# HG changeset patch
# User Kim Alvefur <zash@zash.se>
# Date 1367082862 -7200
# Node ID af58eea131b4bca72f68184894b601b09e413b95
# Parent  7e7f45f587a1e7c2b3b810fd34143f9de180422e
moduleapi: module:provides called without an item makes a copy of the environment instead. Fixes warnings about non-existent globals

diff -r 7e7f45f587a1 -r af58eea131b4 core/moduleapi.lua
--- a/core/moduleapi.lua	Sat Apr 27 14:59:00 2013 +0100
+++ b/core/moduleapi.lua	Sat Apr 27 19:14:22 2013 +0200
@@ -319,7 +319,13 @@
 end
 
 function api:provides(name, item)
-	if not item then item = self.environment; end
+	-- if not item then item = setmetatable({}, { __index = function(t,k) return rawget(self.environment, k); end }); end
+	if not item then
+		item = {}
+		for k,v in pairs(self.environment) do
+			if k ~= "module" then item[k] = v; end
+		end
+	end
 	if not item.name then
 		local item_name = self.name;
 		-- Strip a provider prefix to find the item name