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local init = {}
local cfg = require("luarocks.core.cfg")
local fs = require("luarocks.fs")
local path = require("luarocks.path")
local dir = require("luarocks.dir")
local util = require("luarocks.util")
local write_rockspec = require("luarocks.cmd.write_rockspec")
init.help_summary = "Initialize a directory for a Lua project using LuaRocks."
init.help_arguments = "[<name> [<version>]]"
init.help = [[
<name> is the project name.
<version> is an optional project version.
--license="<string>" A license string, such as "MIT/X11" or "GNU GPL v3".
--summary="<txt>" A short one-line description summary.
--detailed="<txt>" A longer description string.
--homepage=<url> Project homepage.
--lua-version=<ver> Supported Lua versions. Accepted values are "5.1", "5.2",
"5.3", "5.1,5.2", "5.2,5.3", or "5.1,5.2,5.3".
--rockspec-format=<ver> Rockspec format version, such as "1.0" or "1.1".
--lib=<lib>[,<lib>] A comma-separated list of libraries that C files need to
link to.
]]
local function write_gitignore()
local gitignore = ""
local fd = io.open(".gitignore", "r")
if fd then
gitignore = fd:read("*a")
fd:close()
gitignore = "\n" .. gitignore .. "\n"
end
fd = io.open(".gitignore", gitignore and "a" or "w")
for _, entry in ipairs({"/lua", "/lua_modules"}) do
if not gitignore:find("\n"..entry.."\n", 1, true) then
fd:write(entry.."\n")
end
end
fd:close()
end
--- Driver function for "init" command.
-- @return boolean: True if succeeded, nil on errors.
function init.command(flags, name, version)
local pwd = fs.current_dir()
if not name then
name = dir.base_name(pwd)
end
util.printout("Initializing project " .. name .. " ...")
local has_rockspec = false
for file in fs.dir() do
if file:match("%.rockspec$") then
has_rockspec = true
break
end
end
if not has_rockspec then
local ok, err = write_rockspec.command(flags, name, version or "dev", pwd)
if not ok then
util.printerr(err)
end
end
util.printout("Adding entries to .gitignore ...")
write_gitignore()
util.printout("Preparing ./.luarocks/ ...")
fs.make_dir(".luarocks")
local config_file = ".luarocks/config-" .. cfg.lua_version .. ".lua"
if not fs.exists(config_file) then
local fd = io.open(config_file, "w")
fd:write("-- add your configuration here\n")
fd:close()
end
util.printout("Preparing ./lua_modules/ ...")
fs.make_dir("lua_modules/lib/luarocks/rocks-" .. cfg.lua_version)
local tree = dir.path(pwd, "lua_modules")
local ext = cfg.wrapper_suffix
local luarocks_wrapper = "./luarocks" .. ext
if not fs.exists(luarocks_wrapper) then
util.printout("Preparing " .. luarocks_wrapper .. " ...")
fs.wrap_script(arg[0], "luarocks", "none", nil, nil, "--project-tree", tree)
end
local lua_wrapper = "./lua" .. ext
if not fs.exists(lua_wrapper) then
util.printout("Preparing " .. lua_wrapper .. " ...")
path.use_tree(tree)
fs.wrap_script(nil, "lua", "all")
end
return true
end
return init
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