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--- @module luarocks.which_cmd
-- Driver for the `luarocks which` command.
local which_cmd = {}
local loader = require("luarocks.loader")
local cfg = require("luarocks.core.cfg")
local util = require("luarocks.util")
which_cmd.help_summary = "Tell which file corresponds to a given module name."
which_cmd.help_arguments = "<modname>"
which_cmd.help = [[
Given a module name like "foo.bar", output which file would be loaded to resolve
that module by luarocks.loader, like "/usr/local/lua/]]..cfg.lua_version..[[/foo/bar.lua".
]]
--- Driver function for "lua" command.
-- @return boolean This function terminates the interpreter.
function which_cmd.command(_, modname)
local pathname, rock_name, rock_version = loader.which(modname)
if not pathname then
return nil, "Module '" .. modname .. "' not found by luarocks.loader."
end
util.printout(pathname)
util.printout("(provided by " .. tostring(rock_name) .. " " .. tostring(rock_version) .. ")")
return true
end
return which_cmd
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