File

loader.lua @ 12983:4533c9b906b0

util.format: Tweak serialization of %q formatted entries Improves serialization of function references especially, the built-in default handling of that in util.serialization is not the most informative. Now, along with the function metatable from util.startup, the actual function can be found by filename and line number.
author Kim Alvefur <zash@zash.se>
date Sun, 26 Mar 2023 00:18:05 +0100
parent 12949:2f61ebcf37c0
line wrap: on
line source

-- Allow for both require"util.foo" and require"prosody.util.foo" for a
-- transition period while we update all require calls.

if (...) == "prosody.loader" then
	if not package.path:find "prosody" then
		-- For require"util.foo" also look in paths equivalent to "prosody.util.foo"
		package.path = package.path:gsub("([^;]*)(?[^;]*)", "%1prosody/%2;%1%2");
		package.cpath = package.cpath:gsub("([^;]*)(?[^;]*)", "%1prosody/%2;%1%2");
	end
else
	-- When requiring "prosody.x", also look for "x"
	for i = #package.searchers, 1, -1 do
		local search = package.searchers[i];
		table.insert(package.searchers, i, function(module_name)
			local lib = module_name:match("^prosody%.(.*)$");
			if lib then
				return search(lib);
			end
		end)
	end
end

-- Look for already loaded module with or without prefix
setmetatable(package.loaded, {
	__index = function(loaded, module_name)
		local suffix = module_name:match("^prosody%.(.*)$");
		if suffix then
			return rawget(loaded, suffix);
		end
		local prefixed = rawget(loaded, "prosody." .. module_name);
		if prefixed ~= nil then
			return prefixed;
		end
	end;
})