editorconfig: trim trailing whitespace

author: Hisham Muhammad <hisham@gobolinux.org> 2021-03-16 13:36:26 -0300
committer: Hisham Muhammad <hisham@gobolinux.org> 2021-03-16 16:32:45 -0300
commit: 8f3ce333e7a1abfc6bf0488817d9eff4a2fd443f (patch)
tree: f05d1a49995341a56e602ce2a3256b89372e9d04
parent: 2b56388e76952be52d849415b1ebae74b6dc4607 (diff)
download: luarocks-8f3ce333e7a1abfc6bf0488817d9eff4a2fd443f.tar.gz
luarocks-8f3ce333e7a1abfc6bf0488817d9eff4a2fd443f.tar.bz2
luarocks-8f3ce333e7a1abfc6bf0488817d9eff4a2fd443f.zip
103 files changed, 674 insertions, 673 deletions
diff --git a/.editorconfig b/.editorconfig
index 4a191367..dc5519a7 100644
--- a/.editorconfig
+++ b/.editorconfig
@@ -1,6 +1,8 @@
 root                     = true
 [*]
+insert_final_newline     = true
+trim_trailing_whitespace = true
 end_of_line              = lf
 charset                  = utf-8
diff --git a/spec/add_spec.lua b/spec/add_spec.lua
index b0b3a171..ea6274ba 100644
--- a/spec/add_spec.lua
+++ b/spec/add_spec.lua
@@ -23,20 +23,20 @@ describe("LuaRocks add tests #integration", function()
      it("missing argument", function()
         assert.is_false(run.luarocks_admin_bool("--server=testing add"))
      end)
-      
      it("invalid server", function()
         assert.is_false(run.luarocks_admin_bool("--server=invalid add " .. testing_paths.testing_server .. "/luasocket-3.0rc1-2.src.rock"))
      end)
-      
      it("invalid server #ssh", function()
         assert.is_true(run.luarocks_admin_bool("--server=testing add " .. testing_paths.testing_server .. "/luasocket-3.0rc1-2.src.rock"))
      end)
-      
      --TODO This test fails, sftp support not yet implemented
      it("invalid server", function()
         assert.is_false(run.luarocks_admin_bool("--server=testing add luasocket-3.0rc1-2.src.rock", { LUAROCKS_CONFIG = testing_paths.testrun_dir .. "/testing_config_sftp.lua" } ))
      end)
-      
      it("split server url", function()
         assert.is_false(run.luarocks_admin_bool("--server=\"localhost@/tmp/luarocks_testing\" add " .. testing_paths.testing_server .. "/luasocket-3.0rc1-2.src.rock"))
      end)
diff --git a/spec/build_spec.lua b/spec/build_spec.lua
index 7d18ae4c..7dc4af03 100644
--- a/spec/build_spec.lua
+++ b/spec/build_spec.lua
@@ -55,7 +55,7 @@ describe("LuaRocks build #integration", function()
      it("invalid", function()
         assert.is_false(run.luarocks_bool("build invalid"))
      end)
-      
      it("with no arguments behaves as luarocks make", function()
         test_env.run_in_tmp(function(tmpdir)
            write_file("c_module-1.0-1.rockspec", [[
@@ -72,7 +72,7 @@ describe("LuaRocks build #integration", function()
               }
            ]], finally)
            write_file("c_module.c", c_module_source, finally)
-            
            assert.is_true(run.luarocks_bool("build"))
            assert.truthy(lfs.attributes(tmpdir .. "/c_module." .. test_env.lib_extension))
         end, finally)
@@ -84,12 +84,12 @@ describe("LuaRocks build #integration", function()
         assert.is_false(run.luarocks_bool("build --tree=/usr " .. testing_paths.fixtures_dir .. "/a_rock-1.0.1-rockspec"))
         assert.falsy(lfs.attributes(testing_paths.testing_sys_rocks .. "/a_rock/1.0-1/a_rock-1.0-1.rockspec"))
      end)
-      
      it("fails if it doesn't have the permissions to access the specified tree's parent #unix", function()
         assert.is_false(run.luarocks_bool("build --tree=/usr/invalid " .. testing_paths.fixtures_dir .. "/a_rock-1.0-1.rockspec"))
         assert.falsy(lfs.attributes(testing_paths.testing_sys_rocks .. "/a_rock/1.0-1/a_rock-1.0-1.rockspec"))
      end)
-      
      it("verbose", function()
         test_env.run_in_tmp(function(tmpdir)
            write_file("test-1.0-1.rockspec", [[
@@ -99,7 +99,7 @@ describe("LuaRocks build #integration", function()
                  url = "file://]] .. tmpdir:gsub("\\", "/") .. [[/test.lua"
               }
               build = {
-                  type = "builtin", 
+                  type = "builtin",
                  modules = {
                     test = "test.lua"
                  }
@@ -111,14 +111,14 @@ describe("LuaRocks build #integration", function()
            assert.truthy(lfs.attributes(testing_paths.testing_sys_rocks .. "/test/1.0-1/test-1.0-1.rockspec"))
         end, finally)
      end)
-      
      it("fails if the deps-mode argument is invalid", function()
         assert.is_false(run.luarocks_bool("build --deps-mode=123 " .. testing_paths.fixtures_dir .. "/a_rock-1.0-1.rockspec"))
         assert.falsy(lfs.attributes(testing_paths.testing_sys_rocks .. "/a_rock/1.0-1/a_rock-1.0-1.rockspec"))
      end)
-      
      it("with --only-sources", function()
-         assert.is_true(run.luarocks_bool("download --server=" .. testing_paths.fixtures_dir .. "/a_repo --rockspec a_rock 1.0")) 
+         assert.is_true(run.luarocks_bool("download --server=" .. testing_paths.fixtures_dir .. "/a_repo --rockspec a_rock 1.0"))
         assert.is_false(run.luarocks_bool("build --only-sources=\"http://example.com\" a_rock-1.0-1.rockspec"))
         assert.is.falsy(lfs.attributes(testing_paths.testing_sys_rocks .. "/a_rock/1.0-1/a_rock-1.0-1.rockspec"))
@@ -129,7 +129,7 @@ describe("LuaRocks build #integration", function()
         assert.is_true(os.remove("a_rock-1.0-1.rockspec"))
         assert.is_true(os.remove("a_rock-1.0-1.src.rock"))
      end)
-      
      it("fails if an empty tree is given", function()
         assert.is_false(run.luarocks_bool("build --tree=\"\" " .. testing_paths.fixtures_dir .. "/a_rock-1.0-1.rockspec"))
         assert.falsy(lfs.attributes(testing_paths.testing_sys_rocks .. "/a_rock/1.0-1/a_rock-1.0-1.rockspec"))
@@ -141,12 +141,12 @@ describe("LuaRocks build #integration", function()
         assert.is_true(run.luarocks_bool("build luacov 0.13.0-1"))
         assert.is.truthy(lfs.attributes(testing_paths.testing_sys_rocks .. "/luacov/0.13.0-1/luacov-0.13.0-1.rockspec"))
      end)
-      
      it("command stdlib", function()
         assert.is_true(run.luarocks_bool("build stdlib"))
         assert.is.truthy(lfs.attributes(testing_paths.testing_sys_rocks .. "/stdlib/41.0.0-1/stdlib-41.0.0-1.rockspec"))
      end)
-      
      it("fails if the current platform is not supported", function()
         test_env.run_in_tmp(function(tmpdir)
            write_file("test-1.0-1.rockspec", [[
@@ -159,7 +159,7 @@ describe("LuaRocks build #integration", function()
                  "unix", "macosx"
               }
               build = {
-                  type = "builtin", 
+                  type = "builtin",
                  modules = {
                     test = "test.lua"
                  }
@@ -176,7 +176,7 @@ describe("LuaRocks build #integration", function()
            end
         end, finally)
      end)
-      
      it("with skipping dependency checks", function()
         test_env.run_in_tmp(function(tmpdir)
            write_file("test-1.0-1.rockspec", [[
@@ -189,7 +189,7 @@ describe("LuaRocks build #integration", function()
                  "a_rock 1.0"
               }
               build = {
-                  type = "builtin", 
+                  type = "builtin",
                  modules = {
                     test = "test.lua"
                  }
@@ -342,7 +342,7 @@ describe("LuaRocks build #integration", function()
         assert.is.falsy(lfs.attributes(testing_paths.testing_sys_rocks .. "/build_only_deps/0.1-1/build_only_deps-0.1-1.rockspec"))
         assert.is.truthy(lfs.attributes(testing_paths.testing_sys_rocks .. "/a_rock/1.0-1/a_rock-1.0-1.rockspec"))
      end)
-      
      it("only deps of a given rockspec", function()
         test_env.run_in_tmp(function(tmpdir)
            write_file("test-1.0-1.rockspec", [[
@@ -355,7 +355,7 @@ describe("LuaRocks build #integration", function()
                  "a_rock 1.0"
               }
               build = {
-                  type = "builtin", 
+                  type = "builtin",
                  modules = {
                     test = "test.lua"
                  }
@@ -381,7 +381,7 @@ describe("LuaRocks build #integration", function()
                  "a_rock 1.0"
               }
               build = {
-                  type = "builtin", 
+                  type = "builtin",
                  modules = {
                     test = "test.lua"
                  }
@@ -406,18 +406,18 @@ describe("LuaRocks build #integration", function()
   describe("rockspec format 3.0 #rs3", function()
      local tmpdir
      local olddir
-      
      before_each(function()
         tmpdir = get_tmp_path()
         olddir = lfs.currentdir()
         lfs.mkdir(tmpdir)
         lfs.chdir(tmpdir)
-         
         lfs.mkdir("autodetect")
         write_file("autodetect/bla.lua", "return {}", finally)
         write_file("c_module.c", c_module_source, finally)
      end)
-      
      after_each(function()
         if olddir then
            lfs.chdir(olddir)
@@ -427,7 +427,7 @@ describe("LuaRocks build #integration", function()
            end
         end
      end)
-      
      it("defaults to build.type == 'builtin'", function()
         local rockspec = "a_rock-1.0-1.rockspec"
         test_env.write_file(rockspec, [[
@@ -509,7 +509,7 @@ describe("LuaRocks build #integration", function()
      lazy_teardown(function()
         test_env.mock_server_done()
      end)
-      
      it("fails when missing external dependency", function()
         test_env.run_in_tmp(function(tmpdir)
            write_file("missing_external-0.1-1.rockspec", [[
@@ -545,7 +545,7 @@ describe("LuaRocks build #integration", function()
         assert.is.truthy(run.luarocks("show with_external_dep"))
      end)
   end)
-   
   describe("#build_dependencies", function()
      it("builds with a build dependency", function()
         assert(run.luarocks_bool("build has_build_dep --server=" .. testing_paths.fixtures_dir .. "/a_repo" ))
@@ -969,7 +969,7 @@ describe("LuaRocks build #unit", function()
            elseif test_env.TEST_TARGET_OS == "osx" then
               os.execute("cc -dynamiclib -o " .. fdir .. "/libfixturedep.dylib " .. fdir .. "/fixturedep.c")
            end
-         
            local rockspec = {
               rockspec_format = "3.0",
               package = "c_module",
@@ -1026,7 +1026,7 @@ describe("LuaRocks build #unit", function()
      lazy_setup(function()
         git = git_repo.start()
      end)
-      
      lazy_teardown(function()
         if git then
            git:stop()
diff --git a/spec/cmd_spec.lua b/spec/cmd_spec.lua
index ad6ae7ad..d28acdf6 100644
--- a/spec/cmd_spec.lua
+++ b/spec/cmd_spec.lua
@@ -5,7 +5,7 @@ local run = test_env.run
 test_env.unload_luarocks()
 describe("LuaRocks command line #integration", function()
-   
   setup(function()
      test_env.setup_specs()
   end)
diff --git a/spec/config_spec.lua b/spec/config_spec.lua
index f4a793c4..a14b1ec0 100644
--- a/spec/config_spec.lua
+++ b/spec/config_spec.lua
@@ -9,7 +9,7 @@ local hardcoded
 test_env.unload_luarocks()
 describe("LuaRocks config tests #integration", function()
-   
   setup(function()
      test_env.setup_specs()
      test_env.unload_luarocks() -- need to be required here, because hardcoded is created after first loading of specs
@@ -55,12 +55,12 @@ describe("LuaRocks config tests #integration", function()
         local output = run.luarocks("config --lua-incdir")
         assert.match(hardcoded.LUA_DIR, output, 1, true)
      end)
-      
      it("--lua-libdir returns a subdir of LUA_DIR", function()
         local output = run.luarocks("config --lua-libdir")
         assert.match(hardcoded.LUA_DIR, output, 1, true)
      end)
-      
      it("--lua-ver returns the Lua version", function()
         local output = run.luarocks("config --lua-ver")
         local lua_version = _VERSION:gsub("Lua ", "")
@@ -69,17 +69,17 @@ describe("LuaRocks config tests #integration", function()
         end
         assert.are.same(lua_version, output)
      end)
-      
      it("--rock-trees lists rock trees", function()
         assert.is_true(run.luarocks_bool("config --rock-trees"))
      end)
-      
      describe("--user-config", function()
         it("returns user config dir", function()
            local user_config_path = run.luarocks("config --user-config")
            assert.is.truthy(lfs.attributes(user_config_path))
         end)
-      
         it("handles a missing user config", function()
            local output = run.luarocks("config --user-config", {LUAROCKS_CONFIG = "missing_file.lua"})
            assert.match("Warning", output)
@@ -89,7 +89,7 @@ describe("LuaRocks config tests #integration", function()
      describe("--system-config", function()
         local scdir = testing_paths.testing_lrprefix .. "/etc/luarocks"
         local configfile = scdir .. "/config-" .. env_variables.LUA_VERSION .. ".lua"
-   
         it("fails if system config doesn't exist", function()
            os.rename(configfile, configfile .. ".bak")
            finally(function()
@@ -97,28 +97,28 @@ describe("LuaRocks config tests #integration", function()
            end)
            assert.is_false(run.luarocks_bool("config --system-config"))
         end)
-         
         it("outputs the path of the system config", function()
            lfs.mkdir(testing_paths.testing_lrprefix)
            lfs.mkdir(testing_paths.testing_lrprefix .. "/etc/")
            lfs.mkdir(scdir)
-   
            local sysconfig = io.open(configfile, "w+")
            sysconfig:write(" ")
            sysconfig:close()
            finally(function()
               os.remove(configfile)
            end)
-            
            local output = run.luarocks("config --system-config")
            assert.are.same(configfile, output)
         end)
-         
         it("fails if system config is invalid", function()
            lfs.mkdir(testing_paths.testing_lrprefix)
            lfs.mkdir(testing_paths.testing_lrprefix .. "/etc/")
            lfs.mkdir(scdir)
-   
            local sysconfig = io.open(configfile, "w+")
            sysconfig:write("if if if")
            sysconfig:close()
@@ -176,7 +176,7 @@ describe("LuaRocks config tests #integration", function()
            local myproject = tmpdir .. "/myproject"
            lfs.mkdir(myproject)
            lfs.chdir(myproject)
-            
            assert(run.luarocks("init"))
            assert.truthy(run.luarocks_bool("config my_var my_value"))
@@ -206,7 +206,7 @@ describe("LuaRocks config tests #integration", function()
            local myproject = tmpdir .. "/myproject"
            lfs.mkdir(myproject)
            lfs.chdir(myproject)
-            
            assert(run.luarocks("init"))
            assert.truthy(run.luarocks_bool("config web_browser foo --scope=project"))
@@ -220,7 +220,7 @@ describe("LuaRocks config tests #integration", function()
            local myproject = tmpdir .. "/myproject"
            lfs.mkdir(myproject)
            lfs.chdir(myproject)
-            
            assert(run.luarocks("init"))
            assert.truthy(run.luarocks_bool("config variables.FOO_DIR /foo/bar --scope=project"))
@@ -234,7 +234,7 @@ describe("LuaRocks config tests #integration", function()
            local myproject = tmpdir .. "/myproject"
            lfs.mkdir(myproject)
            lfs.chdir(myproject)
-            
            assert(run.luarocks("init"))
            assert.truthy(run.luarocks_bool("config external_deps_patterns.lib[1] testtest --scope=project"))
diff --git a/spec/deps_spec.lua b/spec/deps_spec.lua
index b677acc4..35fd8be5 100644
--- a/spec/deps_spec.lua
+++ b/spec/deps_spec.lua
@@ -22,7 +22,7 @@ describe("LuaRocks deps-mode #integration", function()
   it("one", function()
      assert.is_true(run.luarocks_bool("build --tree=system lpeg"))
      assert.is_true(run.luarocks_bool("build --deps-mode=one --tree=" .. testing_paths.testing_tree .. " lxsh"))
-      
      assert.is.truthy(lfs.attributes(testing_paths.testing_rocks .. "/lpeg/1.0.0-1/lpeg-1.0.0-1.rockspec"))
      assert.is.truthy(lfs.attributes(testing_paths.testing_sys_rocks .. "/lpeg/1.0.0-1/lpeg-1.0.0-1.rockspec"))
      assert.is.truthy(lfs.attributes(testing_paths.testing_rocks .. "/lxsh/0.8.6-2/lxsh-0.8.6-2.rockspec"))
@@ -94,7 +94,7 @@ describe("LuaRocks deps-mode #integration", function()
      assert.is.truthy(lfs.attributes(testing_paths.testing_rocks .. "/lxsh/0.8.6-2/lxsh-0.8.6-2.rockspec"))
      assert.is.falsy(lfs.attributes(testing_paths.testing_sys_rocks .. "/lxsh/0.8.6-2/lxsh-0.8.6-2.rockspec"))
   end)
-   
   it("make order sys", function()
      assert.is_true(run.luarocks_bool("build --tree=" .. testing_paths.testing_tree .. " lpeg"))
      assert.is_true(run.luarocks_bool("download --source lxsh 0.8.6"))
diff --git a/spec/dir_spec.lua b/spec/dir_spec.lua
index c5162b60..1b568c8f 100644
--- a/spec/dir_spec.lua
+++ b/spec/dir_spec.lua
@@ -7,17 +7,17 @@ local dir = require("luarocks.dir")
 describe("luarocks.dir #unit", function()
   local runner
-   
   setup(function()
      runner = require("luacov.runner")
      runner.init(testing_paths.testrun_dir .. "/luacov.config")
      runner.tick = true
   end)
-   
   teardown(function()
      runner.shutdown()
   end)
-   
   describe("dir.is_basic_protocol", function()
      it("checks whether the arguments represent a valid protocol and returns the result of the check", function()
         assert.truthy(dir.is_basic_protocol("http"))
diff --git a/spec/doc_spec.lua b/spec/doc_spec.lua
index 19cfb26a..a10bb501 100644
--- a/spec/doc_spec.lua
+++ b/spec/doc_spec.lua
@@ -6,7 +6,7 @@ test_env.unload_luarocks()
 describe("luarocks doc #integration", function()
   before_each(function()
-      test_env.setup_specs(extra_rocks)
+      test_env.setup_specs()
   end)
   describe("basic tests", function()
@@ -74,7 +74,7 @@ describe("luarocks doc #integration", function()
         assert.match("a_rock 2.0", run.luarocks("doc a_user/a_rock"))
      end)
   end)
-   
   describe("tests with flags", function()
      it("of installed package", function()
         test_env.run_in_tmp(function(tmpdir)
@@ -127,12 +127,12 @@ describe("luarocks doc #integration", function()
            assert.is.truthy(output:find("doc2%.md"))
         end, finally)
      end)
-      
      it("with --local", function()
         assert.is_true(run.luarocks_bool("install --server=" .. testing_paths.fixtures_dir .. "/a_repo a_rock"))
         assert.is_true(run.luarocks_bool("doc --server=" .. testing_paths.fixtures_dir .. "/a_repo a_rock --local"))
      end)
-      
      it("with --porcelain", function()
         test_env.run_in_tmp(function(tmpdir)
            test_env.write_file("test-1.0-1.rockspec", [[
diff --git a/spec/download_spec.lua b/spec/download_spec.lua
index 42f72008..823e154f 100644
--- a/spec/download_spec.lua
+++ b/spec/download_spec.lua
@@ -28,7 +28,7 @@ describe("luarocks download #integration", function()
      assert.is.truthy(lfs.attributes("validate-args-1.5.4-1.rockspec"))
      test_env.remove_files(lfs.currentdir(), "validate--args--")
   end)
-   
   it("rockspec version", function()
      assert.is_true(run.luarocks_bool("download --rockspec validate-args 1.5.4-1"))
      assert.is.truthy(lfs.attributes("validate-args-1.5.4-1.rockspec"))
diff --git a/spec/fetch_spec.lua b/spec/fetch_spec.lua
index 6e23a8f2..8194a298 100644
--- a/spec/fetch_spec.lua
+++ b/spec/fetch_spec.lua
@@ -17,9 +17,9 @@ describe("luarocks fetch #unit #mock", function()
   local are_same_files = function(file1, file2)
      return file1 == file2 or lfs.attributes(file1).ino == lfs.attributes(file2).ino
   end
-   
   local runner
-   
   setup(function()
      cfg.init()
      fs.init()
@@ -29,15 +29,15 @@ describe("luarocks fetch #unit #mock", function()
      runner.init(testing_paths.testrun_dir .. "/luacov.config")
      runner.tick = true
   end)
-   
   teardown(function()
      test_env.mock_server_done()
      runner.shutdown()
   end)
-   
   describe("fetch.fetch_url", function()
-      
      it("fetches the url argument and returns the absolute path of the fetched file", function()
         local fetchedfile = fetch.fetch_url("http://localhost:8080/file/a_rock.lua")
         assert.truthy(are_same_files(fetchedfile, lfs.currentdir() .. "/a_rock.lua"))
@@ -50,25 +50,25 @@ describe("luarocks fetch #unit #mock", function()
         assert.same(fetchedcontent, filecontent)
         os.remove(fetchedfile)
      end)
-      
      it("returns the absolute path of the filename argument if the url represents a file", function()
         local file = fetch.fetch_url("file://a_rock.lua")
         assert.truthy(are_same_files(file, lfs.currentdir() .. "/a_rock.lua"))
      end)
-      
      it("returns false and does nothing if the url argument contains a nonexistent file", function()
         assert.falsy(fetch.fetch_url("http://localhost:8080/file/nonexistent"))
      end)
-      
      it("returns false and does nothing if the url argument is invalid", function()
         assert.falsy(fetch.fetch_url("invalid://url", "file"))
      end)
   end)
-   
   describe("fetch.fetch_url_at_temp_dir", function()
      local tmpfile
      local tmpdir
-      
      after_each(function()
         if tmpfile then
            os.remove(tmpfile)
@@ -89,7 +89,7 @@ describe("luarocks fetch #unit #mock", function()
         assert.truthy(are_same_files(tmpfile, pathname))
         assert.truthy(are_same_files(tmpdir, dirname))
      end)
-      
      it("returns true and fetches the url into a temporary dir", function()
         local fetchedfile, tmpdir = fetch.fetch_url_at_temp_dir("http://localhost:8080/file/a_rock.lua", "test")
         assert.truthy(are_same_files(fetchedfile, tmpdir .. "/a_rock.lua"))
@@ -101,7 +101,7 @@ describe("luarocks fetch #unit #mock", function()
         fd:close()
         assert.same(fetchedcontent, filecontent)
      end)
-      
      it("returns true and fetches the url into a temporary dir with custom filename", function()
         local fetchedfile, tmpdir = fetch.fetch_url_at_temp_dir("http://localhost:8080/file/a_rock.lua", "test", "my_a_rock.lua")
         assert.truthy(are_same_files(fetchedfile, tmpdir .. "/my_a_rock.lua"))
@@ -114,12 +114,12 @@ describe("luarocks fetch #unit #mock", function()
         fd:close()
         assert.same(fetchedcontent, filecontent)
      end)
-      
      it("returns false and does nothing if the file specified in the url is nonexistent", function()
         assert.falsy(fetch.fetch_url_at_temp_dir("file://nonexistent", "test"))
         assert.falsy(fetch.fetch_url_at_temp_dir("http://localhost:8080/file/nonexistent", "test"))
      end)
-      
      it("returns false and does nothing if the url is invalid", function()
         assert.falsy(fetch.fetch_url_at_temp_dir("url://invalid", "test"))
      end)
@@ -133,7 +133,7 @@ describe("luarocks fetch #unit #mock", function()
         assert.truthy(are_same_files(inferreddir, founddir))
         assert.truthy(lfs.attributes(tmpdir .. "/" .. founddir))
      end)
-      
      it("extracts the archive given by the file argument with given base directory and returns the inferred and the actual root directory in the archive", function()
         local url = "http://localhost:8080/file/an_upstream_tarball-0.1.tar.gz"
         local file, tmpdir = assert(fetch.fetch_url_at_temp_dir(url, "test"))
@@ -142,29 +142,29 @@ describe("luarocks fetch #unit #mock", function()
         assert.truthy(are_same_files(founddir, "an_upstream_tarball-0.1"))
         assert.truthy(lfs.attributes(tmpdir .. "/" .. founddir))
      end)
-      
      it("returns false and does nothing if the temporary directory doesn't exist", function()
         assert.falsy(fetch.find_base_dir("file", "nonexistent", "url"))
      end)
   end)
-   
   describe("fetch.fetch_and_unpack_rock", function()
      local tmpdir
-      
      after_each(function()
         if tmpdir then
            lfs.rmdir(tmpdir)
            tmpdir = nil
         end
      end)
-      
      it("unpacks the rock file from the url and returns its resulting temporary parent directory", function()
         tmpdir = fetch.fetch_and_unpack_rock("http://localhost:8080/file/a_rock-1.0-1.src.rock")
         assert.truthy(string.find(tmpdir, "a_rock%-1%.0%-1"))
         assert.truthy(lfs.attributes(tmpdir .. "/a_rock-1.0-1.rockspec"))
         assert.truthy(lfs.attributes(tmpdir .. "/a_rock.lua"))
      end)
-      
      it("unpacks the rock file from the url with custom unpacking directory", function()
         tmpdir = get_tmp_path()
         lfs.mkdir(tmpdir)
@@ -173,15 +173,15 @@ describe("luarocks fetch #unit #mock", function()
         assert.truthy(lfs.attributes(resultingdir .. "/a_rock-1.0-1.rockspec"))
         assert.truthy(lfs.attributes(resultingdir .. "/a_rock.lua"))
      end)
-      
      it("does nothing if the url doesn't represent a rock file", function()
         assert.falsy(pcall(fetch.fetch_and_unpack_rock, "http://localhost:8080/file/a_rock.lua"))
      end)
-      
      it("does nothing if the rock file url is invalid", function()
         assert.falsy(pcall(fetch.fetch_and_unpack_rock, "url://invalid"))
      end)
-      
      it("does nothing if the rock file url represents a nonexistent file", function()
         assert.falsy(pcall(fetch.fetch_and_unpack_rock, "url://invalid"))
         assert.falsy(pcall(fetch.fetch_and_unpack_rock, "http://localhost:8080/file/nonexistent"))
@@ -191,7 +191,7 @@ describe("luarocks fetch #unit #mock", function()
   describe("fetch.load_local_rockspec", function()
      local tmpdir
      local olddir
-      
      before_each(function()
         tmpdir = get_tmp_path()
         olddir = lfs.currentdir()
@@ -199,7 +199,7 @@ describe("luarocks fetch #unit #mock", function()
         lfs.chdir(tmpdir)
         fs.change_dir(tmpdir)
      end)
-      
      after_each(function()
         if olddir then
            lfs.chdir(olddir)
@@ -208,14 +208,14 @@ describe("luarocks fetch #unit #mock", function()
            end
         end
      end)
-      
      it("returns a table representing the rockspec from the given file skipping some checks if the quick argument is enabled", function()
         local rockspec = fetch.load_local_rockspec(testing_paths.fixtures_dir .. "/a_rock-1.0-1.rockspec", true)
         assert.same(rockspec.name, "a_rock")
         assert.same(rockspec.version, "1.0-1")
         assert.same(rockspec.source.url, "http://localhost:8080/file/a_rock.lua")
         assert.same(rockspec.description, { summary = "An example rockspec" })
-         
         write_file("missing_mandatory_field-1.0-1.rockspec", [[
            package="missing_mandatory_field"
            version="1.0-1"
@@ -227,7 +227,7 @@ describe("luarocks fetch #unit #mock", function()
         assert.same(rockspec.name, "missing_mandatory_field")
         assert.same(rockspec.version, "1.0-1")
         assert.same(rockspec.source.url, "http://example.com/foo.tar.gz")
-         
         write_file("unknown_field-1.0-1.rockspec", [[
            package="unknown_field"
            version="1.0-1"
@@ -246,7 +246,7 @@ describe("luarocks fetch #unit #mock", function()
         assert.falsy(fetch.load_local_rockspec("missing_mandatory_field-1.0-1.rockspec"))
         assert.falsy(fetch.load_local_rockspec("unknown_field-1.0-1.rockspec"))
      end)
-      
      it("returns a table representing the rockspec from the given file", function()
         path.use_tree(testing_paths.testing_tree)
         local rockspec = fetch.load_local_rockspec(testing_paths.fixtures_dir .. "/a_rock-1.0-1.rockspec")
@@ -255,15 +255,15 @@ describe("luarocks fetch #unit #mock", function()
         assert.same(rockspec.description, { summary = "An example rockspec" })
         assert.same(rockspec.source.url, "http://localhost:8080/file/a_rock.lua")
      end)
-      
      it("returns false if the rockspec in invalid", function()
         assert.falsy(fetch.load_local_rockspec(testing_paths.fixtures_dir .. "/invalid_validate-args-1.5.4-1.rockspec"))
      end)
-      
      it("returns false if the rockspec version is not supported", function()
         assert.falsy(fetch.load_local_rockspec("invalid_version.rockspec"))
      end)
-      
      it("returns false if the rockspec doesn't pass the type checking", function()
         write_file("type_mismatch_string-1.0-1.rockspec", [[
            package="type_mismatch_version"
@@ -271,7 +271,7 @@ describe("luarocks fetch #unit #mock", function()
         ]], finally)
         assert.falsy(fetch.load_local_rockspec("type_mismatch_string-1.0-1.rockspec"))
      end)
-      
      it("returns false if the rockspec file name is not right", function()
         write_file("invalid_rockspec_name.rockspec", [[
            package="invalid_rockspec_name"
@@ -280,12 +280,12 @@ describe("luarocks fetch #unit #mock", function()
               url = "http://example.com/foo.tar.gz"
            }
            build = {
-               
            }
         ]], finally)
         assert.falsy(fetch.load_local_rockspec("invalid_rockspec_name.rockspec"))
      end)
-      
      it("returns false if the version in the rockspec file name doesn't match the version declared in the rockspec", function()
         write_file("inconsistent_versions-1.0-1.rockspec", [[
            package="inconsistent_versions"
@@ -294,13 +294,13 @@ describe("luarocks fetch #unit #mock", function()
               url = "http://example.com/foo.tar.gz"
            }
            build = {
-               
            }
         ]], finally)
         assert.falsy(fetch.load_local_rockspec("inconsistent_versions-1.0-1.rockspec"))
      end)
   end)
-   
   describe("fetch.load_rockspec", function()
      it("returns a table containing the requested rockspec by downloading it into a temporary directory", function()
         path.use_tree(testing_paths.testing_tree)
@@ -315,11 +315,11 @@ describe("luarocks fetch #unit #mock", function()
         assert.same(rockspec.description, { summary = "An example rockspec" })
         assert.same(rockspec.source.url, "http://localhost:8080/file/a_rock.lua")
      end)
-      
      it("returns a table containing the requested rockspec by downloading it into a given directory", function()
         local tmpdir = get_tmp_path()
         lfs.mkdir(tmpdir)
-         
         path.use_tree(testing_paths.testing_tree)
         local rockspec = fetch.load_rockspec("http://localhost:8080/file/a_rock-1.0-1.rockspec", tmpdir)
         assert.same(rockspec.name, "a_rock")
@@ -327,23 +327,23 @@ describe("luarocks fetch #unit #mock", function()
         assert.same(rockspec.description, { summary = "An example rockspec" })
         assert.same(rockspec.source.url, "http://localhost:8080/file/a_rock.lua")
         assert.truthy(lfs.attributes(tmpdir .. "/a_rock-1.0-1.rockspec"))
-      
         lfs.rmdir(tmpdir)
      end)
-      
      it("returns false if the given download directory doesn't exist", function()
         assert.falsy(fetch.load_rockspec("http://localhost:8080/file/a_rock-1.0-1.rockspec", "nonexistent"))
      end)
-      
      it("returns false if the given filename is not a valid rockspec name", function()
         assert.falsy(fetch.load_rockspec("http://localhost:8080/file/a_rock.lua"))
      end)
   end)
-   
   describe("fetch.get_sources", function()
      local tmpdir
      local olddir
-      
      before_each(function()
         tmpdir = get_tmp_path()
         olddir = lfs.currentdir()
@@ -351,7 +351,7 @@ describe("luarocks fetch #unit #mock", function()
         lfs.chdir(tmpdir)
         fs.change_dir(tmpdir)
      end)
-      
      after_each(function()
         if olddir then
            lfs.chdir(olddir)
@@ -360,13 +360,13 @@ describe("luarocks fetch #unit #mock", function()
            end
         end
      end)
-      
      it("downloads the sources for building a rock and returns the resulting source filename and its parent directory", function()
         local rockspec = assert(fetch.load_rockspec("http://localhost:8080/file/a_rock-1.0-1.rockspec"))
         local file, dir = fetch.get_sources(rockspec, false)
         assert.truthy(are_same_files(dir .. "/a_rock.lua", file))
      end)
-      
      it("downloads the sources for building a rock into a given directory and returns the resulting source filename and its parent directory", function()
         local tmpdir = get_tmp_path()
         lfs.mkdir(tmpdir)
@@ -376,7 +376,7 @@ describe("luarocks fetch #unit #mock", function()
         assert.truthy(are_same_files(dir .. "/a_rock.lua", file))
         lfs.rmdir(tmpdir)
      end)
-      
      it("downloads the sources for building a rock, extracts the downloaded tarball and returns the resulting source filename and its parent directory", function()
         local rockspec = assert(fetch.load_rockspec("http://localhost:8080/file/busted_project-0.1-1.rockspec"))
         local file, dir = fetch.get_sources(rockspec, true)
@@ -385,12 +385,12 @@ describe("luarocks fetch #unit #mock", function()
         assert.truthy(lfs.attributes(dir .. "/busted_project/sum.lua"))
         assert.truthy(lfs.attributes(dir .. "/busted_project/spec/sum_spec.lua"))
      end)
-      
      it("returns false and does nothing if the destination directory doesn't exist", function()
         local rockspec = assert(fetch.load_rockspec("http://localhost:8080/file/a_rock-1.0-1.rockspec"))
         assert.falsy(fetch.get_sources(rockspec, false, "nonexistent"))
      end)
-      
      it("returns false and does nothing if the rockspec source url is invalid", function()
         write_file("invalid_url-1.0-1.rockspec", [[
            package="invalid_url"
@@ -399,13 +399,13 @@ describe("luarocks fetch #unit #mock", function()
               url = "http://localhost:8080/file/nonexistent"
            }
            build = {
-               
            }
         ]], finally)
         local rockspec = assert(fetch.load_rockspec("invalid_url-1.0-1.rockspec"))
         assert.falsy(fetch.get_sources(rockspec, false))
      end)
-      
      it("returns false and does nothing if the downloaded rockspec has an invalid md5 checksum", function()
         write_file("invalid_checksum-1.0-1.rockspec", [[
            package="invalid_checksum"
@@ -415,7 +415,7 @@ describe("luarocks fetch #unit #mock", function()
               md5 = "invalid"
            }
            build = {
-               
            }
         ]], finally)
         local rockspec = assert(fetch.load_rockspec("invalid_checksum-1.0-1.rockspec"))
@@ -429,7 +429,7 @@ describe("luarocks fetch #unit #mock", function()
      setup(function()
         git = git_repo.start()
      end)
-      
      teardown(function()
         if git then
            git:stop()
diff --git a/spec/fs_spec.lua b/spec/fs_spec.lua
index cc36d277..5410cff7 100644
--- a/spec/fs_spec.lua
+++ b/spec/fs_spec.lua
@@ -62,7 +62,7 @@ describe("luarocks.fs #unit", function()
   end
   local runner
-   
   setup(function()
      cfg.init()
      fs.init()
@@ -70,7 +70,7 @@ describe("luarocks.fs #unit", function()
      runner.init(testing_paths.testrun_dir .. "/luacov.config")
      runner.tick = true
   end)
-   
   teardown(function()
      runner.shutdown()
   end)
@@ -122,10 +122,10 @@ describe("luarocks.fs #unit", function()
         end
      end)
   end)
-   
   describe("fs.execute_string", function()
      local tmpdir
-      
      after_each(function()
         if tmpdir then
            lfs.rmdir(tmpdir)
@@ -140,7 +140,7 @@ describe("luarocks.fs #unit", function()
         assert.falsy(fs.execute_string("invalidcommand"))
      end)
   end)
-   
   describe("fs.dir_iterator", function()
      local tmpfile1
      local tmpfile2
@@ -218,7 +218,7 @@ describe("luarocks.fs #unit", function()
         end
      end)
   end)
-   
   describe("fs.is_writable", function()
      local tmpfile
      local tmpdir
@@ -268,7 +268,7 @@ describe("luarocks.fs #unit", function()
         assert.falsy(fs.is_writable("/nonexistent"))
      end)
   end)
-   
   describe("fs.set_time #unix", function()
      local tmpfile
      local tmpdir
@@ -787,13 +787,13 @@ describe("luarocks.fs #unit", function()
         assert.truthy(exists_file(tmpdir))
      end)
   end)
-   
   describe("fs.list_dir", function()
      local intfile1
      local intfile2
      local intdir
      local tmpdir
-      
      before_each(function()
         if intfile1 then
            os.remove(intfile1)
@@ -812,7 +812,7 @@ describe("luarocks.fs #unit", function()
            tmpdir = nil
         end
      end)
-      
      it("returns a table with the contents of the given directory", function()
         tmpdir = get_tmp_path()
         lfs.mkdir(tmpdir)
@@ -828,18 +828,18 @@ describe("luarocks.fs #unit", function()
         assert.truthy(result[2] == "intfile1" or result[2] == "intdir")
         assert.is_not.same(result[1], result[2])
      end)
-      
      it("returns an empty table if the argument is a file", function()
         intfile1 = get_tmp_path()
         create_file(intfile1)
         local result = fs.list_dir(intfile1)
         assert.same(#result, 0)
      end)
-      
      it("does nothing if the argument is nonexistent", function()
         assert.same(fs.list_dir("/nonexistent"), {})
      end)
-      
      it("does nothing if the argument doesn't have the proper permissions", function()
         tmpdir = get_tmp_path()
         lfs.mkdir(tmpdir)
@@ -1017,13 +1017,13 @@ describe("luarocks.fs #unit", function()
         assert.falsy(exists_file(dstdir .. "/internalfile"))
      end)
   end)
-   
   describe("fs.find", function()
      local tmpdir
      local intdir
      local intfile1
      local intfile2
-      
      after_each(function()
         if intfile1 then
            os.remove(intfile1)
@@ -1042,7 +1042,7 @@ describe("luarocks.fs #unit", function()
            tmpdir = nil
         end
      end)
-      
      local create_dir_tree = function()
         tmpdir = get_tmp_path()
         lfs.mkdir(tmpdir)
@@ -1053,7 +1053,7 @@ describe("luarocks.fs #unit", function()
         intfile2 = intdir .. "/intfile2"
         create_file(intfile2)
      end
-      
      it("returns a table of all the contents in the directory given as argument", function()
         create_dir_tree()
         local contents = {}
@@ -1068,7 +1068,7 @@ describe("luarocks.fs #unit", function()
         assert.same(contents["intdir"], true)
         assert.same(contents["intdir/intfile2"], true)
      end)
-      
      it("uses the current working directory if the argument is nil", function()
         create_dir_tree()
         local olddir = fs.current_dir()
@@ -1085,7 +1085,7 @@ describe("luarocks.fs #unit", function()
         assert.same(contents["intfile2"], true)
         fs.change_dir(olddir)
      end)
-      
      it("returns an empty table if the argument is nonexistent", function()
         local contents = fs.find("/nonexistent")
         local count = 0
@@ -1094,7 +1094,7 @@ describe("luarocks.fs #unit", function()
         end
         assert.same(count, 0)
      end)
-      
      it("returns an empty table if the argument is a file", function()
         intfile1 = get_tmp_path()
         create_file(intfile1)
@@ -1105,7 +1105,7 @@ describe("luarocks.fs #unit", function()
         end
         assert.same(count, 0)
      end)
-      
      it("does nothing if the argument doesn't have the proper permissions", function()
         tmpdir = get_tmp_path()
         lfs.mkdir(tmpdir)
@@ -1113,12 +1113,12 @@ describe("luarocks.fs #unit", function()
         assert.same(fs.find(tmpdir), {})
      end)
   end)
-   
   describe("fs.move", function()
      local srcfile
      local dstfile
      local tmpdir
-      
      after_each(function()
         if srcfile then
            os.remove(srcfile)
@@ -1133,7 +1133,7 @@ describe("luarocks.fs #unit", function()
            tmpdir  = nil
         end
      end)
-      
      it("returns true and moves the source (together with its permissions) to the destination", function()
         srcfile = get_tmp_path()
         create_file(srcfile)
@@ -1149,7 +1149,7 @@ describe("luarocks.fs #unit", function()
            assert.same(oldperms, lfs.attributes(dstfile, "permissions"))
         end
      end)
-      
      it("returns true and moves the source (with custom permissions) to the destination", function()
         srcfile = get_tmp_path()
         create_file(srcfile)
@@ -1161,13 +1161,13 @@ describe("luarocks.fs #unit", function()
         local dstcontents = assert(fd:read("*a"))
         assert.same(dstcontents, "foo")
      end)
-      
      it("returns false and does nothing if the source doesn't exist", function()
         dstfile = get_tmp_path()
         assert.falsy(fs.move("/nonexistent", dstfile))
         assert.falsy(fs.exists(dstfile))
      end)
-      
      it("returns false and does nothing if the destination already exists", function()
         srcfile = get_tmp_path()
         create_file(srcfile)
@@ -1179,7 +1179,7 @@ describe("luarocks.fs #unit", function()
         local dstcontents = assert(fd:read("*a"))
         assert.same(dstcontents, "bar")
      end)
-      
      it("returns false and does nothing if the destination path doesn't have the proper permissions", function()
         srcfile = get_tmp_path()
         create_file(srcfile)
@@ -1190,17 +1190,17 @@ describe("luarocks.fs #unit", function()
         assert.falsy(fs.exists(tmpdir .. "/dstfile"))
      end)
   end)
-   
   describe("fs.is_lua", function()
      local tmpfile
-      
      after_each(function()
         if tmpfile then
            os.remove(tmpfile)
            tmpfile = nil
         end
      end)
-      
      it("returns true if the argument is a valid lua script", function()
         tmpfile = get_tmp_path()
         create_file(tmpfile, "print(\"foo\")")
@@ -1212,13 +1212,13 @@ describe("luarocks.fs #unit", function()
         create_file(tmpfile, "#!/usr/bin/env lua\n\nprint(\"foo\")")
         assert.truthy(fs.is_lua(tmpfile))
      end)
-      
      it("returns false if the argument is not a valid lua script", function()
         tmpfile = os.tmpname()
         create_file(tmpfile)
         assert.falsy(fs.is_lua(tmpfile))
      end)
-      
      it("returns false if the argument is a valid lua script but doesn't have the proper permissions", function()
         tmpfile = get_tmp_path()
         create_file(tmpfile, "print(\"foo\")")
@@ -1281,15 +1281,15 @@ describe("luarocks.fs #unit", function()
         assert.falsy(exists_file(tmpdir))
      end)
   end)
-   
   describe("fs.download #mock", function()
      local tmpfile
      local tmpdir
-      
      setup(function()
         test_env.mock_server_init()
      end)
-      
      teardown(function()
         test_env.mock_server_done()
      end)
@@ -1304,7 +1304,7 @@ describe("luarocks.fs #unit", function()
            tmpdir = nil
         end
      end)
-      
      it("returns true and fetches the url argument into the specified filename", function()
         tmpfile = get_tmp_path()
         assert.truthy(fs.download("http://localhost:8080/file/a_rock.lua", tmpfile))
@@ -1316,7 +1316,7 @@ describe("luarocks.fs #unit", function()
         fd:close()
         assert.same(downloadcontent, originalcontent)
      end)
-      
      it("returns true and fetches the url argument into a file whose name matches the basename of the url if the filename argument is not given", function()
         tmpdir = get_tmp_path()
         lfs.mkdir(tmpdir)
@@ -1332,33 +1332,33 @@ describe("luarocks.fs #unit", function()
         assert.same(downloadcontent, originalcontent)
         fs.pop_dir()
      end)
-      
      it("returns false and does nothing if the url argument contains a nonexistent file", function()
         tmpfile = get_tmp_path()
         assert.falsy(fs.download("http://localhost:8080/file/nonexistent", tmpfile))
      end)
-      
      it("returns false and does nothing if the url argument is invalid", function()
         assert.falsy(fs.download("invalidurl"))
      end)
   end)
-   
   describe("fs.zip", function()
      local tmpdir
      local olddir
-      
      before_each(function()
         olddir = lfs.currentdir()
         tmpdir = get_tmp_path()
         lfs.mkdir(tmpdir)
         chdir(tmpdir)
-         
         write_file("file1", "content1", finally)
         write_file("file2", "content2", finally)
         lfs.mkdir("dir")
         write_file("dir/file3", "content3", finally)
      end)
-      
      after_each(function()
         if olddir then
            chdir(olddir)
@@ -1368,12 +1368,12 @@ describe("luarocks.fs #unit", function()
            end
         end
      end)
-      
      it("returns true and creates a zip archive of the given files", function()
         assert.truthy(fs.zip("archive.zip", "file1", "file2", "dir"))
         assert.truthy(exists_file("archive.zip"))
      end)
-      
      it("returns false and does nothing if the files specified in the arguments are invalid", function()
         assert.falsy(fs.zip("archive.zip", "nonexistent"))
         assert.falsy(exists_file("nonexistent"))
@@ -1381,7 +1381,7 @@ describe("luarocks.fs #unit", function()
   end)
   describe("fs.bunzip2", function()
-      
      it("uncompresses a .bz2 file", function()
         local input = testing_paths.fixtures_dir .. "/abc.bz2"
         local output = os.tmpname()
@@ -1393,25 +1393,25 @@ describe("luarocks.fs #unit", function()
         local abc = ("a"):rep(100000)..("b"):rep(100000)..("c"):rep(100000)
         assert.same(abc, content)
      end)
-      
   end)
-   
   describe("fs.unzip", function()
      local tmpdir
      local olddir
-      
      before_each(function()
         olddir = lfs.currentdir()
         tmpdir = get_tmp_path()
         lfs.mkdir(tmpdir)
         chdir(tmpdir)
-         
         write_file("file1", "content1", finally)
         write_file("file2", "content2", finally)
         lfs.mkdir("dir")
         write_file("dir/file3", "content3", finally)
      end)
-      
      after_each(function()
         if olddir then
            chdir(olddir)
@@ -1421,33 +1421,33 @@ describe("luarocks.fs #unit", function()
            end
         end
      end)
-      
      it("returns true and unzips the given zip archive", function()
         assert.truthy(fs.zip("archive.zip", "file1", "file2", "dir"))
         os.remove("file1")
         os.remove("file2")
         lfs.rmdir("dir")
-         
         assert.truthy(fs.unzip("archive.zip"))
         assert.truthy(exists_file("file1"))
         assert.truthy(exists_file("file2"))
         assert.truthy(exists_file("dir/file3"))
-         
         local fd
-         
         fd = assert(io.open("file1", "r"))
         assert.same(fd:read("*a"), "content1")
         fd:close()
-         
         fd = assert(io.open("file2", "r"))
         assert.same(fd:read("*a"), "content2")
         fd:close()
-         
         fd = assert(io.open("dir/file3", "r"))
         assert.same(fd:read("*a"), "content3")
         fd:close()
      end)
-      
      it("does nothing if the given archive is invalid", function()
         assert.falsy(fs.unzip("archive.zip"))
      end)
@@ -1456,14 +1456,14 @@ describe("luarocks.fs #unit", function()
   describe("fs.wrap_script", function()
      local tmpdir
      local olddir
-      
      before_each(function()
         olddir = lfs.currentdir()
         tmpdir = get_tmp_path()
         lfs.mkdir(tmpdir)
         chdir(tmpdir)
      end)
-      
      after_each(function()
         if olddir then
            chdir(olddir)
@@ -1484,20 +1484,20 @@ describe("luarocks.fs #unit", function()
         assert.same("Hello World", data)
      end)
   end)
-   
   describe("fs.copy_binary", function()
      local tmpdir
      local olddir
-      
      before_each(function()
         olddir = lfs.currentdir()
         tmpdir = get_tmp_path()
         lfs.mkdir(tmpdir)
         chdir(tmpdir)
-         
         write_file("test.exe", "", finally)
      end)
-      
      after_each(function()
         if olddir then
            chdir(olddir)
@@ -1506,7 +1506,7 @@ describe("luarocks.fs #unit", function()
            end
         end
      end)
-      
      it("returns true and copies the given binary file to the file specified in the dest argument", function()
         assert.truthy(fs.copy_binary("test.exe", lfs.currentdir() .. "/copy.exe"))
         assert.truthy(exists_file("copy.exe"))
@@ -1519,17 +1519,17 @@ describe("luarocks.fs #unit", function()
            fd:close()
         end
      end)
-      
      it("returns false and does nothing if the source file is invalid", function()
         assert.falsy(fs.copy_binary("invalid.exe", "copy.exe"))
      end)
   end)
-   
   describe("fs.modules", function()
      local tmpdir
      local olddir
      local oldpath
-      
      before_each(function()
         olddir = lfs.currentdir()
         tmpdir = get_tmp_path()
@@ -1547,7 +1547,7 @@ describe("luarocks.fs #unit", function()
         oldpath = package.path
         package.path = package.path .. tmpdir .. "/?.lua;"
      end)
-      
      after_each(function()
         if olddir then
            chdir(olddir)
@@ -1583,7 +1583,7 @@ describe("luarocks.fs #unit", function()
   end)
   describe("#unix fs._unix_rwx_to_number", function()
-   
      it("converts permissions in rwx notation to numeric ones", function()
         assert.same(tonumber("0644", 8), fs._unix_rwx_to_number("rw-r--r--"))
         assert.same(tonumber("0755", 8), fs._unix_rwx_to_number("rwxr-xr-x"))
diff --git a/spec/fun_spec.lua b/spec/fun_spec.lua
index b3589c12..9844ec27 100644
--- a/spec/fun_spec.lua
+++ b/spec/fun_spec.lua
@@ -6,17 +6,17 @@ local fun = require("luarocks.fun")
 describe("luarocks.fun #unit", function()
   local runner
-   
   setup(function()
      runner = require("luacov.runner")
      runner.init(testing_paths.testrun_dir .. "/luacov.config")
      runner.tick = true
   end)
-   
   teardown(function()
      runner.shutdown()
   end)
-   
   describe("fun.concat", function()
      it("returns the concatenation of the two tables given as arguments", function()
         local t1, t2
diff --git a/spec/help_spec.lua b/spec/help_spec.lua
index 70dc5a7e..08ce87a9 100644
--- a/spec/help_spec.lua
+++ b/spec/help_spec.lua
@@ -16,11 +16,11 @@ describe("luarocks help #integration", function()
   it("invalid argument", function()
      assert.is_false(run.luarocks_bool("help invalid"))
   end)
-   
   it("config", function()
      assert.is_true(run.luarocks_bool("help config"))
   end)
-   
   it("luarocks-admin help with no flags/arguments", function()
      assert.is_true(run.luarocks_admin_bool(test_env.quiet("help")))
   end)
diff --git a/spec/init_spec.lua b/spec/init_spec.lua
index 4a9c9ab7..3bde313a 100644
--- a/spec/init_spec.lua
+++ b/spec/init_spec.lua
@@ -19,7 +19,7 @@ describe("luarocks init #integration", function()
         local myproject = tmpdir .. "/myproject"
         lfs.mkdir(myproject)
         lfs.chdir(myproject)
-         
         assert(run.luarocks("init"))
         if is_win then
            assert.truthy(lfs.attributes(myproject .. "/lua.bat"))
@@ -41,7 +41,7 @@ describe("luarocks init #integration", function()
         local myproject = tmpdir .. "/myproject"
         lfs.mkdir(myproject)
         lfs.chdir(myproject)
-         
         assert(run.luarocks("init"))
         if is_win then
            assert.truthy(lfs.attributes(myproject .. "/lua.bat"))
@@ -74,18 +74,18 @@ describe("luarocks init #integration", function()
         end
      end, finally)
   end)
-   
   it("with given arguments", function()
      test_env.run_in_tmp(function(tmpdir)
         local myproject = tmpdir .. "/myproject"
         lfs.mkdir(myproject)
         lfs.chdir(myproject)
-         
         assert(run.luarocks("init customname 1.0"))
         assert.truthy(lfs.attributes(myproject .. "/customname-1.0-1.rockspec"))
      end, finally)
   end)
-   
   it("with --lua-versions", function()
      test_env.run_in_tmp(function(tmpdir)
         local myproject = tmpdir .. "/myproject"
@@ -107,14 +107,14 @@ describe("luarocks init #integration", function()
         local myproject = tmpdir .. "/myproject"
         copy_dir(testing_paths.fixtures_dir .. "/git_repo", myproject)
         lfs.chdir(myproject)
-         
         assert(run.luarocks("init"))
         local fd = assert(io.open(myproject .. "/myproject-dev-1.rockspec", "r"))
         local content = assert(fd:read("*a"))
         assert.truthy(content:find("summary = \"Test repo\""))
         assert.truthy(content:find("detailed = .+Test repo.+"))
         assert.truthy(content:find("license = \"MIT\""))
-         
         fd = assert(io.open(myproject .. "/.gitignore", "r"))
         content = assert(fd:read("*a"))
         assert.truthy(content:find("/foo"))
@@ -155,17 +155,17 @@ describe("luarocks init #integration", function()
         os.remove(rockspec_filename)
         os.remove("my_dependency-1.0-1.rockspec")
-         
         -- re-run init
         assert(run.luarocks("init"))
         -- file is recreated
         assert.truthy(lfs.attributes(rockspec_filename))
-         
         local fd = assert(io.open(rockspec_filename, "rb"))
         local rockspec = assert(fd:read("*a"))
         fd:close()
-         
         assert.no.match("my_dependency", rockspec, 1, true)
         assert.no.match("config", rockspec, 1, true)
diff --git a/spec/install_spec.lua b/spec/install_spec.lua
index 78b4b28d..9bc94eb6 100644
--- a/spec/install_spec.lua
+++ b/spec/install_spec.lua
@@ -46,7 +46,7 @@ describe("luarocks install #integration", function()
      it("fails invalid patch", function()
         assert.is_false(run.luarocks_bool("install " .. testing_paths.fixtures_dir .. "/invalid_patch-0.1-1.rockspec"))
-      end)      
+      end)
      it("fails invalid rock", function()
         assert.is_false(run.luarocks_bool("install \"invalid.rock\" "))
@@ -101,7 +101,7 @@ describe("luarocks install #integration", function()
         assert.is.falsy(lfs.attributes(testing_paths.testing_sys_rocks .. "/wsapi/1.6-1/doc"))
      end)
   end)
-   
   describe("#namespaces", function()
      it("installs a namespaced package from the command-line", function()
         assert(run.luarocks_bool("install a_user/a_rock --server=" .. testing_paths.fixtures_dir .. "/a_repo" ))
@@ -191,7 +191,7 @@ describe("luarocks install #integration", function()
         assert.is.truthy(lfs.attributes(testing_paths.testing_sys_tree .. "/share/lua/"..env_variables.LUA_VERSION.."/sailor/blank-app/.htaccess"))
         assert.is.falsy(lfs.attributes(testing_paths.testing_sys_tree .. "/share/lua/"..env_variables.LUA_VERSION.."/sailor/blank-app/.htaccess~"))
      end)
-      
      it("only-deps of luasocket packed rock", function()
         assert.is_true(run.luarocks_bool("build --pack-binary-rock luasocket 3.0rc1-2"))
         local output = run.luarocks("install --only-deps " .. "luasocket-3.0rc1-2." .. test_env.platform .. ".rock")
@@ -256,20 +256,20 @@ describe("luarocks install #integration", function()
   end)
   describe("New install functionality based on pull request 552", function()
-      it("break dependencies warning", function() 
+      it("break dependencies warning", function()
         assert.is_true(run.luarocks_bool("install say 1.2"))
         assert.is_true(run.luarocks_bool("install luassert"))
         assert.is_true(run.luarocks_bool("install say 1.0"))
         assert.is.truthy(lfs.attributes(testing_paths.testing_sys_rocks .. "/say/1.2-1"))
      end)
-      it("break dependencies force", function() 
+      it("break dependencies force", function()
         assert.is_true(run.luarocks_bool("install say 1.2"))
         assert.is_true(run.luarocks_bool("install luassert"))
         local output = run.luarocks("install --force say 1.0")
         assert.is.truthy(output:find("Checking stability of dependencies"))
         assert.is.falsy(lfs.attributes(testing_paths.testing_sys_rocks .. "/say/1.2-1"))
      end)
-      it("break dependencies force fast", function() 
+      it("break dependencies force fast", function()
         assert.is_true(run.luarocks_bool("install say 1.2"))
         assert.is_true(run.luarocks_bool("install luassert"))
         assert.is.truthy(lfs.attributes(testing_paths.testing_sys_rocks .. "/say/1.2-1"))
@@ -337,7 +337,7 @@ describe("luarocks install #integration", function()
      setup(function()
         git = git_repo.start()
      end)
-      
      teardown(function()
         if git then
            git:stop()
diff --git a/spec/lint_spec.lua b/spec/lint_spec.lua
index 75774061..ff7a03e9 100644
--- a/spec/lint_spec.lua
+++ b/spec/lint_spec.lua
@@ -1,7 +1,6 @@
 local test_env = require("spec.util.test_env")
 local run = test_env.run
 local get_tmp_path = test_env.get_tmp_path
-local testing_paths = test_env.testing_paths
 local write_file = test_env.write_file
 test_env.unload_luarocks()
@@ -12,7 +11,7 @@ local extra_rocks = {
 }
 describe("luarocks lint #integration", function()
-   
   before_each(function()
      test_env.setup_specs(extra_rocks)
   end)
@@ -24,25 +23,25 @@ describe("luarocks lint #integration", function()
   it("invalid argument", function()
      assert.is_false(run.luarocks_bool("lint invalid"))
   end)
-   
   it("OK", function()
      assert.is_true(run.luarocks_bool("download --rockspec validate-args 1.5.4-1"))
      local output = run.luarocks("lint validate-args-1.5.4-1.rockspec")
      assert.are.same(output, "")
      assert.is_true(os.remove("validate-args-1.5.4-1.rockspec"))
   end)
-   
   describe("mismatch set", function()
      local tmpdir
      local olddir
-      
      before_each(function()
         tmpdir = get_tmp_path()
         olddir = lfs.currentdir()
         lfs.mkdir(tmpdir)
         lfs.chdir(tmpdir)
      end)
-      
      after_each(function()
         if olddir then
            lfs.chdir(olddir)
@@ -51,7 +50,7 @@ describe("luarocks lint #integration", function()
            end
         end
      end)
-      
      it("mismatch string", function()
         write_file("type_mismatch_string-1.0-1.rockspec", [[
            package="type_mismatch_version"
@@ -59,7 +58,7 @@ describe("luarocks lint #integration", function()
         ]], finally)
         assert.is_false(run.luarocks_bool("lint type_mismatch_string-1.0-1.rockspec"))
      end)
-   
      it("mismatch version", function()
         write_file("type_mismatch_version-1.0-1.rockspec", [[
            package="type_mismatch_version"
@@ -67,7 +66,7 @@ describe("luarocks lint #integration", function()
         ]], finally)
         assert.is_false(run.luarocks_bool("lint type_mismatch_version-1.0-1.rockspec"))
      end)
-   
      it("mismatch table", function()
         write_file("type_mismatch_table-1.0-1.rockspec", [[
            package="type_mismatch_table"
@@ -77,7 +76,7 @@ describe("luarocks lint #integration", function()
         ]], finally)
         assert.is_false(run.luarocks_bool("lint type_mismatch_table-1.0-1.rockspec"))
      end)
-   
      it("mismatch no build table", function()
         write_file("no_build_table-1.0-1.rockspec", [[
            package = "no_build_table"
diff --git a/spec/list_spec.lua b/spec/list_spec.lua
index 20af7164..a3580094 100644
--- a/spec/list_spec.lua
+++ b/spec/list_spec.lua
@@ -37,7 +37,7 @@ describe("luarocks list #integration", function()
      assert.is.truthy(output:find("say"))
      assert.matches("1.0-1 < ", output, 1, true)
   end)
-   
   it("invalid tree", function()
      local output = run.luarocks("--tree=/some/invalid/tree list")
      assert(output:find("Rocks installed for Lua "..test_env.lua_version.." in /some/invalid/tree", 1, true))
diff --git a/spec/make_spec.lua b/spec/make_spec.lua
index c9410cce..791eeb89 100644
--- a/spec/make_spec.lua
+++ b/spec/make_spec.lua
@@ -38,7 +38,7 @@ describe("luarocks make #integration", function()
         test_env.remove_dir("luasocket-3.0rc1-2")
         os.remove("luasocket-3.0rc1-2.src.rock")
      end)
-   
      -- make luasocket
      assert.is_true(run.luarocks_bool("download --source luasocket 3.0rc1-2"))
      assert.is_true(run.luarocks_bool("unpack luasocket-3.0rc1-2.src.rock"))
@@ -85,13 +85,13 @@ describe("luarocks make #integration", function()
         assert.is_true(run.luarocks_bool("unpack lxsh-0.8.6-2.src.rock"))
         assert.is_true(lfs.chdir("lxsh-0.8.6-2/lxsh-0.8.6-1/"))
      end)
-   
      -- delete downloaded and unpacked files
      after_each(function()
         assert(lfs.chdir(testing_paths.testrun_dir))
         test_env.remove_dir("lxsh-0.8.6-2")
         assert.is_true(os.remove("lxsh-0.8.6-2.src.rock"))
-      end)         
+      end)
      it("default rockspec", function()
         assert.is_true(run.luarocks_bool("new_version lxsh-0.8.6-2.rockspec"))
@@ -105,14 +105,14 @@ describe("luarocks make #integration", function()
         finally(function()
            os.remove("rockspec")
         end)
-      
         test_env.copy("lxsh-0.8.6-2.rockspec", "rockspec")
         assert.is_true(run.luarocks_bool("make"))
         assert.is_true(run.luarocks_bool("show lxsh"))
         assert.is.truthy(lfs.attributes(testing_paths.testing_sys_rocks .. "/lxsh/0.8.6-2/lxsh-0.8.6-2.rockspec"))
      end)
-      
      it("ambiguous rockspec", function()
         assert.is.truthy(os.rename("lxsh-0.8.6-2.rockspec", "lxsh2-0.8.6-2.rockspec"))
         local output = run.luarocks("make")
@@ -131,7 +131,7 @@ describe("luarocks make #integration", function()
         assert.is_false(run.luarocks_bool("show lxsh"))
         assert.is.falsy(lfs.attributes(testing_paths.testing_sys_rocks .. "/lxsh/0.8.6-2/lxsh-0.8.6-2.rockspec"))
      end)
-      
      it("pack binary rock", function()
         assert.is_true(run.luarocks_bool("make --deps-mode=none --pack-binary-rock"))
         assert.is.truthy(lfs.attributes("lxsh-0.8.6-2.all.rock"))
@@ -150,7 +150,7 @@ describe("luarocks make #integration", function()
               "a_rock 1.0"
            }
            build = {
-               type = "builtin", 
+               type = "builtin",
               modules = {
                  test = "test.lua"
               }
@@ -185,7 +185,7 @@ describe("luarocks make #integration", function()
               "a_rock >= 0.8"
            }
            build = {
-               type = "builtin", 
+               type = "builtin",
               modules = {
                  test = "test.lua"
               }
@@ -226,7 +226,7 @@ describe("luarocks make #integration", function()
               "a_rock >= 0.8"
            }
            build = {
-               type = "builtin", 
+               type = "builtin",
               modules = {
                  test = "test.lua"
               }
@@ -260,7 +260,7 @@ describe("luarocks make #integration", function()
      local deploy_lib_dir = testing_paths.testing_sys_tree .. "/lib/lua/"..env_variables.LUA_VERSION
      local deploy_lua_dir = testing_paths.testing_sys_tree .. "/share/lua/"..env_variables.LUA_VERSION
      local so = test_env.lib_extension
-   
      before_each(function()
         test_env.copy_dir(testing_paths.fixtures_dir .. "/double_deploy_type", "ddt")
      end)
@@ -279,7 +279,7 @@ describe("luarocks make #integration", function()
         assert.is.falsy(lfs.attributes(deploy_lib_dir.."/ddt."..so.."~"))
         assert.is.falsy(lfs.attributes(deploy_lua_dir.."/ddt.lua~"))
         assert.is.falsy(lfs.attributes(deploy_lua_dir.."/ddt_file~"))
-  
         assert.is_true(run.luarocks_bool("make ddt/double_deploy_type-0.2.0-1.rockspec"))
         assert.is.truthy(lfs.attributes(deploy_lib_dir.."/ddt."..so))
         assert.is.truthy(lfs.attributes(deploy_lua_dir.."/ddt.lua"))
diff --git a/spec/new_version_spec.lua b/spec/new_version_spec.lua
index 2f628242..830e4d11 100644
--- a/spec/new_version_spec.lua
+++ b/spec/new_version_spec.lua
@@ -15,7 +15,7 @@ describe("luarocks new_version #integration", function()
   setup(function()
      test_env.setup_specs(extra_rocks)
   end)
-   
   describe("basic tests", function()
      it("with no flags/arguments", function()
         finally(function()
@@ -26,7 +26,7 @@ describe("luarocks new_version #integration", function()
         assert(lfs.chdir("empty"))
         assert.is_false(run.luarocks_bool("new_version"))
      end)
-      
      it("with invalid", function()
         assert.is_false(run.luarocks_bool("new_version invalid"))
      end)
@@ -53,7 +53,7 @@ describe("luarocks new_version #integration", function()
         assert.is.truthy(lfs.attributes("abelhas-1.2-1.rockspec"))
         test_env.remove_files(lfs.currentdir(), "abelhas%-")
      end)
-      
      it("of luacov with tag", function()
         assert.is_true(run.luarocks_bool("download --rockspec luacov 0.13.0"))
         assert.is_true(run.luarocks_bool("new_version luacov-0.13.0-1.rockspec --tag v0.3"))
diff --git a/spec/pack_spec.lua b/spec/pack_spec.lua
index a0b302a3..0790c801 100644
--- a/spec/pack_spec.lua
+++ b/spec/pack_spec.lua
@@ -35,7 +35,7 @@ describe("luarocks pack #integration", function()
   it("not installed rock", function()
      assert.is_false(run.luarocks_bool("pack cjson"))
   end)
-   
   it("not installed rock from non existing manifest", function()
      assert.is_false(run.luarocks_bool("pack /non/exist/temp.manif"))
   end)
@@ -66,7 +66,7 @@ describe("luarocks pack #integration", function()
      setup(function()
         test_env.mock_server_init()
      end)
-      
      teardown(function()
         test_env.mock_server_done()
      end)
@@ -79,7 +79,7 @@ describe("luarocks pack #integration", function()
         assert(run.luarocks_bool("pack a_rock-1.0-1.rockspec"))
         assert.is_truthy(lfs.attributes("a_rock-1.0-1.src.rock"))
      end)
-      
      describe("namespaced dependencies", function()
         it("can pack rockspec with namespaced dependencies", function()
            finally(function()
diff --git a/spec/path_spec.lua b/spec/path_spec.lua
index 7736741c..9b2a2854 100644
--- a/spec/path_spec.lua
+++ b/spec/path_spec.lua
@@ -16,7 +16,7 @@ describe("luarocks path #integration", function()
   if _VERSION:match("[23]") then
      local v = _VERSION:gsub("Lua (%d+)%.(%d+)", "%1_%2")
-   
      it("with LUA_PATH_"..v, function()
         local output = run.luarocks("path", {
            ["LUA_PATH_"..v] = package.path,
@@ -49,23 +49,23 @@ describe("luarocks path #integration", function()
   it("--lr-path", function()
      assert.is_true(run.luarocks_bool("path --lr-path"))
   end)
-   
   it("--lr-cpath", function()
      assert.is_true(run.luarocks_bool("path --lr-cpath"))
   end)
-   
   it("--tree", function()
      assert.is_true(run.luarocks_bool("path --tree=lua_modules"))
   end)
-   
   it("--project-tree", function()
      local path1 = "/share/lua/5%." .. test_env.lua_version:sub(3, 3) .. "/%?%.lua"
      local path2 = "/share/lua/5%." .. test_env.lua_version:sub(3, 3) .. "/%?/init%.lua"
-      
      local path = run.luarocks("path --project-tree=foo")
      assert.truthy(path:find("foo" .. path1))
      assert.truthy(path:find("foo" .. path2))
-      
      path = run.luarocks("path --project-tree=foo --tree=bar")
      assert.falsy(path:find("foo" .. path1))
      assert.falsy(path:find("foo" .. path2))
diff --git a/spec/persist_spec.lua b/spec/persist_spec.lua
index 722331b8..f426fd83 100644
--- a/spec/persist_spec.lua
+++ b/spec/persist_spec.lua
@@ -6,17 +6,17 @@ local persist = require("luarocks.persist")
 describe("luarocks.persist #unit", function()
   local runner
-   
   setup(function()
      runner = require("luacov.runner")
      runner.init(testing_paths.testrun_dir .. "/luacov.config")
      runner.tick = true
   end)
-   
   teardown(function()
      runner.shutdown()
   end)
-   
   describe("persist.save_from_table_to_string", function()
      it("simple table", function()
         assert.are.same([[
diff --git a/spec/remove_spec.lua b/spec/remove_spec.lua
index cdac5c01..91b6a460 100644
--- a/spec/remove_spec.lua
+++ b/spec/remove_spec.lua
@@ -26,11 +26,11 @@ describe("luarocks remove #integration", function()
      it("invalid rock", function()
         assert.is_false(run.luarocks_bool("remove invalid.rock"))
      end)
-      
      it("missing rock", function()
         assert.is_false(run.luarocks_bool("remove missing_rock"))
      end)
-      
      it("invalid argument", function()
         assert.is_false(run.luarocks_bool("remove luacov --deps-mode"))
      end)
@@ -62,7 +62,7 @@ describe("luarocks remove #integration", function()
         assert.is_false(run.luarocks_bool("remove coxpcall"))
         assert.is.truthy(lfs.attributes(testing_paths.testing_sys_rocks .. "/coxpcall"))
      end)
-      
      it("force", function()
         assert.is.truthy(lfs.attributes(testing_paths.testing_sys_rocks .. "/coxpcall"))
         assert.is_true(run.luarocks_bool("build copas"))
@@ -71,7 +71,7 @@ describe("luarocks remove #integration", function()
         assert.is.falsy(lfs.attributes(testing_paths.testing_sys_rocks .. "/coxpcall"))
         assert.is.truthy(output:find("Checking stability of dependencies"))
      end)
-      
      it("force fast", function()
         assert.is.truthy(lfs.attributes(testing_paths.testing_sys_rocks .. "/coxpcall"))
         assert.is_true(run.luarocks_bool("build copas"))
@@ -85,7 +85,7 @@ describe("luarocks remove #integration", function()
   it("#admin remove #ssh", function()
      assert.is_true(run.luarocks_admin_bool("--server=testing remove coxpcall-1.16.0-1.src.rock"))
   end)
-   
   it("#admin remove missing", function()
      assert.is_false(run.luarocks_admin_bool("--server=testing remove"))
   end)
diff --git a/spec/search_spec.lua b/spec/search_spec.lua
index 1b5d79fa..bb6adf3e 100644
--- a/spec/search_spec.lua
+++ b/spec/search_spec.lua
@@ -8,7 +8,7 @@ local extra_rocks = {
 }
 describe("luarocks search #integration", function()
-   
   before_each(function()
      test_env.setup_specs(extra_rocks)
   end)
@@ -20,15 +20,15 @@ describe("luarocks search #integration", function()
   it("zlib", function()
      assert.is_true(run.luarocks_bool("search zlib"))
   end)
-   
   it("zlib 1.1", function()
      assert.is_true(run.luarocks_bool("search zlib 1.1"))
   end)
-   
   it("missing rock", function()
      assert.is_true(run.luarocks_bool("search missing_rock"))
   end)
-   
   it("with flag all", function()
      assert.is_true(run.luarocks_bool("search --all"))
   end)
diff --git a/spec/show_spec.lua b/spec/show_spec.lua
index e4937157..380c2441 100644
--- a/spec/show_spec.lua
+++ b/spec/show_spec.lua
@@ -5,7 +5,7 @@ local testing_paths = test_env.testing_paths
 test_env.unload_luarocks()
 describe("luarocks show #integration", function()
-   
   before_each(function()
      test_env.setup_specs()
   end)
@@ -13,12 +13,12 @@ describe("luarocks show #integration", function()
   it("with no flags/arguments", function()
         assert.is_false(run.luarocks_bool("show"))
   end)
-   
   describe("basic tests with flags", function()
      it("invalid", function()
         assert.is_false(run.luarocks_bool("show invalid"))
      end)
-      
      it("luacov", function()
         local output = run.luarocks("show luacov")
         assert.is.truthy(output:match("LuaCov"))
@@ -28,12 +28,12 @@ describe("luarocks show #integration", function()
         local output = run.luarocks("show LuaCov")
         assert.is.truthy(output:match("LuaCov"))
      end)
-      
      it("modules of luacov", function()
         local output = run.luarocks("show --modules luacov")
         assert.match("luacov.*luacov.defaults.*luacov.reporter.*luacov.reporter.default.*luacov.runner.*luacov.stats.*luacov.tick", output)
      end)
-      
      it("--deps", function()
         assert(run.luarocks_bool("build has_namespaced_dep --server=" .. testing_paths.fixtures_dir .. "/a_repo" ))
         local output = run.luarocks("show --deps has_namespaced_dep")
@@ -45,21 +45,21 @@ describe("luarocks show #integration", function()
         local output = run.luarocks("show has_namespaced_dep")
         assert.match("a_user/a_rock.*2.0", output)
      end)
-      
      it("rockspec of luacov", function()
         local output = run.luarocks("show --rockspec luacov")
         assert.is.truthy(output:match("luacov--0.13.0--1.rockspec"))
      end)
-      
      it("mversion of luacov", function()
         local output = run.luarocks("show --mversion luacov")
         assert.is.truthy(output:match("0.13.0--1"))
      end)
-      
      it("rock tree of luacov", function()
         local output = run.luarocks("show --rock-tree luacov")
      end)
-      
      it("rock directory of luacov", function()
         local output = run.luarocks("show --rock-dir luacov")
      end)
@@ -67,7 +67,7 @@ describe("luarocks show #integration", function()
      it("issues URL of luacov", function()
         local output = run.luarocks("show --issues luacov")
      end)
-      
      it("labels of luacov", function()
         local output = run.luarocks("show --labels luacov")
      end)
diff --git a/spec/sysdetect_spec.lua b/spec/sysdetect_spec.lua
index 1e73d5d6..7f9cf1be 100644
--- a/spec/sysdetect_spec.lua
+++ b/spec/sysdetect_spec.lua
@@ -8,7 +8,7 @@ describe("luarocks.core.sysdetect #unix #unit", function()
      os.execute("[ -e binary-samples ] || git clone --depth=1 https://github.com/hishamhm/binary-samples")
      os.execute("cd binary-samples && git pull")
   end)
-   
   local files = {
      ["."] = "ignore",
      [".."] = "ignore",
@@ -56,7 +56,7 @@ describe("luarocks.core.sysdetect #unix #unit", function()
      ["elf-Haiku-GCC7-WebPositive"] = {"haiku", "x86"},
      ["pe-cygwin-ls.exe"] = {"cygwin", "x86"},
   }
-   
   describe("detect_file", function()
      it("detects system and processor", function()
         for f in lfs.dir("binary-samples") do
diff --git a/spec/test_spec.lua b/spec/test_spec.lua
index ddb64b0e..220ae632 100644
--- a/spec/test_spec.lua
+++ b/spec/test_spec.lua
@@ -17,7 +17,7 @@ local extra_rocks = {
   "/luassert-1.8.0-0.rockspec",
   "/lua-term-0.7-1.rockspec",
   "/penlight-1.5.4-1.rockspec",
-   "/mediator_lua-1.1.2-0.rockspec",   
+   "/mediator_lua-1.1.2-0.rockspec",
 }
 describe("luarocks test #integration", function()
@@ -59,7 +59,7 @@ describe("luarocks test #integration", function()
            test_env.remove_dir("busted_project-0.1-1")
            os.remove("busted_project-0.1-1.src.rock")
         end)
-   
         -- make luassert
         assert.is_true(run.luarocks_bool("download --server="..testing_paths.fixtures_repo_dir.." busted_project 0.1-1"))
         assert.is_true(run.luarocks_bool("unpack busted_project-0.1-1.src.rock"))
@@ -84,7 +84,7 @@ local test_command = require("luarocks.test.command")
 describe("LuaRocks test #unit", function()
   local runner
-   
   lazy_setup(function()
      cfg.init()
      fs.init()
@@ -92,14 +92,14 @@ describe("LuaRocks test #unit", function()
      runner.init(testing_paths.testrun_dir .. "/luacov.config")
      runner.tick = true
   end)
-   
   lazy_teardown(function()
      runner.shutdown()
   end)
-   
   local tmpdir
   local olddir
-   
   local create_tmp_dir = function()
      tmpdir = get_tmp_path()
      olddir = lfs.currentdir()
@@ -107,7 +107,7 @@ describe("LuaRocks test #unit", function()
      lfs.chdir(tmpdir)
      fs.change_dir(tmpdir)
   end
-   
   local destroy_tmp_dir = function()
      if olddir then
         lfs.chdir(olddir)
@@ -116,47 +116,47 @@ describe("LuaRocks test #unit", function()
         end
      end
   end
-   
   describe("test.command", function()
      describe("command.detect_type", function()
         before_each(function()
            create_tmp_dir()
         end)
-         
         after_each(function()
            destroy_tmp_dir()
         end)
-         
         it("returns true if test.lua exists", function()
            write_file("test.lua", "", finally)
            assert.truthy(test_command.detect_type())
         end)
-         
         it("returns false if test.lua doesn't exist", function()
            assert.falsy(test_command.detect_type())
         end)
      end)
-      
      describe("command.run_tests", function()
         before_each(function()
            create_tmp_dir()
         end)
-         
         after_each(function()
            destroy_tmp_dir()
         end)
-         
         it("returns the result of the executed tests", function()
            write_file("test.lua", "assert(1==1)", finally)
            assert.truthy(test_command.run_tests(nil, {}))
-            
            write_file("test.lua", "assert(1==2)", finally)
            assert.falsy(test_command.run_tests(nil, {}))
         end)
-         
         it("returns the result of the executed tests with custom arguments and test command", function()
            write_file("test.lua", "assert(1==1)", finally)
-            
            local test = {
               script = "test.lua",
               flags = {
@@ -167,76 +167,76 @@ describe("LuaRocks test #unit", function()
            }
            assert.truthy(test_command.run_tests(test, {}))
         end)
-         
         it("returns false and does nothing if the test script doesn't exist", function()
            assert.falsy(test_command.run_tests(nil, {}))
         end)
      end)
   end)
-   
   describe("test.busted", function()
      describe("busted.detect_type", function()
         before_each(function()
            create_tmp_dir()
         end)
-         
         after_each(function()
            destroy_tmp_dir()
         end)
-         
         it("returns true if .busted exists", function()
            write_file(".busted", "", finally)
            assert.truthy(test_busted.detect_type())
         end)
-         
         it("returns false if .busted doesn't exist", function()
            assert.falsy(test_busted.detect_type())
         end)
      end)
-      
      describe("busted.run_tests", function()
         before_each(function()
            path.use_tree(testing_paths.testing_sys_tree)
            create_tmp_dir()
         end)
-         
         after_each(function()
            destroy_tmp_dir()
         end)
-         
         pending("returns the result of the executed tests", function()
            -- FIXME: busted issue
            write_file("test_spec.lua", "assert(1==1)", finally)
            assert.truthy(test_busted.run_tests(nil, {}))
-            
            write_file("test_spec.lua", "assert(1==2)", finally)
            assert.falsy(test_busted.run_tests())
         end)
      end)
   end)
-   
   describe("test", function()
      describe("test.run_test_suite", function()
         before_each(function()
            create_tmp_dir()
         end)
-         
         after_each(function()
            destroy_tmp_dir()
         end)
-         
         it("returns false if the given rockspec cannot be loaded", function()
            assert.falsy(test.run_test_suite("invalid", nil, {}))
         end)
-         
         it("returns false if no test type was detected", function()
            assert.falsy(test.run_test_suite({ package = "test" }, nil, {}))
         end)
-         
         it("returns the result of executing the tests specified in the given rockspec", function()
            write_file("test.lua", "assert(1==1)", finally)
            assert.truthy(test.run_test_suite({ test_dependencies = {} }, nil, {}))
-            
            write_file("test.lua", "assert(1==2)", finally)
            assert.falsy(test.run_test_suite({ test_dependencies = {} }, nil, {}))
         end)
diff --git a/spec/tools_spec.lua b/spec/tools_spec.lua
index c84dbab3..29e21740 100644
--- a/spec/tools_spec.lua
+++ b/spec/tools_spec.lua
@@ -8,7 +8,7 @@ local fs = require("luarocks.fs")
 local cfg = require("luarocks.core.cfg")
 local patch = require("luarocks.tools.patch")
-local lao = 
+local lao =
 [[The Nameless is the origin of Heaven and Earth;
 The named is the mother of all things.
@@ -23,7 +23,7 @@ They both may be called deep and profound.
 Deeper and more profound,
 The door of all subtleties!]]
-local tzu = 
+local tzu =
 [[The Way that can be told of is not the eternal Way;
 The name that can be named is not the eternal name.
 The Nameless is the origin of Heaven and Earth;
@@ -36,7 +36,7 @@ The two are the same,
 But after they are produced,
  they have different names.]]
-local valid_patch1 = 
+local valid_patch1 =
 [[--- lao       2002-02-21 23:30:39.942229878 -0800
 +++ tzu 2002-02-21 23:30:50.442260588 -0800
 @@ -1,7 +1,6 @@
@@ -57,7 +57,7 @@ local valid_patch1 =
 +Deeper and more profound,
 +The door of all subtleties!]]
-local valid_patch2 = 
+local valid_patch2 =
 [[--- /dev/null 1969-02-21 23:30:39.942229878 -0800
 +++ tzu 2002-02-21 23:30:50.442260588 -0800
 @@ -1,7 +1,6 @@
@@ -78,7 +78,7 @@ local valid_patch2 =
 +Deeper and more profound,
 +The door of all subtleties!]]
-local invalid_patch1 = 
+local invalid_patch1 =
 [[--- lao       2002-02-21 23:30:39.942229878 -0800
 +++ tzu 2002-02-21 23:30:50.442260588 -0800
 @@ -1,7 +1,6 @@
@@ -101,7 +101,7 @@ local invalid_patch1 =
 +Deeper and more profound,
 +The door of all subtleties!]]
-local invalid_patch2 = 
+local invalid_patch2 =
 [[--- lao       2002-02-21 23:30:39.942229878 -0800
 +++   tzu       2002-02-21 23:30:50.442260588 -0800
 @@ -1,7 +1,6 @@
@@ -123,7 +123,7 @@ local invalid_patch2 =
 ? ...
 +The door of all subtleties!]]
-local invalid_patch3 = 
+local invalid_patch3 =
 [[---     lao   2002-02-21 23:30:39.942229878 -0800
 +++ tzu 2002-02-21 23:30:50.442260588 -0800
 @@ -1,7 +1,6 @@
@@ -147,7 +147,7 @@ local invalid_patch3 =
 describe("Luarocks patch test #unit", function()
   local runner
-   
   setup(function()
      cfg.init()
      fs.init()
@@ -155,51 +155,51 @@ describe("Luarocks patch test #unit", function()
      runner.init(testing_paths.testrun_dir .. "/luacov.config")
      runner.tick = true
   end)
-   
   teardown(function()
      runner.shutdown()
   end)
-   
   describe("patch.read_patch", function()
      it("returns a table with the patch file info and the result of parsing the file", function()
         local t, result
-         
         write_file("test.patch", valid_patch1, finally)
         t, result = patch.read_patch("test.patch")
         assert.truthy(result)
         assert.truthy(t)
-         
         write_file("test.patch", invalid_patch1, finally)
         t, result = patch.read_patch("test.patch")
         assert.falsy(result)
         assert.truthy(t)
-         
         write_file("test.patch", invalid_patch2, finally)
         t, result = patch.read_patch("test.patch")
         assert.falsy(result)
         assert.truthy(t)
-         
         write_file("test.patch", invalid_patch3, finally)
         t, result = patch.read_patch("test.patch")
         assert.falsy(result)
         assert.truthy(t)
      end)
   end)
-   
   describe("patch.apply_patch", function()
      local tmpdir
      local olddir
-      
      before_each(function()
         tmpdir = get_tmp_path()
         olddir = lfs.currentdir()
         lfs.mkdir(tmpdir)
         lfs.chdir(tmpdir)
-         
         write_file("lao", tzu, finally)
         write_file("tzu", lao, finally)
      end)
-      
      after_each(function()
         if olddir then
            lfs.chdir(olddir)
@@ -208,44 +208,44 @@ describe("Luarocks patch test #unit", function()
            end
         end
      end)
-      
      it("applies the given patch and returns the result of patching", function()
         write_file("test.patch", valid_patch1, finally)
         local p = patch.read_patch("test.patch")
         local result = patch.apply_patch(p)
         assert.truthy(result)
      end)
-      
      it("applies the given patch with custom arguments and returns the result of patching", function()
         write_file("test.patch", valid_patch2, finally)
         local p = patch.read_patch("test.patch")
         local result = patch.apply_patch(p, nil, true)
         assert.truthy(result)
      end)
-      
      it("fails if the patch file is invalid", function()
         write_file("test.patch", invalid_patch1, finally)
         local p = patch.read_patch("test.patch")
         local result = pcall(patch.apply_patch, p)
         assert.falsy(result)
      end)
-      
      it("returns false if the files from the patch doesn't exist", function()
         os.remove("lao")
         os.remove("tzu")
-         
         write_file("test.patch", valid_patch1, finally)
         local p = patch.read_patch("test.patch")
         local result = patch.apply_patch(p)
         assert.falsy(result)
      end)
-      
      it("returns false if the target file was already patched", function()
         write_file("test.patch", valid_patch1, finally)
         local p = patch.read_patch("test.patch")
         local result = patch.apply_patch(p)
         assert.truthy(result)
-         
         result = patch.apply_patch(p)
         assert.falsy(result)
      end)
diff --git a/spec/unpack_spec.lua b/spec/unpack_spec.lua
index 489e01e6..9b1e2b9a 100644
--- a/spec/unpack_spec.lua
+++ b/spec/unpack_spec.lua
@@ -11,7 +11,7 @@ local extra_rocks = {
 }
 describe("luarocks unpack #integration", function()
-   
   before_each(function()
      test_env.setup_specs(extra_rocks)
   end)
@@ -20,11 +20,11 @@ describe("luarocks unpack #integration", function()
      it("with no flags/arguments", function()
         assert.is_false(run.luarocks_bool("unpack"))
      end)
-      
      it("with invalid rockspec", function()
         assert.is_false(run.luarocks_bool("unpack invalid.rockspec"))
      end)
-      
      it("with invalid patch", function()
         assert.is_false(run.luarocks_bool("unpack " .. testing_paths.fixtures_dir .. "/invalid_patch-0.1-1.rockspec"))
      end)
@@ -35,14 +35,14 @@ describe("luarocks unpack #integration", function()
         assert.is_true(run.luarocks_bool("unpack cprint"))
         test_env.remove_dir("cprint-0.1-2")
      end)
-      
      it("src", function()
         assert.is_true(run.luarocks_bool("download --source cprint"))
         assert.is_true(run.luarocks_bool("unpack cprint-0.1-2.src.rock"))
         os.remove("cprint-0.1-2.src.rock")
         test_env.remove_dir("cprint-0.1-2")
      end)
-      
      it("src", function()
         assert.is_true(run.luarocks_bool("download --rockspec cprint"))
         assert.is_true(run.luarocks_bool("unpack cprint-0.1-2.rockspec"))
diff --git a/spec/upload_spec.lua b/spec/upload_spec.lua
index dc073c18..e1215d2c 100644
--- a/spec/upload_spec.lua
+++ b/spec/upload_spec.lua
@@ -17,15 +17,15 @@ describe("luarocks upload #integration", function()
   it("invalid rockspec", function()
      assert.is_false(run.luarocks_bool("upload invalid.rockspec"))
   end)
-   
   it("api key invalid", function()
      assert.is_false(run.luarocks_bool("upload --api-key=invalid invalid.rockspec"))
   end)
-   
   it("api key invalid and skip-pack", function()
      assert.is_false(run.luarocks_bool("upload --api-key=\"invalid\" --skip-pack " .. testing_paths.testing_server .. "/luasocket-3.0rc1-2.rockspec"))
   end)
-   
   it("force #unix", function()
      assert.is_true(test_env.need_rock("dkjson"))
      assert.is_false(run.luarocks_bool("upload --api-key=\"invalid\" --force " .. testing_paths.testing_server .. "/luasocket-3.0rc1-2.rockspec"))
@@ -33,7 +33,7 @@ describe("luarocks upload #integration", function()
   describe("tests with Xavante server #mock", function()
      before_each(test_env.mock_server_init)
-      
      after_each(test_env.mock_server_done)
      it("rockspec with api-key", function()
diff --git a/spec/util/mock-server.lua b/spec/util/mock-server.lua
index 8e498d57..1b09cd6b 100644
--- a/spec/util/mock-server.lua
+++ b/spec/util/mock-server.lua
@@ -95,4 +95,4 @@ server:add_resource("/shutdown", {
 })
 -- This loads the restserver.xavante plugin
-server:enable("restserver.xavante"):start()
-\ No newline at end of file
+server:enable("restserver.xavante"):start()
diff --git a/spec/util/test_env.lua b/spec/util/test_env.lua
index 8aebd74e..1585adac 100644
--- a/spec/util/test_env.lua
+++ b/spec/util/test_env.lua
@@ -55,7 +55,7 @@ local function Q(arg)
      if arg:match("^"..drive_letter)  then
         arg = arg:gsub("/", "\\")
      end
-      
      if arg == "\\" then
         return '\\' -- CHDIR needs special handling for root dir
      end
@@ -128,10 +128,10 @@ end
 function test_env.execute_helper(command, print_command, env_variables)
   local final_command = ""
-   if print_command then 
+   if print_command then
      print("[EXECUTING]: " .. command)
   end
-   
   local unset_variables = {
      "LUA_PATH",
      "LUA_CPATH",
@@ -178,7 +178,7 @@ end
 -- @return true/false boolean: status of the command execution
 local function execute_bool(command, print_command, env_variables)
   command = test_env.execute_helper(command, print_command, env_variables)
-   
   local redirect_filename
   local redirect = ""
   if print_command ~= nil then
@@ -438,11 +438,11 @@ end
 -- @return env_variables table: table with created environment variables
 local function create_env(testing_paths)
   local luaversion_short = _VERSION:gsub("Lua ", "")
-   
   if test_env.LUAJIT_V then
      luaversion_short="5.1"
   end
-   
   local env_variables = {}
   env_variables.GNUPGHOME = testing_paths.gpg_dir
   env_variables.LUA_VERSION = luaversion_short
@@ -481,7 +481,7 @@ local function make_run_function(cmd_name, exec_function, with_coverage, do_prin
   if with_coverage then
      cmd_prefix = cmd_prefix .. "-e \"require('luacov.runner')('" .. test_env.testing_paths.testrun_dir .. "/luacov.config')\" "
   end
-   
   if cmd_name then
      cmd_prefix = cmd_prefix .. test_env.testing_paths.src_dir .. "/bin/" .. cmd_name .. " "
   end
@@ -547,7 +547,7 @@ local function build_environment(rocks, env_variables)
         move_file(rock .. "-*.rock", testing_paths.testing_cache)
      end
   end
-   
   test_env.copy_dir(testing_paths.testing_tree, testing_paths.testing_tree_copy)
   test_env.copy_dir(testing_paths.testing_sys_tree, testing_paths.testing_sys_tree_copy)
 end
@@ -653,7 +653,7 @@ function test_env.setup_specs(extra_rocks)
      end
      test_env.main()
-      
      -- preload before meddling with package.path
      require("spec.util.git_repo")
@@ -666,8 +666,8 @@ function test_env.setup_specs(extra_rocks)
      test_env.setup_done = true
      title("RUNNING TESTS")
   end
-   
-   if extra_rocks then 
+   if extra_rocks then
      local make_manifest = download_rocks(extra_rocks, test_env.testing_paths.testing_server)
      if make_manifest then
         test_env.run.luarocks_admin_nocov("make_manifest " .. test_env.testing_paths.testing_server)
@@ -677,7 +677,7 @@ function test_env.setup_specs(extra_rocks)
   if test_env.RESET_ENV then
      reset_environment(test_env.testing_paths, test_env.md5sums, test_env.env_variables)
   end
-   
   lfs.chdir(test_env.testing_paths.testrun_dir)
 end
@@ -903,7 +903,7 @@ local function prepare_mock_server_binary_rocks()
 end
 ---
-- Main function to create config files and testing environment 
+-- Main function to create config files and testing environment
 function test_env.main()
   local testing_paths = test_env.testing_paths
@@ -954,7 +954,7 @@ function test_env.main()
   local env_vars = {
      LUAROCKS_CONFIG = test_env.testing_paths.testrun_dir .. "/testing_config.lua"
   }
-   
   build_environment(rocks, env_vars)
   prepare_mock_server_binary_rocks()
diff --git a/spec/util_spec.lua b/spec/util_spec.lua
index 3970a57c..5aa49b4c 100644
--- a/spec/util_spec.lua
+++ b/spec/util_spec.lua
@@ -33,7 +33,7 @@ describe("Basic tests #integration", function()
      local delete_path = lfs.currentdir()
      assert.is_true(os.remove(delete_path))
-      local output = run.luarocks("")      
+      local output = run.luarocks("")
      assert.is.falsy(output:find("the Lua package manager"))
      assert.is_true(lfs.chdir(main_path))
@@ -44,7 +44,7 @@ describe("Basic tests #integration", function()
   it("--timeout", function()
      assert.is.truthy(run.luarocks("--timeout=10"))
   end)
-   
   it("--timeout invalid", function()
      assert.is_false(run.luarocks_bool("--timeout=abc"))
   end)
@@ -61,17 +61,17 @@ local core_util = require("luarocks.core.util")
 describe("luarocks.util #unit", function()
   local runner
-   
   setup(function()
      runner = require("luacov.runner")
      runner.init(testing_paths.testrun_dir .. "/luacov.config")
      runner.tick = true
   end)
-   
   teardown(function()
      runner.shutdown()
   end)
-   
   describe("util.sortedpairs", function()
      local function collect(iter, state, var)
         local collected = {}
@@ -122,30 +122,30 @@ describe("luarocks.util #unit", function()
         }, {"k3", {"k2", {"sub order"}}, "k1"})))
      end)
   end)
-   
   describe("core.util.show_table", function()
      it("returns a pretty-printed string containing the representation of the given table", function()
         local result
-         
         local t1 = {1, 2, 3}
         result = core_util.show_table(t1)
         assert.truthy(result:find("[1] = 1", 1, true))
         assert.truthy(result:find("[2] = 2", 1, true))
         assert.truthy(result:find("[3] = 3", 1, true))
-         
         local t2 = {a = 1, b = 2, c = 3}
         result = core_util.show_table(t2)
         assert.truthy(result:find("[\"a\"] = 1", 1, true))
         assert.truthy(result:find("[\"b\"] = 2", 1, true))
         assert.truthy(result:find("[\"c\"] = 3", 1, true))
-         
         local t3 = {a = 1, b = "2", c = {3}}
         result = core_util.show_table(t3)
         assert.truthy(result:find("[\"a\"] = 1", 1, true))
         assert.truthy(result:find("[\"b\"] = \"2\"", 1, true))
         assert.truthy(result:find("[\"c\"] = {", 1, true))
         assert.truthy(result:find("[1] = 3", 1, true))
-         
         local t4 = {a = 1, b = {c = 2, d = {e = "4"}}}
         result = core_util.show_table(t4)
         assert.truthy(result:find("[\"a\"] = 1", 1, true))
@@ -155,7 +155,7 @@ describe("luarocks.util #unit", function()
         assert.truthy(result:find("[\"e\"] = \"4\"", 1, true))
      end)
   end)
-      
   describe("core.util.cleanup_path", function()
     it("does not change order of existing items of prepended path", function()
        local sys_path = '/usr/local/bin;/usr/bin'
diff --git a/spec/which_spec.lua b/spec/which_spec.lua
index 4e9bdaf4..d6e07eb7 100644
--- a/spec/which_spec.lua
+++ b/spec/which_spec.lua
@@ -13,7 +13,7 @@ local extra_rocks = {
 }
 describe("luarocks which #integration", function()
-   
   setup(function()
      test_env.setup_specs(extra_rocks)
      test_env.unload_luarocks() -- need to be required here, because hardcoded is created after first loading of specs
diff --git a/spec/write_rockspec_spec.lua b/spec/write_rockspec_spec.lua
index 3031cf10..5f9faa6e 100644
--- a/spec/write_rockspec_spec.lua
+++ b/spec/write_rockspec_spec.lua
@@ -12,18 +12,18 @@ describe("luarocks write_rockspec tests #integration", function()
   it("fails with invalid argument", function()
      assert.is_false(run.luarocks_bool("write_rockspec invalid"))
   end)
-   
   it("fails with invalid zip", function()
      assert.is_false(run.luarocks_bool("write_rockspec http://example.com/invalid.zip"))
   end)
   describe("from #git #unix", function()
      local git
-   
      setup(function()
         git = git_repo.start()
      end)
-      
      teardown(function()
         git:stop()
      end)
@@ -46,21 +46,21 @@ describe("luarocks write_rockspec tests #integration", function()
         assert.is_true(run.luarocks_bool("write_rockspec git://localhost/testrock"))
         assert.is.truthy(lfs.attributes("testrock-dev-1.rockspec"))
      end)
-      
      it("runs with --tag", function()
         finally(function() os.remove("testrock-2.3.0-1.rockspec") end)
         assert.is_true(run.luarocks_bool("write_rockspec git://localhost/testrock --tag=v2.3.0"))
         assert.is.truthy(lfs.attributes("testrock-2.3.0-1.rockspec"))
         -- TODO check contents
      end)
-      
      it("runs with format flag", function()
         finally(function() os.remove("testrock-dev-1.rockspec") end)
         assert.is_true(run.luarocks_bool("write_rockspec git://localhost/testrock --rockspec-format=1.1 --lua-versions=5.1,5.2"))
         assert.is.truthy(lfs.attributes("testrock-dev-1.rockspec"))
         -- TODO check contents
      end)
-      
      it("runs with full flags", function()
         finally(function() os.remove("testrock-dev-1.rockspec") end)
         assert.is_true(run.luarocks_bool("write_rockspec git://localhost/testrock --lua-versions=5.1,5.2 --license=\"MIT/X11\" "
diff --git a/src/luarocks/admin/cache.lua b/src/luarocks/admin/cache.lua
index 1fd4d55a..10b273ea 100644
--- a/src/luarocks/admin/cache.lua
+++ b/src/luarocks/admin/cache.lua
@@ -24,7 +24,7 @@ function cache.get_server_urls(server, upload_server)
      elseif upload_server.http then download_url = "http://"..upload_server.http
      elseif upload_server.ftp then download_url = "ftp://"..upload_server.ftp
      end
-      
      if upload_server.ftp then login_url = "ftp://"..upload_server.ftp
      elseif upload_server.sftp then login_url = "sftp://"..upload_server.sftp
      end
@@ -57,7 +57,7 @@ local function download_cache(protocol, server_path, user, password)
      return fs.execute(cfg.variables.RSYNC.." "..cfg.variables.RSYNCFLAGS.." -e ssh "..user.."@"..srv..":"..path.."/ ./")
   elseif protocol == "file" then
      return fs.copy_contents(server_path, ".")
-   else 
+   else
      local login_info = ""
      if user then login_info = " --user="..user end
      if password then login_info = login_info .. " --password="..password end
@@ -74,7 +74,7 @@ function cache.refresh_local_cache(url, given_user, given_password)
   end
   fs.change_dir(local_cache)
-   
   util.printout("Refreshing cache "..local_cache.."...")
   ok = download_cache(protocol, server_path, user, password)
diff --git a/src/luarocks/admin/cmd/add.lua b/src/luarocks/admin/cmd/add.lua
index 5011c680..aa444c50 100644
--- a/src/luarocks/admin/cmd/add.lua
+++ b/src/luarocks/admin/cmd/add.lua
@@ -40,23 +40,23 @@ local function add_files_to_server(refresh, rockfiles, server, upload_server, do
   assert(type(rockfiles) == "table")
   assert(type(server) == "string")
   assert(type(upload_server) == "table" or not upload_server)
-   
   local download_url, login_url = cache.get_server_urls(server, upload_server)
   local at = fs.current_dir()
   local refresh_fn = refresh and cache.refresh_local_cache or cache.split_server_url
-   
   local local_cache, protocol, server_path, user, password = refresh_fn(download_url, cfg.upload_user, cfg.upload_password)
   if not local_cache then
      return nil, protocol
   end
-   
   if not login_url then
      login_url = protocol.."://"..server_path
   end
-   
   local ok, err = fs.change_dir(at)
   if not ok then return nil, err end
-   
   local files = {}
   for _, rockfile in ipairs(rockfiles) do
      if fs.exists(rockfile) then
@@ -77,9 +77,9 @@ local function add_files_to_server(refresh, rockfiles, server, upload_server, do
   util.printout("Updating manifest...")
   writer.make_manifest(local_cache, "one", true)
-   
   zip_manifests()
-   
   if fs.exists("index.html") then
      do_index = true
   end
diff --git a/src/luarocks/admin/cmd/make_manifest.lua b/src/luarocks/admin/cmd/make_manifest.lua
index b4f2ca5b..18f74b5d 100644
--- a/src/luarocks/admin/cmd/make_manifest.lua
+++ b/src/luarocks/admin/cmd/make_manifest.lua
@@ -27,13 +27,13 @@ end
 -- or nil and an error message.
 function make_manifest.command(args)
   local repo = args.repository or cfg.rocks_dir
-  
   util.printout("Making manifest for "..repo)
-   
   if repo:match("/lib/luarocks") and not args.local_tree then
      util.warning("This looks like a local rocks tree, but you did not pass --local-tree.")
   end
-   
   local ok, err = writer.make_manifest(repo, deps.get_deps_mode(args), not args.local_tree)
   if ok and not args.local_tree then
      util.printout("Generating index.html for "..repo)
diff --git a/src/luarocks/admin/cmd/refresh_cache.lua b/src/luarocks/admin/cmd/refresh_cache.lua
index 81959953..f8d51893 100644
--- a/src/luarocks/admin/cmd/refresh_cache.lua
+++ b/src/luarocks/admin/cmd/refresh_cache.lua
@@ -18,7 +18,7 @@ function refresh_cache.command(args)
   local server, upload_server = cache.get_upload_server(args.server)
   if not server then return nil, upload_server end
   local download_url = cache.get_server_urls(server, upload_server)
-   
   local ok, err = cache.refresh_local_cache(download_url, cfg.upload_user, cfg.upload_password)
   if not ok then
      return nil, err
diff --git a/src/luarocks/admin/cmd/remove.lua b/src/luarocks/admin/cmd/remove.lua
index de58f7a3..5d4c5fbb 100644
--- a/src/luarocks/admin/cmd/remove.lua
+++ b/src/luarocks/admin/cmd/remove.lua
@@ -32,7 +32,7 @@ local function remove_files_from_server(refresh, rockfiles, server, upload_serve
   local download_url, login_url = cache.get_server_urls(server, upload_server)
   local at = fs.current_dir()
   local refresh_fn = refresh and cache.refresh_local_cache or cache.split_server_url
-   
   local local_cache, protocol, server_path, user, password = refresh_fn(download_url, cfg.upload_user, cfg.upload_password)
   if not local_cache then
      return nil, protocol
@@ -40,10 +40,10 @@ local function remove_files_from_server(refresh, rockfiles, server, upload_serve
   if protocol ~= "rsync" then
      return nil, "This command requires 'rsync', check your configuration."
   end
-   
   local ok, err = fs.change_dir(at)
   if not ok then return nil, err end
-   
   local nr_files = 0
   for _, rockfile in ipairs(rockfiles) do
      local basename = dir.base_name(rockfile)
diff --git a/src/luarocks/admin/index.lua b/src/luarocks/admin/index.lua
index 76795104..64c8c1eb 100644
--- a/src/luarocks/admin/index.lua
+++ b/src/luarocks/admin/index.lua
@@ -87,7 +87,7 @@ local index_footer_begin = [[
 <a href="manifest">manifest file</a>
 ]]
 local index_manifest_ver = [[
-&bull; <a href="manifest-$VER">Lua $VER manifest file</a> (<a href="manifest-$VER.zip">zip</a>) 
+&bull; <a href="manifest-$VER">Lua $VER manifest file</a> (<a href="manifest-$VER.zip">zip</a>)
 ]]
 local index_footer_end = [[
 </p>
@@ -129,7 +129,7 @@ function index.make_index(repo)
   end
   local manifest = manif.load_manifest(repo)
   local out = io.open(dir.path(repo, "index.html"), "w")
-   
   out:write(index_header)
   for package, version_list in util.sortedpairs(manifest.repository) do
      local latest_rockspec = nil
diff --git a/src/luarocks/build.lua b/src/luarocks/build.lua
index ae529856..0aecca3e 100644
--- a/src/luarocks/build.lua
+++ b/src/luarocks/build.lua
@@ -328,7 +328,7 @@ local function write_rock_dir_files(rockspec, opts)
   local name, version = rockspec.name, rockspec.version
   fs.copy(rockspec.local_abs_filename, path.rockspec_file(name, version), "read")
-   
   local deplock_file = deplocks.get_abs_filename(rockspec.name)
   if deplock_file then
      fs.copy(deplock_file, dir.path(path.install_dir(name, version), "luarocks.lock"), "read")
@@ -375,7 +375,7 @@ function build.build_rockspec(rockspec, opts)
   if opts.pin then
      deplocks.init(rockspec.name, ".")
   end
- 
   ok, err = process_dependencies(rockspec, opts)
   if not ok then return nil, err end
@@ -385,7 +385,7 @@ function build.build_rockspec(rockspec, opts)
         deplocks.write_file()
      end
      return name, version
-   end   
+   end
   local dirs, err
   local rollback
@@ -405,13 +405,13 @@ function build.build_rockspec(rockspec, opts)
   ok, err = build.apply_patches(rockspec)
   if not ok then return nil, err end
-   
   ok, err = check_macosx_deployment_target(rockspec)
   if not ok then return nil, err end
-   
   ok, err = run_build_driver(rockspec, opts.no_install)
   if not ok then return nil, err end
-   
   if opts.no_install then
      fs.pop_dir()
      if opts.need_to_fetch then
@@ -422,7 +422,7 @@ function build.build_rockspec(rockspec, opts)
   ok, err = install_files(rockspec, dirs)
   if not ok then return nil, err end
-   
   for _, d in pairs(dirs) do
      fs.remove_dir_if_empty(d.name)
   end
@@ -441,7 +441,7 @@ function build.build_rockspec(rockspec, opts)
   ok, err = repos.deploy_files(name, version, repos.should_wrap_bin_scripts(rockspec), opts.deps_mode)
   if not ok then return nil, err end
-   
   util.remove_scheduled_function(rollback)
   rollback = util.schedule_function(function()
      repos.delete_version(name, version, opts.deps_mode)
diff --git a/src/luarocks/build/builtin.lua b/src/luarocks/build/builtin.lua
index 6241c718..98db29da 100644
--- a/src/luarocks/build/builtin.lua
+++ b/src/luarocks/build/builtin.lua
@@ -266,7 +266,7 @@ function builtin.run(rockspec, no_install)
   local lib_modules = {}
   local luadir = path.lua_dir(rockspec.name, rockspec.version)
   local libdir = path.lib_dir(rockspec.name, rockspec.version)
-   
   if not build.modules then
      if rockspec:format_is_at_least("3.0") then
         local libs, incdirs, libdirs = autoextract_libs(rockspec.external_dependencies, rockspec.variables)
diff --git a/src/luarocks/build/cmake.lua b/src/luarocks/build/cmake.lua
index d7ecc83c..b7a4786e 100644
--- a/src/luarocks/build/cmake.lua
+++ b/src/luarocks/build/cmake.lua
@@ -36,7 +36,7 @@ function cmake.run(rockspec, no_install)
   -- Execute cmake with variables.
   local args = ""
-   
   -- Try to pick the best generator. With msvc and x64, CMake does not select it by default so we need to be explicit.
   if cfg.cmake_generator then
      args = args .. ' -G"'..cfg.cmake_generator.. '"'
@@ -71,7 +71,7 @@ function cmake.run(rockspec, no_install)
         return nil, "Failed installing."
      end
   end
-   
   return true
 end
diff --git a/src/luarocks/build/command.lua b/src/luarocks/build/command.lua
index 309c4a16..b0c4aa79 100644
--- a/src/luarocks/build/command.lua
+++ b/src/luarocks/build/command.lua
@@ -14,7 +14,7 @@ function command.run(rockspec, not_install)
   assert(rockspec:type() == "rockspec")
   local build = rockspec.build
-   
   util.variable_substitutions(build, rockspec.variables)
   local env = {
diff --git a/src/luarocks/build/make.lua b/src/luarocks/build/make.lua
index ccab1af0..4345ddff 100644
--- a/src/luarocks/build/make.lua
+++ b/src/luarocks/build/make.lua
@@ -13,7 +13,7 @@ local cfg = require("luarocks.core.cfg")
 -- configured through variables.MAKE in the config files, or
 -- the appropriate platform-specific default).
 -- @param pass boolean: If true, run make; if false, do nothing.
-- @param target string: The make target; an empty string indicates 
+-- @param target string: The make target; an empty string indicates
 -- the default target.
 -- @param variables table: A table containing string-string key-value
 -- pairs representing variable assignments to be passed to make.
@@ -42,7 +42,7 @@ function make.run(rockspec, not_install)
   assert(rockspec:type() == "rockspec")
   local build = rockspec.build
-   
   if build.build_pass == nil then build.build_pass = true end
   if build.install_pass == nil then build.install_pass = true end
   build.build_variables = build.build_variables or {}
@@ -56,9 +56,9 @@ function make.run(rockspec, not_install)
      build.install_target = "-f "..makefile.." "..build.install_target
   end
-   if build.variables then   
+   if build.variables then
      for var, val in pairs(build.variables) do
-         build.build_variables[var] = val 
+         build.build_variables[var] = val
         build.install_variables[var] = val
      end
   end
@@ -67,9 +67,9 @@ function make.run(rockspec, not_install)
   util.variable_substitutions(build.build_variables, rockspec.variables)
   util.variable_substitutions(build.install_variables, rockspec.variables)
-   
   local auto_variables = { "CC" }
-   
   for _, variable in pairs(auto_variables) do
      if not build.build_variables[variable] then
         build.build_variables[variable] = rockspec.variables[variable]
@@ -79,7 +79,7 @@ function make.run(rockspec, not_install)
      end
   end
-   -- backwards compatibility 
+   -- backwards compatibility
   local make_cmd = cfg.make or rockspec.variables.MAKE
   local ok = make_pass(make_cmd, build.build_pass, build.build_target, build.build_variables)
diff --git a/src/luarocks/cmd.lua b/src/luarocks/cmd.lua
index 21f35e20..7037c734 100644
--- a/src/luarocks/cmd.lua
+++ b/src/luarocks/cmd.lua
@@ -63,7 +63,7 @@ do
   end
   process_tree_args = function(args, project_dir)
-   
      if args.global then
         cfg.local_by_default = false
      end
@@ -221,7 +221,7 @@ do
         end
         return nil
      end
-   
      local function find_default_lua_version(args, project_dir)
         if hardcoded.FORCE_CONFIG then
            return nil
@@ -250,7 +250,7 @@ do
         end
         return nil
      end
-   
      local function find_version_from_config(dirname)
         return fun.find(util.lua_versions("descending"), function(v)
            if util.exists(dir.path(dirname, ".luarocks", "config-"..v..".lua")) then
@@ -258,12 +258,12 @@ do
            end
         end)
      end
-   
      local function detect_lua_via_args(args, project_dir)
         local lua_version = args.lua_version
                             or find_default_lua_version(args, project_dir)
                             or (project_dir and find_version_from_config(project_dir))
-      
         if args.lua_dir then
            local detected, err = util.find_lua(args.lua_dir, lua_version)
            if not detected then
@@ -274,7 +274,7 @@ do
            end
            return detected
         end
-      
         if lua_version then
            local detected = search_lua_in_path(lua_version)
            if detected then
@@ -284,10 +284,10 @@ do
               lua_version = lua_version,
            }
         end
-         
         return {}
      end
-      
      detect_config_via_args = function(args)
         local project_dir, given = find_project_dir(args.project_tree)
         local detected = detect_lua_via_args(args, project_dir)
@@ -304,15 +304,15 @@ do
         return detected
      end
   end
-   
   init_config = function(args)
      local detected = detect_config_via_args(args)
-   
      local ok, err = cfg.init(detected, util.warning)
      if not ok then
         return nil, err
      end
-      
      return (detected.lua_dir ~= nil)
   end
 end
diff --git a/src/luarocks/cmd/build.lua b/src/luarocks/cmd/build.lua
index d1fccfdd..4500bcc9 100644
--- a/src/luarocks/cmd/build.lua
+++ b/src/luarocks/cmd/build.lua
@@ -145,7 +145,7 @@ function cmd_build.command(args)
         return name, version, errcode
      end)
   end
-   
   local ok, err = fs.check_command_permissions(args)
   if not ok then
      return nil, err, cmd.errorcodes.PERMISSIONDENIED
diff --git a/src/luarocks/cmd/config.lua b/src/luarocks/cmd/config.lua
index ab1b9da7..6a73c7ff 100644
--- a/src/luarocks/cmd/config.lua
+++ b/src/luarocks/cmd/config.lua
@@ -29,7 +29,7 @@ Query information about the LuaRocks configuration.
  * `lua_dir` is a special key as it checks for a valid Lua installation
    (equivalent to --lua-dir) and sets several keys at once.
  * `lua_version` is a special key as it changes the default Lua version
-    used by LuaRocks commands (equivalent to passing --lua-version). 
+    used by LuaRocks commands (equivalent to passing --lua-version).
  Examples:
     luarocks config variables.OPENSSL_DIR /usr/local/openssl
@@ -114,7 +114,7 @@ local function traverse_varstring(var, tbl, fn, missing_parent)
         k, r = var:match("^([^[]+)(%[.*)$")
      end
   end
-   
   if k then
      if not tbl[k] and missing_parent then
         missing_parent(tbl, k)
@@ -131,7 +131,7 @@ local function traverse_varstring(var, tbl, fn, missing_parent)
   if i then
      var = tonumber(i)
   end
-   
   return fn(tbl, var)
 end
@@ -179,12 +179,12 @@ local function write_entries(keys, scope, do_unset)
   if scope == "project" and not cfg.config_files.project then
      return nil, "Current directory is not part of a project. You may want to run `luarocks init`."
   end
-   
   local tbl, err = persist.load_config_file_if_basic(cfg.config_files[scope].file, cfg)
   if not tbl then
      return nil, err
   end
-   
   for var, val in util.sortedpairs(keys) do
      traverse_varstring(var, tbl, function(t, k)
         if do_unset then
@@ -242,7 +242,7 @@ end
 function config_cmd.command(args)
   deps.check_lua_incdir(cfg.variables, args.lua_version or cfg.lua_version)
   deps.check_lua_libdir(cfg.variables, args.lua_version or cfg.lua_version)
-   
   -- deprecated flags
   if args.lua_incdir then
      print(cfg.variables.LUA_INCDIR)
@@ -287,7 +287,7 @@ function config_cmd.command(args)
      end
      print("Lua version will default to " .. args.value .. " in " .. prefix)
   end
-   
   if args.key == "lua_dir" and args.value then
      local scope = get_scope(args)
      local keys = {
diff --git a/src/luarocks/cmd/doc.lua b/src/luarocks/cmd/doc.lua
index 2ab7e43c..ae471230 100644
--- a/src/luarocks/cmd/doc.lua
+++ b/src/luarocks/cmd/doc.lua
@@ -67,7 +67,7 @@ function doc.command(args)
      return try_to_open_homepage(args.rock, args.namespace, args.version)
   end
   local name, version = iname, iversion
-   
   local rockspec, err = fetch.load_local_rockspec(path.rockspec_file(name, version, repo))
   if not rockspec then return nil,err end
   local descript = rockspec.description or {}
@@ -77,7 +77,7 @@ function doc.command(args)
   end
   local directory = path.install_dir(name, version, repo)
-   
   local docdir
   local directories = { "doc", "docs" }
   for _, d in ipairs(directories) do
@@ -101,7 +101,7 @@ function doc.command(args)
   local htmlpatt = "%.html?$"
   local extensions = { htmlpatt, "%.md$", "%.txt$",  "%.textile$", "" }
   local basenames = { "index", "readme", "manual" }
-   
   local porcelain = args.porcelain
   if #files > 0 then
      util.title("Documentation files for "..name.." "..version, porcelain)
@@ -116,11 +116,11 @@ function doc.command(args)
         end
      end
   end
-   
   if args.list then
      return true
   end
-   
   for _, extension in ipairs(extensions) do
      for _, basename in ipairs(basenames) do
         local filename = basename..extension
diff --git a/src/luarocks/cmd/download.lua b/src/luarocks/cmd/download.lua
index 1f844595..eae82439 100644
--- a/src/luarocks/cmd/download.lua
+++ b/src/luarocks/cmd/download.lua
@@ -43,7 +43,7 @@ function cmd_download.command(args)
   elseif args.arch then
      arch = args.arch
   end
-   
   local dl, err = download.download(arch, args.name, args.namespace, args.version, args.all, args.check_lua_versions)
   return dl and true, err
 end
diff --git a/src/luarocks/cmd/init.lua b/src/luarocks/cmd/init.lua
index 5f269e22..af88760f 100644
--- a/src/luarocks/cmd/init.lua
+++ b/src/luarocks/cmd/init.lua
@@ -30,7 +30,7 @@ local function write_gitignore(entries)
      fd:close()
      gitignore = "\n" .. gitignore .. "\n"
   end
-   
   fd = io.open(".gitignore", gitignore and "a" or "w")
   for _, entry in ipairs(entries) do
      entry = "/" .. entry
@@ -64,7 +64,7 @@ function init.command(args)
   if not ok then
      return nil, err
   end
-   
   local has_rockspec = false
   for file in fs.dir() do
      if file:match("%.rockspec$") then
@@ -97,7 +97,7 @@ function init.command(args)
      fs.delete(lua_wrapper)
      fs.delete(config_file)
   end
-   
   local config_tbl, err = persist.load_config_file_if_basic(config_file, cfg)
   if config_tbl then
      local globals = {
@@ -131,7 +131,7 @@ function init.command(args)
   else
      util.printout("Will not attempt to overwrite " .. config_file)
   end
-   
   ok, err = persist.save_default_lua_version(".luarocks", cfg.lua_version)
   if not ok then
      util.printout("Failed setting default Lua version: " .. err)
@@ -158,7 +158,7 @@ function init.command(args)
         write_lua_wrapper = false
      end
   end
-   
   if write_lua_wrapper then
      local interp = dir.path(cfg.variables["LUA_BINDIR"], cfg.lua_interpreter)
      if util.check_lua_version(interp, cfg.lua_version) then
diff --git a/src/luarocks/cmd/install.lua b/src/luarocks/cmd/install.lua
index 760649b0..da9e1ce3 100644
--- a/src/luarocks/cmd/install.lua
+++ b/src/luarocks/cmd/install.lua
@@ -75,16 +75,16 @@ function install.install_binary_rock(rock_file, opts)
   if not name then
      return nil, "Filename "..rock_file.." does not match format 'name-version-revision.arch.rock'."
   end
-   
   if arch ~= "all" and arch ~= cfg.arch then
      return nil, "Incompatible architecture "..arch, "arch"
   end
   if repos.is_installed(name, version) then
      repos.delete_version(name, version, opts.deps_mode)
   end
-   
   local install_dir = path.install_dir(name, version)
-   
   local rollback = util.schedule_function(function()
      fs.delete(install_dir)
      fs.remove_dir_if_empty(path.versions_dir(name))
@@ -139,7 +139,7 @@ end
 -- @param rock_file string: local or remote filename of a rock.
 -- @param opts table: installation options
 -- @return (string, string) or (nil, string, [string]): Name and version of
-- the rock whose dependencies were installed if succeeded or nil and an error message 
+-- the rock whose dependencies were installed if succeeded or nil and an error message
 -- followed by an error code.
 function install.install_binary_rock_deps(rock_file, opts)
   assert(type(rock_file) == "string")
@@ -149,7 +149,7 @@ function install.install_binary_rock_deps(rock_file, opts)
   if not name then
      return nil, "Filename "..rock_file.." does not match format 'name-version-revision.arch.rock'."
   end
-   
   if arch ~= "all" and arch ~= cfg.arch then
      return nil, "Incompatible architecture "..arch, "arch"
   end
@@ -158,7 +158,7 @@ function install.install_binary_rock_deps(rock_file, opts)
   local ok, err, errcode = fetch.fetch_and_unpack_rock(rock_file, install_dir, opts.verify)
   if not ok then return nil, err, errcode end
-   
   local rockspec, err = fetch.load_rockspec(path.rockspec_file(name, version))
   if err then
      return nil, "Failed loading rockspec for installed package: "..err, errcode
diff --git a/src/luarocks/cmd/lint.lua b/src/luarocks/cmd/lint.lua
index 20c842ff..47a3da90 100644
--- a/src/luarocks/cmd/lint.lua
+++ b/src/luarocks/cmd/lint.lua
@@ -33,8 +33,8 @@ function lint.command(args)
   end
   local ok = true
-   
-   -- This should have been done in the type checker, 
+   -- This should have been done in the type checker,
   -- but it would break compatibility of other commands.
   -- Making 'lint' alone be stricter shouldn't be a problem,
   -- because extra-strict checks is what lint-type commands
diff --git a/src/luarocks/cmd/list.lua b/src/luarocks/cmd/list.lua
index aa815ea3..7b2682f6 100644
--- a/src/luarocks/cmd/list.lua
+++ b/src/luarocks/cmd/list.lua
@@ -36,13 +36,13 @@ local function check_outdated(trees, query)
      local query_available = queries.new(name:lower())
      local results_available, err = search.search_repos(query_available)
-      
      if results_available[name] then
         local available_versions = util.keys(results_available[name])
         table.sort(available_versions, vers.compare_versions)
         local latest_available = available_versions[1]
         local latest_available_repo = results_available[name][latest_available][1].repo
-         
         if vers.compare_versions(latest_available, latest_installed) then
            table.insert(outdated, { name = name, installed = latest_installed, available = latest_available, repo = latest_available_repo })
         end
@@ -76,11 +76,11 @@ function list.command(args)
      trees = { args.tree }
      title = title .. " in " .. args.tree
   end
-   
   if args.outdated then
      return list_outdated(trees, query, args.porcelain)
   end
-   
   local results = {}
   for _, tree in ipairs(trees) do
      local ok, err, errcode = search.local_manifest_search(results, path.rocks_dir(tree), query)
diff --git a/src/luarocks/cmd/new_version.lua b/src/luarocks/cmd/new_version.lua
index fc15ef46..49479910 100644
--- a/src/luarocks/cmd/new_version.lua
+++ b/src/luarocks/cmd/new_version.lua
@@ -60,7 +60,7 @@ local function try_replace(tbl, field, old, new)
   if new_field ~= old_field then
      util.printout("Guessing new '"..field.."' field as "..new_field)
      tbl[field] = new_field
-      return true      
+      return true
   end
   return false
 end
@@ -104,7 +104,7 @@ local function check_url_and_update_md5(out_rs, invalid_is_error)
      end
   end
 end
- 
 local function update_source_section(out_rs, url, tag, old_ver, new_ver)
   if tag then
      out_rs.source.tag = tag
@@ -144,7 +144,7 @@ local function update_source_section(out_rs, url, tag, old_ver, new_ver)
   end
   return true
 end
- 
 function new_version.command(args)
   if not args.rock then
      local err
@@ -153,7 +153,7 @@ function new_version.command(args)
         return nil, err
      end
   end
-   
   local filename, err
   if args.rock:match("rockspec$") then
      filename, err = fetch.fetch_url(args.rock)
@@ -178,7 +178,7 @@ function new_version.command(args)
   if args.tag and not args.new_version then
      args.new_version = args.tag:gsub("^v", "")
   end
-   
   local out_dir
   if args.dir then
      out_dir = dir.normalize(args.dir)
@@ -196,7 +196,7 @@ function new_version.command(args)
      new_rev = tonumber(old_rev) + 1
   end
   local new_rockver = new_ver:gsub("-", "")
-   
   local out_rs, err = persist.load_into_table(filename)
   local out_name = out_rs.package:lower()
   out_rs.version = new_rockver.."-"..new_rev
@@ -207,21 +207,21 @@ function new_version.command(args)
   if out_rs.build and out_rs.build.type == "module" then
      out_rs.build.type = "builtin"
   end
-   
   local out_filename = out_name.."-"..new_rockver.."-"..new_rev..".rockspec"
   if out_dir then
      out_filename = dir.path(out_dir, out_filename)
      fs.make_dir(out_dir)
   end
   persist.save_from_table(out_filename, out_rs, type_rockspec.order)
-   
   util.printout("Wrote "..out_filename)
   local valid_out_rs, err = fetch.load_local_rockspec(out_filename)
   if not valid_out_rs then
      return nil, "Failed loading generated rockspec: "..err
   end
-   
   return true
 end
diff --git a/src/luarocks/cmd/path.lua b/src/luarocks/cmd/path.lua
index 9d6a8217..9b6fee71 100644
--- a/src/luarocks/cmd/path.lua
+++ b/src/luarocks/cmd/path.lua
@@ -10,11 +10,11 @@ local fs = require("luarocks.fs")
 function path_cmd.add_to_parser(parser)
   local cmd = parser:command("path", [[
 Returns the package path currently configured for this installation
-of LuaRocks, formatted as shell commands to update LUA_PATH and LUA_CPATH. 
+of LuaRocks, formatted as shell commands to update LUA_PATH and LUA_CPATH.
-On Unix systems, you may run: 
+On Unix systems, you may run:
  eval `luarocks path`
-And on Windows: 
+And on Windows:
  luarocks path > "%temp%\_lrp.bat" && call "%temp%\_lrp.bat" && del "%temp%\_lrp.bat"]],
  util.see_also())
      :summary("Return the currently configured package path.")
@@ -56,7 +56,7 @@ function path_cmd.command(args)
      lr_cpath = lr_cpath .. ";" .. package.cpath
      lr_bin = lr_bin .. path_sep .. clean_path
   end
-   
   local lpath_var, lcpath_var = util.lua_path_variables()
   util.printout(fs.export_cmd(lpath_var, util.cleanup_path(lr_path, ';', cfg.lua_version, args.append)))
diff --git a/src/luarocks/cmd/purge.lua b/src/luarocks/cmd/purge.lua
index fa4be4d7..2b5873d7 100644
--- a/src/luarocks/cmd/purge.lua
+++ b/src/luarocks/cmd/purge.lua
@@ -42,7 +42,7 @@ function purge.command(args)
   if type(tree) ~= "string" then
      return nil, "The --tree argument is mandatory. "..util.see_help("purge")
   end
-   
   local results = {}
   if not fs.is_dir(tree) then
      return nil, "Directory not found: "..tree
diff --git a/src/luarocks/cmd/remove.lua b/src/luarocks/cmd/remove.lua
index 46f3e4a6..17723ec9 100644
--- a/src/luarocks/cmd/remove.lua
+++ b/src/luarocks/cmd/remove.lua
@@ -42,10 +42,10 @@ end
 function cmd_remove.command(args)
   local name = args.rock
   local deps_mode = deps.get_deps_mode(args)
-   
   local ok, err = fs.check_command_permissions(args)
   if not ok then return nil, err, cmd.errorcodes.PERMISSIONDENIED end
-   
   local rock_type = name:match("%.(rock)$") or name:match("%.(rockspec)$")
   local version = args.version
   local filename = name
diff --git a/src/luarocks/cmd/search.lua b/src/luarocks/cmd/search.lua
index 181fdacc..6cab6d80 100644
--- a/src/luarocks/cmd/search.lua
+++ b/src/luarocks/cmd/search.lua
@@ -63,7 +63,7 @@ function cmd_search.command(args)
   if not args.name and not args.all then
      return nil, "Enter name and version or use --all. "..util.see_help("search")
   end
-   
   local query = queries.new(name, args.namespace, args.version, true)
   local result_tree, err = search.search_repos(query)
   local porcelain = args.porcelain
diff --git a/src/luarocks/cmd/show.lua b/src/luarocks/cmd/show.lua
index c1c155e2..d93459fd 100644
--- a/src/luarocks/cmd/show.lua
+++ b/src/luarocks/cmd/show.lua
@@ -100,7 +100,7 @@ local function keys_as_string(t, sep)
   return table.concat(keys, sep or " ")
 end
-local function word_wrap(line) 
+local function word_wrap(line)
   local width = tonumber(os.getenv("COLUMNS")) or 80
   if width > 80 then width = 80 end
   if #line > width then
@@ -265,7 +265,7 @@ end
 -- @return boolean: True if succeeded, nil on errors.
 function show.command(args)
   local query = queries.new(args.rock, args.namespace, args.version, true)
-   
   local name, version, repo, repo_url = search.pick_installed_rock(query, args.tree)
   if not name then
      return nil, version
diff --git a/src/luarocks/cmd/test.lua b/src/luarocks/cmd/test.lua
index 7a1ffda2..21838c90 100644
--- a/src/luarocks/cmd/test.lua
+++ b/src/luarocks/cmd/test.lua
@@ -33,9 +33,9 @@ function cmd_test.command(args)
   if args.rockspec and args.rockspec:match("rockspec$") then
      return test.run_test_suite(args.rockspec, args.test_type, args.args)
   end
-   
   table.insert(args.args, 1, args.rockspec)
-   
   local rockspec, err = util.get_default_rockspec()
   if not rockspec then
      return nil, err
diff --git a/src/luarocks/cmd/unpack.lua b/src/luarocks/cmd/unpack.lua
index b9bec4a6..94da2c9f 100644
--- a/src/luarocks/cmd/unpack.lua
+++ b/src/luarocks/cmd/unpack.lua
@@ -32,7 +32,7 @@ end
 -- files specified in the rockspec, and unpack them inside the directory.
 -- @param rockspec_file string: The URL for a rockspec file.
 -- @param dir_name string: The directory where to store and unpack files.
-- @return table or (nil, string): the loaded rockspec table or 
+-- @return table or (nil, string): the loaded rockspec table or
 -- nil and an error message.
 local function unpack_rockspec(rockspec_file, dir_name)
   assert(type(rockspec_file) == "string")
@@ -61,7 +61,7 @@ end
 -- @param dir_name string: The directory where to unpack.
 -- @param kind string: the kind of rock file, as in the second-level
 -- extension in the rock filename (eg. "src", "all", "linux-x86")
-- @return table or (nil, string): the loaded rockspec table or 
+-- @return table or (nil, string): the loaded rockspec table or
 -- nil and an error message.
 local function unpack_rock(rock_file, dir_name, kind)
   assert(type(rock_file) == "string")
@@ -102,7 +102,7 @@ end
 -- by an error message.
 local function run_unpacker(file, force)
   assert(type(file) == "string")
-   
   local base_name = dir.base_name(file)
   local dir_name, kind, extension = base_name:match("(.*)%.([^.]+)%.(rock)$")
   if not extension then
@@ -139,7 +139,7 @@ local function run_unpacker(file, force)
            return nil, "Failed copying unpacked rockspec into unpacked source directory."
         end
      end
-      util.printout()   
+      util.printout()
      util.printout("Done. You may now enter directory ")
      util.printout(dir.path(dir_name, rockspec.source.dir))
      util.printout("and type 'luarocks make' to build.")
diff --git a/src/luarocks/cmd/upload.lua b/src/luarocks/cmd/upload.lua
index 6e3877ba..da51b401 100644
--- a/src/luarocks/cmd/upload.lua
+++ b/src/luarocks/cmd/upload.lua
@@ -53,7 +53,7 @@ function upload.command(args)
      version = rockspec.version
   })
   if not res then return nil, err end
-   
   if not res.module then
      util.printout("Will create new module (" .. tostring(rockspec.package) .. ")")
   end
@@ -87,7 +87,7 @@ function upload.command(args)
         util.printout("Signed packed rock: "..rock_sigfname)
      end
   end
-   
   local multipart = require("luarocks.upload.multipart")
   res, err = api:method("upload", nil, {
@@ -95,13 +95,13 @@ function upload.command(args)
     rockspec_sig = sigfname and multipart.new_file(sigfname),
   })
   if not res then return nil, err end
-   
   if res.is_new and #res.manifests == 0 then
      util.printerr("Warning: module not added to root manifest due to name taken.")
   end
-   
   local module_url = res.module_url
-   
   if rock_fname then
      if (not res.version) or (not res.version.id) then
         return nil, "Invalid response from server."
@@ -113,7 +113,7 @@ function upload.command(args)
      })
      if not res then return nil, err end
   end
-   
   util.printout()
   util.printout("Done: " .. tostring(module_url))
   util.printout()
diff --git a/src/luarocks/cmd/write_rockspec.lua b/src/luarocks/cmd/write_rockspec.lua
index 5d5404e5..871cdd44 100644
--- a/src/luarocks/cmd/write_rockspec.lua
+++ b/src/luarocks/cmd/write_rockspec.lua
@@ -137,7 +137,7 @@ do
         return url
      end
   end
-   
   local function detect_scm_url(directory)
      return detect_url_from_command("git", "config --get remote.origin.url", directory) or
         detect_url_from_command("hg", "paths default", directory)
@@ -230,7 +230,7 @@ local function fill_as_builtin(rockspec, libs)
         libdirs[#libdirs+1] = "$("..upper.."_LIBDIR)"
      end
   end
-   
   rockspec.build.modules, rockspec.build.install, rockspec.build.copy_directories = builtin.autodetect_modules(libs, incdirs, libdirs)
 end
@@ -302,10 +302,10 @@ function write_rockspec.command(args)
   version = version or "dev"
   local filename = args.output or dir.path(fs.current_dir(), name:lower().."-"..version.."-1.rockspec")
-   
   local url = detect_url(location)
   local homepage = detect_homepage(url, args.homepage)
-   
   local rockspec, err = rockspecs.from_persisted_table(filename, {
      rockspec_format = args.rockspec_format,
      package = name,
@@ -327,11 +327,11 @@ function write_rockspec.command(args)
   })
   assert(not err, err)
   rockspec.source.protocol = protocol
-   
   if not next(rockspec.dependencies) then
      util.warning("Please specify supported Lua versions with --lua-versions=<ver>. "..util.see_help("write_rockspec"))
   end
-   
   local local_dir = location
   if location:match("://") then
@@ -354,11 +354,11 @@ function write_rockspec.command(args)
         local_dir = nil
      end
   end
-   
   if not local_dir then
      local_dir = "."
   end
-   
   local libs = nil
   if args.lib then
      libs = {}
@@ -391,16 +391,16 @@ function write_rockspec.command(args)
         util.title("Please fill in the source.license field manually or use --license.")
      end
   end
-   
   fill_as_builtin(rockspec, libs)
-      
   rockspec_cleanup(rockspec)
-   
   persist.save_from_table(filename, rockspec, type_rockspec.order)
-   util.printout()   
+   util.printout()
   util.printout("Wrote template at "..filename.." -- you should now edit and finish it.")
-   util.printout()   
+   util.printout()
   return true
 end
diff --git a/src/luarocks/core/cfg.lua b/src/luarocks/core/cfg.lua
index d65681c1..c19f7d3b 100644
--- a/src/luarocks/core/cfg.lua
+++ b/src/luarocks/core/cfg.lua
@@ -558,7 +558,7 @@ local cfg = {}
 --- Initializes the LuaRocks configuration for variables, paths
 -- and OS detection.
-- @param detected table containing information detected about the 
+-- @param detected table containing information detected about the
 -- environment. All fields below are optional:
 -- * lua_version (in x.y format, e.g. "5.3")
 -- * lua_bindir (e.g. "/usr/local/bin")
@@ -575,7 +575,7 @@ function cfg.init(detected, warning)
   if not hc_ok then
      hardcoded = {}
   end
-   
   local init = cfg.init
   ----------------------------------------
@@ -595,7 +595,7 @@ function cfg.init(detected, warning)
   end
   -- Use detected values as defaults, overridable via config files or CLI args
-   
   local first_arg = get_first_arg()
   cfg.lua_version = detected.lua_version or hardcoded.LUA_VERSION or _VERSION:sub(5)
@@ -778,7 +778,7 @@ function cfg.init(detected, warning)
                    and home_config_file
                    or sys_config_file),
   }
-   
   cfg.cache = {}
   ----------------------------------------
diff --git a/src/luarocks/core/dir.lua b/src/luarocks/core/dir.lua
index d346ec4f..765a0e58 100644
--- a/src/luarocks/core/dir.lua
+++ b/src/luarocks/core/dir.lua
@@ -6,7 +6,7 @@ local require = nil
 local function unquote(c)
   local first, last = c:sub(1,1), c:sub(-1)
-   if (first == '"' and last == '"') or 
+   if (first == '"' and last == '"') or
      (first == "'" and last == "'") then
      return c:sub(2,-2)
   end
@@ -40,7 +40,7 @@ end
 -- @return string, string: the protocol, and the pathname without the protocol.
 function dir.split_url(url)
   assert(type(url) == "string")
-   
   url = unquote(url)
   local protocol, pathname = url:match("^([^:]*)://(.*)")
   if not protocol then
diff --git a/src/luarocks/core/manif.lua b/src/luarocks/core/manif.lua
index fe0a95fa..3925f636 100644
--- a/src/luarocks/core/manif.lua
+++ b/src/luarocks/core/manif.lua
@@ -94,7 +94,7 @@ function manif.scan_dependencies(name, version, tree_manifests, dest)
      if pkgdeps then
         for _, dep in ipairs(pkgdeps) do
            local pkg, constraints = dep.name, dep.constraints
-   
            for _, t in ipairs(tree_manifests) do
               local entries = t.manifest.repository[pkg]
               if entries then
diff --git a/src/luarocks/core/persist.lua b/src/luarocks/core/persist.lua
index 59089818..57e7b5d4 100644
--- a/src/luarocks/core/persist.lua
+++ b/src/luarocks/core/persist.lua
@@ -66,9 +66,9 @@ function persist.load_into_table(filename, tbl)
   }
   local save_mt = getmetatable(result)
   setmetatable(result, globals_mt)
-   
   local ok, err, errcode = persist.run_file(filename, result)
-   
   setmetatable(result, save_mt)
   if not ok then
diff --git a/src/luarocks/core/sysdetect.lua b/src/luarocks/core/sysdetect.lua
index 534ab89f..7358c29f 100644
--- a/src/luarocks/core/sysdetect.lua
+++ b/src/luarocks/core/sysdetect.lua
@@ -15,7 +15,7 @@ end
 local function read_int8(fd)
   if io.type(fd) == "closed file" then
      return nil
-   end   
+   end
   local s = fd:read(1)
   if not s then
      fd:close()
@@ -44,7 +44,7 @@ end
 local function read(fd, bytes, endian)
   if io.type(fd) == "closed file" then
      return nil
-   end   
+   end
   local s = fd:read(bytes)
   if not s
      then fd:close()
@@ -138,7 +138,7 @@ end
 local function detect_elf_system(fd, hdr, sections)
   local system = e_osabi[hdr.osabi]
   local endian = hdr.endian
-   
   if system == "sysv" then
      local abitag = sections[".note.ABI-tag"]
      if abitag then
@@ -154,7 +154,7 @@ local function detect_elf_system(fd, hdr, sections)
      elseif sections[".note.openbsd.ident"] then
         return "openbsd"
      end
-      
      local gnu_version_r = sections[".gnu.version_r"]
      if gnu_version_r then
@@ -170,7 +170,7 @@ local function detect_elf_system(fd, hdr, sections)
            fd:seek("set", dynstr + vn_file)
            local libname = fd:read(64):gsub("%z.*", "")
-            
            if hdr.e_type == 0x03 and libname == "libroot.so" then
               return "haiku"
            elseif libname:match("linux") then
@@ -190,7 +190,7 @@ local function detect_elf_system(fd, hdr, sections)
         end
      end
   end
-   
   return system
 end
@@ -207,7 +207,7 @@ local function read_elf_header(fd)
   if not hdr.osabi then
      return nil
   end
-   
   local endian = hdr.endian
   fd:seek("set", 0x10)
   hdr.e_type = read(fd, 2, endian)
@@ -221,10 +221,10 @@ local function read_elf_header(fd)
   if elfversion ~= 1 then
      return nil
   end
-   
   local word = (hdr.bits == 1) and 4 or 8
   hdr.word = word
-   
   hdr.e_entry = read(fd, word, endian)
   hdr.e_phoff = read(fd, word, endian)
   hdr.e_shoff = read(fd, word, endian)
@@ -235,7 +235,7 @@ local function read_elf_header(fd)
   hdr.e_shentsize = read(fd, 2, endian)
   hdr.e_shnum = read(fd, 2, endian)
   hdr.e_shstrndx = read(fd, 2, endian)
-   
   return hdr, processor
 end
@@ -323,7 +323,7 @@ local function detect_pe(fd)
   fd:seek("set", peoffset + 4)       -- move to position of Machine section
   local machine = read(fd, 2, LITTLE)
   local processor = pe_machine[machine]
-  
   local rdata_pos = fd:read(736):match(".rdata%z%z............(....)")
   if rdata_pos then
      rdata_pos = bytes2number(rdata_pos, LITTLE)
@@ -333,7 +333,7 @@ local function detect_pe(fd)
         system = "cygwin"
      end
   end
-   
   return system, processor or "unknown"
 end
@@ -363,7 +363,7 @@ local cache_processor
 function sysdetect.detect(input_file)
   local dirsep = package.config:sub(1,1)
   local files
-   
   if input_file then
      files = { input_file }
   else
diff --git a/src/luarocks/core/util.lua b/src/luarocks/core/util.lua
index dae8cfab..384a6eba 100644
--- a/src/luarocks/core/util.lua
+++ b/src/luarocks/core/util.lua
@@ -5,7 +5,7 @@ local require = nil
 --------------------------------------------------------------------------------
 --- Run a process and read a its output.
-- Equivalent to io.popen(cmd):read("*l"), except that it 
+-- Equivalent to io.popen(cmd):read("*l"), except that it
 -- closes the fd right away.
 -- @param cmd string: The command to execute
 -- @param spec string: "*l" by default, to read a single line.
@@ -63,7 +63,7 @@ function util.show_table(t, tname, top_indent)
   local autoref  -- for self references
   local function is_empty_table(tbl) return next(tbl) == nil end
-   
   local function basic_serialize(o)
      local so = tostring(o)
      if type(o) == "function" then
@@ -71,7 +71,7 @@ function util.show_table(t, tname, top_indent)
         -- info.name is nil because o is not a calling level
         if info.what == "C" then
            return ("%q"):format(so .. ", C function")
-         else 
+         else
            -- the information is defined through lines
            return ("%q"):format(so .. ", defined in (" .. info.linedefined .. "-" .. info.lastlinedefined .. ")" .. info.source)
         end
@@ -81,14 +81,14 @@ function util.show_table(t, tname, top_indent)
         return ("%q"):format(so)
      end
   end
-   
   local function add_to_cart(value, name, indent, saved, field)
      indent = indent or ""
      saved = saved or {}
      field = field or name
-      
      cart = cart .. indent .. field
-      
      if type(value) ~= "table" then
         cart = cart .. " = " .. basic_serialize(value) .. ";\n"
      else
@@ -113,7 +113,7 @@ function util.show_table(t, tname, top_indent)
         end
      end
   end
-   
   tname = tname or "__unnamed__"
   if type(t) ~= "table" then
      return tname .. " = " .. basic_serialize(t)
@@ -189,7 +189,7 @@ function util.cleanup_path(list, sep, lua_version, keep_first)
      local part = parts[i]:gsub("//", "/")
      if lua_version then
         part = part:gsub("/lua/([%d.]+)/", function(part_version)
-            if part_version:sub(1, #lua_version) ~= lua_version then            
+            if part_version:sub(1, #lua_version) ~= lua_version then
               return "/lua/"..lua_version.."/"
            end
         end)
diff --git a/src/luarocks/core/vers.lua b/src/luarocks/core/vers.lua
index e680f70b..e7251bb5 100644
--- a/src/luarocks/core/vers.lua
+++ b/src/luarocks/core/vers.lua
@@ -63,11 +63,11 @@ local version_mt = {
       return not (v2 < v1)
   end,
   --- Return version as a string.
-   -- @param v The version table. 
+   -- @param v The version table.
   -- @return The string representation.
   __tostring = function(v)
      return v.string
-   end,  
+   end,
 }
 local version_cache = {}
@@ -102,7 +102,7 @@ function vers.parse_version(vstring)
      version[i] = version[i] and version[i] + number/100000 or number
      i = i + 1
   end
-   
   -- trim leading and trailing spaces
   local v = vstring:match("^%s*(.*)%s*$")
   version.string = v
@@ -164,7 +164,7 @@ local function partial_match(version, requested)
   if type(version) ~= "table" then version = vers.parse_version(version) end
   if type(requested) ~= "table" then requested = vers.parse_version(requested) end
   if not version or not requested then return false end
-   
   for i, ri in ipairs(requested) do
      local vi = version[i] or 0
      if ri ~= vi then return false end
diff --git a/src/luarocks/deplocks.lua b/src/luarocks/deplocks.lua
index f6449986..d62908f4 100644
--- a/src/luarocks/deplocks.lua
+++ b/src/luarocks/deplocks.lua
@@ -46,10 +46,10 @@ function deplocks.load(root_rock_name, dirname)
      -- could not open, maybe file does not exist
      return true, nil
   end
-   
   deplock_abs_filename = fs.absolute_name(filename)
   deplock_root_rock_name = root_rock_name
-   
   deptable = result
   return true, filename
 end
@@ -58,7 +58,7 @@ function deplocks.add(depskey, name, version)
   if deptable_mode == "locked" then
      return
   end
-   
   local dk = deptable[depskey]
   if not dk then
      dk = {}
@@ -89,7 +89,7 @@ end
 -- a table-like interface to deplocks
 function deplocks.proxy(depskey)
-   return setmetatable({}, { 
+   return setmetatable({}, {
      __index = function(_, k)
         return deplocks.get(depskey, k)
      end,
diff --git a/src/luarocks/deps.lua b/src/luarocks/deps.lua
index f6de0db8..7e7b69e6 100644
--- a/src/luarocks/deps.lua
+++ b/src/luarocks/deps.lua
@@ -47,7 +47,7 @@ local function prepare_get_versions(deps_mode, rocks_provided, depskey, blacklis
         end
         versions, locations = manif.get_versions(dep, deps_mode)
      end
-      
      if blacklist and blacklist[dep.name] then
         local orig_versions = versions
         versions = {}
@@ -57,9 +57,9 @@ local function prepare_get_versions(deps_mode, rocks_provided, depskey, blacklis
            end
         end
      end
-      
      local lockversion = deplocks.get(depskey, dep.name)
-   
      return versions, locations, lockversion, provided ~= nil
   end
 end
@@ -81,9 +81,9 @@ end
 local function match_dep(dep, get_versions)
   assert(type(dep) == "table")
   assert(type(get_versions) == "function")
-   
   local versions, locations, lockversion, provided = get_versions(dep)
-   
   local latest_version
   local latest_vstring
   for _, vstring in ipairs(versions) do
@@ -95,7 +95,7 @@ local function match_dep(dep, get_versions)
         end
      end
   end
-   
   if lockversion and not locations[lockversion] then
      local latest_matching_msg = ""
      if latest_vstring and latest_vstring ~= lockversion then
@@ -104,7 +104,7 @@ local function match_dep(dep, get_versions)
      util.printout("Forcing " .. dep.name .. " to pinned version " .. lockversion .. latest_matching_msg)
      return nil, nil, queries.new(dep.name, dep.namespace, lockversion)
   end
-   
   return latest_vstring, locations[latest_vstring], dep, provided
 end
@@ -113,7 +113,7 @@ local function match_all_deps(dependencies, get_versions)
   assert(type(get_versions) == "function")
   local matched, missing, no_upgrade = {}, {}, {}
-   
   for _, dep in ipairs(dependencies) do
      local found, _, provided
      found, _, dep, provided = match_dep(dep, get_versions)
@@ -169,7 +169,7 @@ end
 -- @param version string: package version.
 -- @param dependencies table: array of dependencies.
 -- @param deps_mode string: Which trees to check dependencies for
-- @param rocks_provided table: A table of auto-dependencies provided 
+-- @param rocks_provided table: A table of auto-dependencies provided
 -- by this Lua implementation for the given dependency.
 -- "one" for the current default tree, "all" for all trees,
 -- "order" for all trees with priority >= the current default, "none" for no trees.
@@ -179,7 +179,7 @@ function deps.report_missing_dependencies(name, version, dependencies, deps_mode
   assert(type(dependencies) == "table")
   assert(type(deps_mode) == "string")
   assert(type(rocks_provided) == "table")
-   
   if deps_mode == "none" then
      return
   end
@@ -270,7 +270,7 @@ local function check_supported_platforms(rockspec)
         return nil, "This rockspec for "..rockspec.package.." does not support "..plats.." platforms."
      end
   end
-   
   return true
 end
@@ -295,7 +295,7 @@ function deps.fulfill_dependencies(rockspec, depskey, deps_mode, verify, deplock
   local name = rockspec.name
   local version = rockspec.version
   local rocks_provided = rockspec.rocks_provided
-      
   local ok, filename, err = deplocks.load(name, deplock_dir or ".")
   if filename then
      util.printout("Using dependencies pinned in lockfile: " .. filename)
@@ -530,7 +530,7 @@ local function check_external_dependency(name, ext_files, vars, mode, cache)
   local err_files = {program = {}, header = {}, library = {}}
   local dirs = get_external_deps_dirs(mode)
-   
   local prefixes
   if vars[name .. "_DIR"] then
      prefixes = { vars[name .. "_DIR"] }
@@ -539,7 +539,7 @@ local function check_external_dependency(name, ext_files, vars, mode, cache)
   else
      prefixes = cfg.external_deps_dirs
   end
-   
   for _, prefix in ipairs(prefixes) do
      prefix = resolve_prefix(prefix, dirs)
      if cfg.is_platform("mingw32") and name == "LUA" then
@@ -556,7 +556,7 @@ local function check_external_dependency(name, ext_files, vars, mode, cache)
         return true
      end
   end
-   
   return nil, err_dirname, err_testfile, err_files
 end
@@ -575,7 +575,7 @@ end
 -- nil and an error message if any test failed.
 function deps.check_external_deps(rockspec, mode)
   assert(rockspec:type() == "rockspec")
-   
   if not rockspec.external_dependencies then
      rockspec.external_dependencies = builtin.autodetect_external_dependencies(rockspec.build)
   end
@@ -587,7 +587,7 @@ function deps.check_external_deps(rockspec, mode)
      local ok, err_dirname, err_testfile, err_files = check_external_dependency(name, ext_files, rockspec.variables, mode)
      if not ok then
         local lines = {"Could not find "..err_testfile.." file for "..name}
-      
         local err_paths = {}
         for _, err_file in ipairs(err_files[err_testfile]) do
            if not err_paths[err_file] then
@@ -595,10 +595,10 @@ function deps.check_external_deps(rockspec, mode)
               table.insert(lines, "  No file "..err_file)
            end
         end
-      
         table.insert(lines, "You may have to install "..name.." in your system and/or pass "..name.."_DIR or "..name.."_"..err_dirname.." to the luarocks command.")
         table.insert(lines, "Example: luarocks install "..rockspec.name.." "..name.."_DIR=/usr/local")
-      
         return nil, table.concat(lines, "\n"), "dependency"
      end
   end
@@ -700,7 +700,7 @@ function deps.check_lua_incdir(vars)
   if vars.LUA_INCDIR then
      return lua_h_exists(vars.LUA_INCDIR, cfg.lua_version)
   end
-   
   if vars.LUA_DIR then
      vars.LUA_INCDIR = find_lua_incdir(vars.LUA_DIR, cfg.lua_version, ljv)
      if vars.LUA_INCDIR then
diff --git a/src/luarocks/fetch.lua b/src/luarocks/fetch.lua
index da912d3e..c8b15d61 100644
--- a/src/luarocks/fetch.lua
+++ b/src/luarocks/fetch.lua
@@ -175,7 +175,7 @@ local function fetch_and_verify_signature_for(url, filename, tmpdir)
   if not sig_file then
      return nil, "Could not fetch signature file for verification: " .. err, errcode
   end
-   
   local ok, err = signing.verify_signature(filename, sig_file)
   if not ok then
      return nil, "Failed signature verification: " .. err
@@ -269,7 +269,7 @@ function fetch.load_local_rockspec(rel_filename, quick)
   if not tbl then
      return nil, "Could not load rockspec file "..abs_filename.." ("..err..")"
   end
-   
   local rockspec, err = rockspecs.from_persisted_table(abs_filename, tbl, err, quick)
   if not rockspec then
      return nil, abs_filename .. ": " .. err
@@ -279,12 +279,12 @@ function fetch.load_local_rockspec(rel_filename, quick)
   if basename ~= "rockspec" and basename ~= name_version .. ".rockspec" then
      return nil, "Inconsistency between rockspec filename ("..basename..") and its contents ("..name_version..".rockspec)."
   end
-   
   return rockspec
 end
 --- Load a local or remote rockspec into a table.
-- This is the entry point for the LuaRocks tools. 
+-- This is the entry point for the LuaRocks tools.
 -- Only the LuaRocks runtime loader should use
 -- load_local_rockspec directly.
 -- @param filename string: Local or remote filename of a rockspec.
@@ -425,7 +425,7 @@ function fetch.fetch_sources(rockspec, extract, dest_dir)
         return nil, "Unknown protocol "..protocol
      end
   end
-   
   if cfg.only_sources_from
   and rockspec.source.pathname
   and #rockspec.source.pathname > 0 then
diff --git a/src/luarocks/fetch/git.lua b/src/luarocks/fetch/git.lua
index 88ba4848..29892e92 100644
--- a/src/luarocks/fetch/git.lua
+++ b/src/luarocks/fetch/git.lua
@@ -150,7 +150,7 @@ function git.get_sources(rockspec, extract, dest_dir, depth)
         return nil, 'Failed to fetch submodules.'
      end
   end
-   
   if not rockspec.source.tag then
      rockspec.source.identifier = git_identifier(git_cmd, rockspec.version)
   end
diff --git a/src/luarocks/fs/lua.lua b/src/luarocks/fs/lua.lua
index 83ffbd47..0e98449a 100644
--- a/src/luarocks/fs/lua.lua
+++ b/src/luarocks/fs/lua.lua
@@ -132,7 +132,7 @@ function fs_lua.is_tool_available(tool_cmd, tool_name, arg)
   if ok then
      return true
-   else   
+   else
      local msg = "'%s' program not found. Make sure %s is installed and is available in your PATH " ..
                  "(or you may want to edit the 'variables.%s' value in file '%s')"
      return nil, msg:format(tool_cmd, tool_name, tool_name:upper(), cfg.config_files.nearest)
@@ -535,7 +535,7 @@ end
 --- Internal implementation function for fs.dir.
 -- Yields a filename on each iteration.
 -- @param at string: directory to list
-- @return nil or (nil and string): an error message on failure 
+-- @return nil or (nil and string): an error message on failure
 function fs_lua.dir_iterator(at)
   local pok, iter, arg = pcall(lfs.dir, at)
   if not pok then
@@ -707,7 +707,7 @@ local redirect_protocols = {
 local function request(url, method, http, loop_control)  -- luacheck: ignore 431
   local result = {}
-   
   if cfg.verbose then
      print(method, url)
   end
diff --git a/src/luarocks/fs/tools.lua b/src/luarocks/fs/tools.lua
index fdb93dba..4fe8e104 100644
--- a/src/luarocks/fs/tools.lua
+++ b/src/luarocks/fs/tools.lua
@@ -12,7 +12,7 @@ local dir_stack = {}
 do
   local tool_cache = {}
-   
   local tool_options = {
      downloader = {
         desc = "downloader",
@@ -147,7 +147,7 @@ function tools.use_downloader(url, filename, cache)
   assert(type(filename) == "string" or not filename)
   filename = fs.absolute_name(filename or dir.base_name(url))
-   
   local downloader, err = fs.which_tool("downloader")
   if not downloader then
      return nil, err
diff --git a/src/luarocks/fs/unix.lua b/src/luarocks/fs/unix.lua
index 53903f0c..d5b36127 100644
--- a/src/luarocks/fs/unix.lua
+++ b/src/luarocks/fs/unix.lua
@@ -76,7 +76,7 @@ function unix.wrap_script(script, target, deps_mode, name, version, ...)
   assert(type(deps_mode) == "string")
   assert(type(name) == "string" or not name)
   assert(type(version) == "string" or not version)
-   
   local wrapper = io.open(target, "w")
   if not wrapper then
      return nil, "Could not open "..target.." for writing."
@@ -153,7 +153,7 @@ function unix.is_actual_binary(filename)
   return first ~= "#!"
 end
-function unix.copy_binary(filename, dest) 
+function unix.copy_binary(filename, dest)
   return fs.copy(filename, dest, "exec")
 end
diff --git a/src/luarocks/fs/unix/tools.lua b/src/luarocks/fs/unix/tools.lua
index 959ee86e..d36d407d 100644
--- a/src/luarocks/fs/unix/tools.lua
+++ b/src/luarocks/fs/unix/tools.lua
@@ -51,7 +51,7 @@ end
 --- Copy a file.
 -- @param src string: Pathname of source
 -- @param dest string: Pathname of destination
-- @param perm string ("read" or "exec") or nil: Permissions for destination 
+-- @param perm string ("read" or "exec") or nil: Permissions for destination
 -- file or nil to use the source permissions
 -- @return boolean or (boolean, string): true on success, false on failure,
 -- plus an error message.
diff --git a/src/luarocks/fs/win32.lua b/src/luarocks/fs/win32.lua
index 00dd0163..49de8e97 100644
--- a/src/luarocks/fs/win32.lua
+++ b/src/luarocks/fs/win32.lua
@@ -217,7 +217,7 @@ function win32.is_actual_binary(name)
   return false
 end
-function win32.copy_binary(filename, dest) 
+function win32.copy_binary(filename, dest)
   local ok, err = fs.copy(filename, dest)
   if not ok then
      return nil, err
diff --git a/src/luarocks/manif.lua b/src/luarocks/manif.lua
index b9eadc5b..f643bc80 100644
--- a/src/luarocks/manif.lua
+++ b/src/luarocks/manif.lua
@@ -110,7 +110,7 @@ function manif.load_manifest(repo_url, lua_version, versioned_only)
            break
         end
      end
-      if not pathname then 
+      if not pathname then
         return nil, err, errcode
      end
   end
@@ -236,7 +236,7 @@ end
 function manif.get_versions(dep, deps_mode)
   assert(type(dep) == "table")
   assert(type(deps_mode) == "string")
-   
   local name = dep.name
   local namespace = dep.namespace
diff --git a/src/luarocks/manif/writer.lua b/src/luarocks/manif/writer.lua
index fd891844..a435d29e 100644
--- a/src/luarocks/manif/writer.lua
+++ b/src/luarocks/manif/writer.lua
@@ -90,7 +90,7 @@ end
 local function update_dependencies(manifest, deps_mode)
   assert(type(manifest) == "table")
   assert(type(deps_mode) == "string")
-   
   for pkg, versions in pairs(manifest.repository) do
      for version, repositories in pairs(versions) do
         for _, repo in ipairs(repositories) do
@@ -160,7 +160,7 @@ local function filter_by_lua_version(manifest, lua_version, repodir, cache)
   assert(type(manifest) == "table")
   assert(type(repodir) == "string")
   assert((not cache) or type(cache) == "table")
-   
   cache = cache or {}
   lua_version = vers.parse_version(lua_version)
   for pkg, versions in pairs(manifest.repository) do
@@ -176,7 +176,7 @@ local function filter_by_lua_version(manifest, lua_version, repodir, cache)
               if rockspec then
                  cache[pathname] = rockspec
                  for _, dep in ipairs(rockspec.dependencies) do
-                     if dep.name == "lua" then 
+                     if dep.name == "lua" then
                        if not vers.match_constraints(lua_version, dep.constraints) then
                           table.insert(to_remove, version)
                        end
diff --git a/src/luarocks/pack.lua b/src/luarocks/pack.lua
index 983aef74..34268475 100644
--- a/src/luarocks/pack.lua
+++ b/src/luarocks/pack.lua
@@ -91,13 +91,13 @@ function pack.pack_installed_rock(query, tree)
   if not fs.exists(prefix) then
      return nil, "'"..name.." "..version.."' does not seem to be an installed rock."
   end
-   
   local rock_manifest, err = manif.load_rock_manifest(name, version, root)
   if not rock_manifest then return nil, err end
   local name_version = name .. "-" .. version
   local rock_file = fs.absolute_name(name_version .. "."..cfg.arch..".rock")
-   
   local temp_dir = fs.make_temp_dir("pack")
   fs.copy_contents(prefix, temp_dir)
@@ -111,7 +111,7 @@ function pack.pack_installed_rock(query, tree)
      local ok, err = copy_back_files(name, version, rock_manifest.lua, path.deploy_lua_dir(repo), dir.path(temp_dir, "lua"), "read")
      if not ok then return nil, "Failed copying back files: " .. err end
   end
-   
   local ok, err = fs.change_dir(temp_dir)
   if not ok then return nil, err end
   if not is_binary and not repos.has_binaries(name, version) then
diff --git a/src/luarocks/path.lua b/src/luarocks/path.lua
index b3b01704..a9f04ef0 100644
--- a/src/luarocks/path.lua
+++ b/src/luarocks/path.lua
@@ -49,7 +49,7 @@ function path.manifest_file(tree)
 end
 --- Get the directory for all versions of a package in a tree.
-- @param name string: The package name. 
+-- @param name string: The package name.
 -- @return string: The resulting path -- does not guarantee that
 -- @param tree string or nil: If given, specifies the local tree to use.
 -- the package (and by extension, the path) exists.
@@ -59,7 +59,7 @@ function path.versions_dir(name, tree)
 end
 --- Get the local installation directory (prefix) for a package.
-- @param name string: The package name. 
+-- @param name string: The package name.
 -- @param version string: The package version.
 -- @param tree string or nil: If given, specifies the local tree to use.
 -- @return string: The resulting path -- does not guarantee that
@@ -71,7 +71,7 @@ function path.install_dir(name, version, tree)
 end
 --- Get the local filename of the rockspec of an installed rock.
-- @param name string: The package name. 
+-- @param name string: The package name.
 -- @param version string: The package version.
 -- @param tree string or nil: If given, specifies the local tree to use.
 -- @return string: The resulting path -- does not guarantee that
@@ -83,7 +83,7 @@ function path.rockspec_file(name, version, tree)
 end
 --- Get the local filename of the rock_manifest file of an installed rock.
-- @param name string: The package name. 
+-- @param name string: The package name.
 -- @param version string: The package version.
 -- @param tree string or nil: If given, specifies the local tree to use.
 -- @return string: The resulting path -- does not guarantee that
@@ -107,7 +107,7 @@ function path.rock_namespace_file(name, version, tree)
 end
 --- Get the local installation directory for C libraries of a package.
-- @param name string: The package name. 
+-- @param name string: The package name.
 -- @param version string: The package version.
 -- @param tree string or nil: If given, specifies the local tree to use.
 -- @return string: The resulting path -- does not guarantee that
@@ -119,7 +119,7 @@ function path.lib_dir(name, version, tree)
 end
 --- Get the local installation directory for Lua modules of a package.
-- @param name string: The package name. 
+-- @param name string: The package name.
 -- @param version string: The package version.
 -- @param tree string or nil: If given, specifies the local tree to use.
 -- @return string: The resulting path -- does not guarantee that
@@ -131,7 +131,7 @@ function path.lua_dir(name, version, tree)
 end
 --- Get the local installation directory for documentation of a package.
-- @param name string: The package name. 
+-- @param name string: The package name.
 -- @param version string: The package version.
 -- @param tree string or nil: If given, specifies the local tree to use.
 -- @return string: The resulting path -- does not guarantee that
@@ -143,7 +143,7 @@ function path.doc_dir(name, version, tree)
 end
 --- Get the local installation directory for configuration files of a package.
-- @param name string: The package name. 
+-- @param name string: The package name.
 -- @param version string: The package version.
 -- @param tree string or nil: If given, specifies the local tree to use.
 -- @return string: The resulting path -- does not guarantee that
@@ -156,7 +156,7 @@ end
 --- Get the local installation directory for command-line scripts
 -- of a package.
-- @param name string: The package name. 
+-- @param name string: The package name.
 -- @param version string: The package version.
 -- @param tree string or nil: If given, specifies the local tree to use.
 -- @return string: The resulting path -- does not guarantee that
diff --git a/src/luarocks/persist.lua b/src/luarocks/persist.lua
index b21323ce..02c5016c 100644
--- a/src/luarocks/persist.lua
+++ b/src/luarocks/persist.lua
@@ -85,7 +85,7 @@ local function write_table_key_assignment(out, k, level)
      persist.write_value(out, k, level)
      out:write("]")
   end
-   
   out:write(" = ")
 end
diff --git a/src/luarocks/queries.lua b/src/luarocks/queries.lua
index de5c9652..6df61296 100644
--- a/src/luarocks/queries.lua
+++ b/src/luarocks/queries.lua
@@ -55,7 +55,7 @@ function queries.new(name, namespace, version, substring, arch, operator)
   assert(type(substring) == "boolean" or not substring)
   assert(type(arch) == "string" or not arch)
   assert(type(operator) == "string" or not operator)
-   
   operator = operator or "=="
   local self = {
@@ -99,7 +99,7 @@ do
            ["="] = "==",
            ["!="] = "~="
         }
-         
         --- Consumes a constraint from a string, converting it to table format.
         -- For example, a string ">= 1.0, > 2.0" is converted to a table in the
         -- format {op = ">=", version={1,0}} and the rest, "> 2.0", is returned
@@ -110,20 +110,20 @@ do
         -- input string is invalid.
         parse_constraint = function(input)
            assert(type(input) == "string")
-         
            local no_upgrade, op, version, rest = input:match("^(@?)([<>=~!]*)%s*([%w%.%_%-]+)[%s,]*(.*)")
            local _op = operators[op]
            version = vers.parse_version(version)
            if not _op then
               return nil, "Encountered bad constraint operator: '"..tostring(op).."' in '"..input.."'"
            end
-            if not version then 
+            if not version then
               return nil, "Could not parse version from constraint: '"..input.."'"
            end
            return { op = _op, version = version, no_upgrade = no_upgrade=="@" and true or nil }, rest
         end
      end
-      
      --- Convert a list of constraints from string to table format.
      -- For example, a string ">= 1.0, < 2.0" is converted to a table in the format
      -- {{op = ">=", version={1,0}}, {op = "<", version={2,0}}}.
@@ -134,7 +134,7 @@ do
      -- or nil if the input string is invalid.
      parse_constraints = function(input)
         assert(type(input) == "string")
-      
         local constraints, oinput, constraint = {}, input
         while #input > 0 do
            constraint, input = parse_constraint(input)
@@ -147,26 +147,26 @@ do
         return constraints
      end
   end
-   
   --- Prepare a query in dependency table format.
   -- @param depstr string: A dependency in string format
   -- as entered in rockspec files.
   -- @return table: A query in table format, or nil and an error message in case of errors.
   function queries.from_dep_string(depstr)
      assert(type(depstr) == "string")
-   
      local ns_name, rest = depstr:match("^%s*([a-zA-Z0-9%.%-%_]*/?[a-zA-Z0-9][a-zA-Z0-9%.%-%_]*)%s*([^/]*)")
      if not ns_name then
         return nil, "failed to extract dependency name from '"..depstr.."'"
      end
-   
      local constraints, err = parse_constraints(rest)
      if not constraints then
         return nil, err
      end
-   
      local name, namespace = util.split_namespace(ns_name)
-   
      local self = {
         name = name,
         namespace = namespace,
diff --git a/src/luarocks/remove.lua b/src/luarocks/remove.lua
index aabd716f..9f816c7e 100644
--- a/src/luarocks/remove.lua
+++ b/src/luarocks/remove.lua
@@ -47,14 +47,14 @@ end
 -- "one" for the current default tree, "all" for all trees,
 -- "order" for all trees with priority >= the current default, "none" for no trees.
 -- @return boolean or (nil, string): true on success or nil and an error message.
-local function delete_versions(name, versions, deps_mode) 
+local function delete_versions(name, versions, deps_mode)
   for version, _ in pairs(versions) do
      util.printout("Removing "..name.." "..version.."...")
      local ok, err = repos.delete_version(name, version, deps_mode)
      if not ok then return nil, err end
   end
-   
   return true
 end
@@ -63,7 +63,7 @@ function remove.remove_search_results(results, name, deps_mode, force, fast)
   local version = next(versions)
   local second = next(versions, version)
-   
   local dependents = {}
   if not fast then
      util.printout("Checking stability of dependencies in the absence of")
@@ -71,7 +71,7 @@ function remove.remove_search_results(results, name, deps_mode, force, fast)
      util.printout()
      dependents = check_dependents(name, versions, deps_mode)
   end
-   
   if #dependents > 0 then
      if force or fast then
         util.printerr("The following packages may be broken by this forced removal:")
@@ -95,7 +95,7 @@ function remove.remove_search_results(results, name, deps_mode, force, fast)
         return nil, "Failed removing."
      end
   end
-   
   local ok, err = delete_versions(name, versions, deps_mode)
   if not ok then return nil, err end
diff --git a/src/luarocks/repos.lua b/src/luarocks/repos.lua
index 4a78dfb2..4610c734 100644
--- a/src/luarocks/repos.lua
+++ b/src/luarocks/repos.lua
@@ -47,7 +47,7 @@ end
 -- versions of a package, or nil if none is available.
 local function get_installed_versions(name)
   assert(type(name) == "string" and not name:match("/"))
-   
   local dirs = fs.list_dir(path.versions_dir(name))
   return (dirs and #dirs > 0) and dirs or nil
 end
@@ -61,7 +61,7 @@ end
 function repos.is_installed(name, version)
   assert(type(name) == "string" and not name:match("/"))
   assert(type(version) == "string")
-      
   return fs.is_dir(path.install_dir(name, version))
 end
@@ -172,11 +172,11 @@ function repos.run_hook(rockspec, hook_name)
   if not hooks then
      return true
   end
-   
   if cfg.hooks_enabled == false then
      return nil, "This rockspec contains hooks, which are blocked by the 'hooks_enabled' setting in your LuaRocks configuration."
   end
-   
   if not hooks.substituted_variables then
      util.variable_substitutions(hooks, rockspec.variables)
      hooks.substituted_variables = true
@@ -269,7 +269,7 @@ local function backup_existing(should_backup, target)
      repeat
         backup = backup.."~"
      until not fs.exists(backup) -- Slight race condition here, but shouldn't be a problem.
-   
      util.warning(target.." is not tracked by this installation of LuaRocks. Moving it to "..backup)
      local move_ok, move_err = os.rename(target, backup)
      if not move_ok then
@@ -300,7 +300,7 @@ local function prepare_op_install()
      if not ok then
         return nil, err
      end
-   
      local backup, err = backup_existing(op.backup, op.realdst or op.dst)
      if err then
         return nil, err
@@ -308,22 +308,22 @@ local function prepare_op_install()
      if backup then
         op.backup_file = backup
      end
-   
      ok, err = op.fn(op.src, op.dst, op.backup)
      if not ok then
         return nil, err
      end
-   
      rmdirs[dir.dir_name(op.src)] = true
      return true
   end
-   
   local function done_op_install()
      for d, _ in pairs(rmdirs) do
         fs.remove_dir_tree_if_empty(d)
      end
   end
-   
   return op_install, done_op_install
 end
@@ -361,7 +361,7 @@ end
 local function prepare_op_delete()
   local deletes = {}
   local rmdirs = {}
-   
   local function done_op_delete()
      for _, f in ipairs(deletes) do
         os.remove(f)
@@ -377,12 +377,12 @@ local function prepare_op_delete()
         local suffix = check_suffix(op.name, op.suffix)
         op.name = op.name .. suffix
      end
-   
      table.insert(deletes, op.name)
-      
      rmdirs[dir.dir_name(op.name)] = true
   end
-   
   return op_delete, done_op_delete
 end
@@ -406,7 +406,7 @@ function repos.deploy_files(name, version, wrap_bin_scripts, deps_mode)
   local rock_manifest, load_err = manif.load_rock_manifest(name, version)
   if not rock_manifest then return nil, load_err end
-   
   local repo = cfg.root_dir
   local renames = {}
   local installs = {}
@@ -592,7 +592,7 @@ function repos.delete_version(name, version, deps_mode, quick)
      op_delete(op)
   end
   done_op_delete()
-   
   if not quick then
      for _, op in ipairs(renames) do
         op_rename(op)
diff --git a/src/luarocks/results.lua b/src/luarocks/results.lua
index a6ebfbf3..c14862de 100644
--- a/src/luarocks/results.lua
+++ b/src/luarocks/results.lua
@@ -17,11 +17,11 @@ function results.new(name, version, repo, arch, namespace)
   assert(type(repo) == "string")
   assert(type(arch) == "string" or not arch)
   assert(type(namespace) == "string" or not namespace)
-   
   if not namespace then
      name, namespace = util.split_namespace(name)
   end
-   
   local self = {
      name = name,
      version = version,
diff --git a/src/luarocks/rockspecs.lua b/src/luarocks/rockspecs.lua
index f1bb6d6a..94462951 100644
--- a/src/luarocks/rockspecs.lua
+++ b/src/luarocks/rockspecs.lua
@@ -1,5 +1,5 @@
 local rockspecs = {}
-   
 local cfg = require("luarocks.core.cfg")
 local dir = require("luarocks.dir")
 local path = require("luarocks.path")
@@ -31,9 +31,9 @@ end
 -- if it doesn't (or if nil is passed), this function does nothing.
 local function platform_overrides(tbl)
   assert(type(tbl) == "table" or not tbl)
-   
   if not tbl then return end
-   
   if tbl.platforms then
      for platform in cfg.each_platform() do
         local platform_tbl = tbl.platforms[platform]
@@ -158,4 +158,4 @@ function rockspecs.from_persisted_table(filename, rockspec, globals, quick)
   return setmetatable(rockspec, rockspec_mt)
 end
-return rockspecs
-\ No newline at end of file
+return rockspecs
diff --git a/src/luarocks/search.lua b/src/luarocks/search.lua
index d2bad630..8a79d990 100644
--- a/src/luarocks/search.lua
+++ b/src/luarocks/search.lua
@@ -61,13 +61,13 @@ function search.disk_search(repo, query, result_tree)
   assert(type(repo) == "string")
   assert(query:type() == "query")
   assert(type(result_tree) == "table" or not result_tree)
-   
   local fs = require("luarocks.fs")
-     
   if not result_tree then
      result_tree = {}
   end
-   
   for name in fs.dir(repo) do
      local pathname = dir.path(repo, name)
      local rname, rversion, rarch = path.parse_name(name)
@@ -231,13 +231,13 @@ function search.find_suitable_rock(query)
   assert(query:type() == "query")
   local rocks_provided = util.get_rocks_provided()
-   
   if rocks_provided[query.name] ~= nil then
      -- Do not install versions listed in rocks_provided.
      return nil, "Rock "..query.name.." "..rocks_provided[query.name]..
         " is already provided by VM or via 'rocks_provided' in the config file.", "provided"
   end
-   
   local result_tree = search.search_repos(query)
   local first_rock = next(result_tree)
   if not first_rock then
@@ -270,19 +270,19 @@ function search.find_rock_checking_lua_versions(query, check_lua_versions)
      if check_lua_versions then
         util.printout(query.name .. " not found for Lua " .. cfg.lua_version .. ".")
         util.printout("Checking if available for other Lua versions...")
-      
         -- Check if constraints are satisfiable with other Lua versions.
         local lua_versions = supported_lua_versions(query)
-      
         if #lua_versions ~= 0 then
            -- Build a nice message in "only Lua 5.x and 5.y but not 5.z." format
            for i, lua_version in ipairs(lua_versions) do
               lua_versions[i] = "Lua "..lua_version
            end
-      
            local versions_message = "only "..table.concat(lua_versions, " and ")..
               " but not Lua "..cfg.lua_version.."."
-      
            if #query.constraints == 0 then
               add = query.name.." supports "..versions_message
            elseif #query.constraints == 1 and query.constraints[1].op == "==" then
@@ -308,7 +308,7 @@ end
 function search.print_result_tree(result_tree, porcelain)
   assert(type(result_tree) == "table")
   assert(type(porcelain) == "boolean" or not porcelain)
-   
   if porcelain then
      for package, versions in util.sortedpairs(result_tree) do
         for version, repos in util.sortedpairs(versions, vers.compare_versions) do
@@ -320,7 +320,7 @@ function search.print_result_tree(result_tree, porcelain)
      end
      return
   end
-   
   for package, versions in util.sortedpairs(result_tree) do
      local namespaces = {}
      for version, repos in util.sortedpairs(versions, vers.compare_versions) do
diff --git a/src/luarocks/signing.lua b/src/luarocks/signing.lua
index 2e61041e..cb91643a 100644
--- a/src/luarocks/signing.lua
+++ b/src/luarocks/signing.lua
@@ -22,7 +22,7 @@ function signing.sign_file(file)
   if not gpg then
      return nil, err
   end
-   
   local sigfile = file .. ".asc"
   if fs.execute(gpg, "--armor", "--output", sigfile, "--detach-sign", file) then
      return sigfile
diff --git a/src/luarocks/test.lua b/src/luarocks/test.lua
index c550c5b8..15eca234 100644
--- a/src/luarocks/test.lua
+++ b/src/luarocks/test.lua
@@ -22,13 +22,13 @@ local function get_test_type(rockspec)
   if rockspec.test and rockspec.test.type then
      return rockspec.test.type
   end
-   
   for _, test_module in ipairs(test_modules) do
      if test_module.detect_type() then
         return test_modules[test_module]
      end
   end
-   
   return nil, "could not detect test type -- no test suite for " .. rockspec.package .. "?"
 end
@@ -45,7 +45,7 @@ function test.run_test_suite(rockspec_arg, test_type, args)
      assert(type(rockspec_arg) == "table")
      rockspec = rockspec_arg
   end
-   
   if not test_type then
      local err
      test_type, err = get_test_type(rockspec, test_type)
@@ -67,7 +67,7 @@ function test.run_test_suite(rockspec_arg, test_type, args)
   if not pok then
      return nil, "failed loading test execution module " .. mod_name
   end
-   
   return test_mod.run_tests(rockspec.test, args)
 end
diff --git a/src/luarocks/test/command.lua b/src/luarocks/test/command.lua
index 999cc325..1795c4e9 100644
--- a/src/luarocks/test/command.lua
+++ b/src/luarocks/test/command.lua
@@ -20,7 +20,7 @@ function command.run_tests(test, args)
         script = "test.lua"
      }
   end
-   
   if not test.script and not test.command then
      test.script = "test.lua"
   end
@@ -31,7 +31,7 @@ function command.run_tests(test, args)
         table.insert(args, i, test.flags[i])
      end
   end
-   
   local ok
   if test.script then
diff --git a/src/luarocks/tools/patch.lua b/src/luarocks/tools/patch.lua
index 829df931..b12f38fc 100644
--- a/src/luarocks/tools/patch.lua
+++ b/src/luarocks/tools/patch.lua
@@ -114,7 +114,7 @@ local function file_lines(f)
    pos_beg = pos + 1
    if #line > 0 then
      return line
-    end    
+    end
  end
 end
@@ -526,7 +526,7 @@ local function patch_hunks(srcname, tgtname, hunks)
  tgt:close()
  src:close()
  return true
-end 
+end
 local function strip_dirs(filename, strip)
  if strip == nil then return filename end
@@ -616,7 +616,7 @@ local function patch_file(source, target, epoch, hunks, strip, create_delete)
        end
      end
      hunklineno = 1
-  
      -- todo \ No newline at end of file
    end
    -- check hunks in source file
diff --git a/src/luarocks/tools/tar.lua b/src/luarocks/tools/tar.lua
index a6a95252..aea2809c 100644
--- a/src/luarocks/tools/tar.lua
+++ b/src/luarocks/tools/tar.lua
@@ -30,7 +30,7 @@ local function octal_to_number(octal)
   local number = 0
   octal = octal:gsub("%s", "")
   for i = #octal,1,-1 do
-      local digit = tonumber(octal:sub(i,i)) 
+      local digit = tonumber(octal:sub(i,i))
      if not digit then
         break
      end
@@ -93,7 +93,7 @@ function tar.untar(filename, destdir)
   local tar_handle = io.open(filename, "rb")
   if not tar_handle then return nil, "Error opening file "..filename end
-   
   local long_name, long_link_name
   local ok, err
   local make_dir = fun.memoize(fs.make_dir)
diff --git a/src/luarocks/tools/zip.lua b/src/luarocks/tools/zip.lua
index 37091185..7803b509 100644
--- a/src/luarocks/tools/zip.lua
+++ b/src/luarocks/tools/zip.lua
@@ -129,7 +129,7 @@ end
 -- @return true if succeeded, nil in case of failure.
 local function zipwriter_close_file_in_zip(self)
   local zh = self.ziphandle
-   
   if not self.in_open_file then
      return nil
   end
@@ -152,16 +152,16 @@ local function zipwriter_close_file_in_zip(self)
   -- File data
   zh:write(self.data)
-   
   -- Data descriptor
   zh:write(DATA_DESCRIPTOR_SIGNATURE)
   zh:write(number_to_lestring(lfh.crc32, 4))
   zh:write(number_to_lestring(lfh.compressed_size, 4))
   zh:write(number_to_lestring(lfh.uncompressed_size, 4))
-   
   table.insert(self.files, lfh)
   self.in_open_file = false
-   
   return true
 end
@@ -208,9 +208,9 @@ end
 -- @return true if succeeded, nil in case of failure.
 local function zipwriter_close(self)
   local zh = self.ziphandle
-   
   local central_directory_offset = zh:seek()
-   
   local size_of_central_directory = 0
   -- Central directory structure
   for _, lfh in ipairs(self.files) do
@@ -234,7 +234,7 @@ local function zipwriter_close(self)
      zh:write(lfh.file_name)
      size_of_central_directory = size_of_central_directory + 46 + lfh.file_name_length
   end
-   
   -- End of central directory record
   zh:write(END_OF_CENTRAL_DIR_SIGNATURE) -- signature
   zh:write(number_to_lestring(0, 2)) -- number of this disk
@@ -253,16 +253,16 @@ end
 -- @param name filename of the zipfile to be created.
 -- @return a zip handle, or nil in case of error.
 function zip.new_zipwriter(name)
-   
   local zw = {}
-  
   zw.ziphandle = io.open(fs.absolute_name(name), "wb")
   if not zw.ziphandle then
      return nil
   end
   zw.files = {}
   zw.in_open_file = false
-   
   zw.add = zipwriter_add
   zw.close = zipwriter_close
   zw.open_new_file_in_zip = zipwriter_open_new_file_in_zip
@@ -381,7 +381,7 @@ local function process_end_of_central_dir(zh)
         return nil, "Could not find End of Central Directory signature"
      end
   end
-   
   -- number of this disk (2 bytes)
   -- number of the disk with the start of the central directory (2 bytes)
   -- total number of entries in the central directory on this disk (2 bytes)
@@ -450,7 +450,7 @@ function zip.unzip(zipfile)
   if not cd_entries then
      return nil, cd_offset
   end
-   
   local ok, err = zh:seek("set", cd_offset)
   if not ok then
      return nil, err
@@ -513,7 +513,7 @@ end
 function zip.gzip(input_filename, output_filename)
   assert(type(input_filename) == "string")
   assert(output_filename == nil or type(output_filename) == "string")
-   
   if not output_filename then
      output_filename = input_filename .. ".gz"
   end
@@ -525,7 +525,7 @@ end
 function zip.gunzip(input_filename, output_filename)
   assert(type(input_filename) == "string")
   assert(output_filename == nil or type(output_filename) == "string")
-   
   if not output_filename then
      output_filename = input_filename:gsub("%.gz$", "")
   end
diff --git a/src/luarocks/type/manifest.lua b/src/luarocks/type/manifest.lua
index bf985ad3..043366ea 100644
--- a/src/luarocks/type/manifest.lua
+++ b/src/luarocks/type/manifest.lua
@@ -64,7 +64,7 @@ local manifest_formats = type_check.declare_schemas({
 })
 --- Type check a manifest table.
-- Verify the correctness of elements from a 
+-- Verify the correctness of elements from a
 -- manifest table, reporting on unknown fields and type
 -- mismatches.
 -- @return boolean or (nil, string): true if type checking
diff --git a/src/luarocks/type/rockspec.lua b/src/luarocks/type/rockspec.lua
index 8214516e..0b4b5dcf 100644
--- a/src/luarocks/type/rockspec.lua
+++ b/src/luarocks/type/rockspec.lua
@@ -89,13 +89,13 @@ local rockspec_formats, versions = type_check.declare_schemas({
         post_install = { _type = "string" },
      },
   },
-   
   ["1.1"] = {
      deploy = {
         wrap_bin_scripts = { _type = "boolean" },
      }
   },
-   
   ["3.0"] = {
      description = {
         labels = {
@@ -135,7 +135,7 @@ local rockspec_formats, versions = type_check.declare_schemas({
   }
 })
-type_rockspec.order = {"rockspec_format", "package", "version", 
+type_rockspec.order = {"rockspec_format", "package", "version",
   { "source", { "url", "tag", "branch", "md5" } },
   { "description", {"summary", "detailed", "homepage", "license" } },
   "supported_platforms", "dependencies", "build_dependencies", "external_dependencies",
@@ -160,7 +160,7 @@ local function check_rockspec_using_version(rockspec, globals, version)
 end
 --- Type check a rockspec table.
-- Verify the correctness of elements from a 
+-- Verify the correctness of elements from a
 -- rockspec table, reporting on unknown fields and type
 -- mismatches.
 -- @return boolean or (nil, string): true if type checking
diff --git a/src/luarocks/type_check.lua b/src/luarocks/type_check.lua
index bdf8ecc8..21085ef9 100644
--- a/src/luarocks/type_check.lua
+++ b/src/luarocks/type_check.lua
@@ -22,7 +22,7 @@ do
         end
      end
   end
-   
   local function expand_magic_platforms(tbl)
      for k,v in pairs(tbl) do
         if v == type_check.MAGIC_PLATFORMS then
@@ -35,7 +35,7 @@ do
         end
      end
   end
-   
   -- Build a table of schemas.
   -- @param versions a table where each key is a version number as a string,
   -- and the value is a schema specification. Schema versions are considered
@@ -44,7 +44,7 @@ do
   function type_check.declare_schemas(inputs)
      local schemas = {}
      local parent_version
-   
      local versions = fun.reverse_in(fun.sort_in(util.keys(inputs), vers.compare_versions))
      for _, version in ipairs(versions) do
@@ -99,10 +99,10 @@ local function type_check_item(version, item, typetbl, context)
         return nil, err
      end
   end
-   
   local item_type = type(item) or "nil"
   local expected_type = typetbl._type or "table"
-   
   if expected_type == "number" then
      if not tonumber(item) then
         return nil, "Type mismatch on field "..context..": expected a number"
@@ -148,7 +148,7 @@ end
 -- in tbl that is correctly typed, type(tbl.x) == type(types.x)).
 -- If the reference table contains a field called MORE, then
 -- unknown fields in the checked table are accepted.
-- If it contains a field called ANY, then its type will be 
+-- If it contains a field called ANY, then its type will be
 -- used to check any unknown fields. If a field is prefixed
 -- with MUST_, it is mandatory; its absence from the table is
 -- a type error.
@@ -174,7 +174,7 @@ function type_check.type_check_table(version, tbl, typetbl, context)
   for k, v in pairs(tbl) do
      local t = typetbl[k] or typetbl._any
-      if t then 
+      if t then
         local ok, err = type_check_item(version, v, t, mkfield(context, k))
         if not ok then return nil, err end
      elseif typetbl._more then
diff --git a/src/luarocks/upload/api.lua b/src/luarocks/upload/api.lua
index a28b517a..df57fc80 100644
--- a/src/luarocks/upload/api.lua
+++ b/src/luarocks/upload/api.lua
@@ -120,7 +120,7 @@ function Api:request(url, params, post_params)
   local vars = cfg.variables
   local json_ok, json = util.require_json()
   if not json_ok then return nil, "A JSON library is required for this command. "..json end
-   
   if fs.which_tool("downloader") == "wget" then
      local curl_ok, err = fs.is_tool_available(vars.CURL, "curl")
      if not curl_ok then
@@ -135,7 +135,7 @@ function Api:request(url, params, post_params)
      url = url .. ("?" .. encode_query_string(params))
   end
   local method = "GET"
-   local out 
+   local out
   local tmpfile = fs.tmpname()
   if post_params then
      method = "POST"
@@ -148,7 +148,7 @@ function Api:request(url, params, post_params)
         curl_cmd = curl_cmd .. "--form \""..k.."="..var.."\" "
      end
      if cfg.connection_timeout and cfg.connection_timeout > 0 then
-        curl_cmd = curl_cmd .. "--connect-timeout "..tonumber(cfg.connection_timeout).." " 
+        curl_cmd = curl_cmd .. "--connect-timeout "..tonumber(cfg.connection_timeout).." "
      end
      local ok = fs.execute_string(curl_cmd..fs.Q(url).." -o "..fs.Q(tmpfile))
      if not ok then
@@ -206,7 +206,7 @@ function Api:request(url, params, post_params)
   if not http_ok then
      return nil, "Failed loading socket library!"
   end
-   
   if not self.config.key then
      return nil, "Must have API key before performing any actions."
   end
diff --git a/src/luarocks/util.lua b/src/luarocks/util.lua
index 6161a061..ae96eb6a 100644
--- a/src/luarocks/util.lua
+++ b/src/luarocks/util.lua
@@ -34,7 +34,7 @@ local debug = require("debug")
 -- which can be used to remove the item later from the list.
 function util.schedule_function(f, ...)
   assert(type(f) == "function")
-   
   local item = { fn = f, args = pack(...) }
   table.insert(scheduled_functions, item)
   return item
@@ -122,12 +122,12 @@ end
 -- exists in vars. Only string values are processed; this function
 -- does not scan subtables recursively.
 -- @param tbl table: Table to have its string values modified.
-- @param vars table: Table containing string-string key-value pairs 
+-- @param vars table: Table containing string-string key-value pairs
 -- representing variables to replace in the strings values of tbl.
 function util.variable_substitutions(tbl, vars)
   assert(type(tbl) == "table")
   assert(type(vars) == "table")
-   
   local updated = {}
   for k, v in pairs(tbl) do
      if type(v) == "string" then
@@ -450,7 +450,7 @@ do
   function util.get_luajit_version()
      local cfg = require("luarocks.core.cfg")
      if cfg.cache.luajit_version_checked then
-         return cfg.cache.luajit_version 
+         return cfg.cache.luajit_version
      end
      cfg.cache.luajit_version_checked = true
@@ -553,9 +553,9 @@ end
 function util.opts_table(type_name, valid_opts)
   local opts_mt = {}
-   
   opts_mt.__index = opts_mt
-   
   function opts_mt.type()
      return type_name
   end
@@ -590,7 +590,7 @@ end
 -- "lua" for the Lua version and, for format 3.0+, "luajit" if detected).
 function util.get_rocks_provided(rockspec)
   local cfg = require("luarocks.core.cfg")
-   
   if not rockspec and cfg.cache.rocks_provided then
      return cfg.cache.rocks_provided
   end
author	Hisham Muhammad <hisham@gobolinux.org>	2021-03-16 13:36:26 -0300
committer	Hisham Muhammad <hisham@gobolinux.org>	2021-03-16 16:32:45 -0300
commit	8f3ce333e7a1abfc6bf0488817d9eff4a2fd443f (patch)
tree	f05d1a49995341a56e602ce2a3256b89372e9d04
parent	2b56388e76952be52d849415b1ebae74b6dc4607 (diff)
download	luarocks-8f3ce333e7a1abfc6bf0488817d9eff4a2fd443f.tar.gz luarocks-8f3ce333e7a1abfc6bf0488817d9eff4a2fd443f.tar.bz2 luarocks-8f3ce333e7a1abfc6bf0488817d9eff4a2fd443f.zip