Simplify string.format() calls

Simply string.format() calls with OO method notation.

2 files changed, 5 insertions, 5 deletions

diff --git a/tests/bench.lua b/tests/bench.lua
index cae4902..648020b 100755
--- a/tests/bench.lua
+++ b/tests/bench.lua
@@ -115,7 +115,7 @@ function bench_file(filename)
 end
 
 -- Optionally load any custom configuration required for this module
-local success, data = pcall(util.file_load, string.format("bench-%s.lua", json_module))
+local success, data = pcall(util.file_load, ("bench-%s.lua"):format(json_module))
 if success then
     util.run_script(data, _G)
     configure(json)
@@ -124,7 +124,7 @@ end
 for i = 1, #arg do
     local results = bench_file(arg[i])
     for k, v in pairs(results) do
-        print(string.format("%s\t%s\t%d", arg[i], k, v))
+        print(("%s\t%s\t%d"):format(arg[i], k, v))
     end
 end
 
diff --git a/tests/test.lua b/tests/test.lua
index e0f99f6..8c50b02 100755
--- a/tests/test.lua
+++ b/tests/test.lua
@@ -22,7 +22,7 @@ local function gen_utf16_escaped()
     local count = 0
 
     local function append_escape(code)
-        local esc = string.format('\\u%04X', code)
+        local esc = ('\\u%04X'):format(code)
         table.insert(utf16_escaped, esc)
     end
 
@@ -388,7 +388,7 @@ local cjson_tests = {
       true, { false, 2, 10 } },
 }
 
-print(string.format("==> Testing Lua CJSON version %s\n", json._VERSION))
+print(("==> Testing Lua CJSON version %s\n"):format(json._VERSION))
 
 util.run_test_group(cjson_tests)
 
@@ -402,7 +402,7 @@ local pass, total = util.run_test_summary()
 if pass == total then
     print("==> Summary: all tests succeeded")
 else
-    print(string.format("==> Summary: %d/%d tests failed", total - pass, total))
+    print(("==> Summary: %d/%d tests failed"):format(total - pass, total))
     os.exit(1)
 end