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mirror of https://github.com/moparisthebest/minetest synced 2024-12-22 15:48:48 -05:00

Make duplicate warning checks file and line specific

This commit is contained in:
ShadowNinja 2014-11-23 16:30:14 -05:00
parent 0dcc4b251f
commit a1db83e93f

View File

@ -11,16 +11,21 @@ end
local meta = {} local meta = {}
local declared = {} local declared = {}
local alreadywarned = {} -- Key is source file, line, and variable name; seperated by NULs
local warned = {}
function meta:__newindex(name, value) function meta:__newindex(name, value)
local info = debug.getinfo(2, "Sl") local info = debug.getinfo(2, "Sl")
local desc = ("%s:%d"):format(info.short_src, info.currentline) local desc = ("%s:%d"):format(info.short_src, info.currentline)
if not declared[name] then if not declared[name] then
if info.what ~= "main" and info.what ~= "C" then local warn_key = ("%s\0%d\0%s"):format(info.source,
warn(("Assignment to undeclared global %q inside" info.currentline, name)
.." a function at %s.") if not warned[warn_key] and info.what ~= "main" and
info.what ~= "C" then
minetest.log("error", ("Assignment to undeclared "..
"global %q inside a function at %s.")
:format(name, desc)) :format(name, desc))
warned[warn_key] = true
end end
declared[name] = true declared[name] = true
end end
@ -36,10 +41,11 @@ end
function meta:__index(name) function meta:__index(name)
local info = debug.getinfo(2, "Sl") local info = debug.getinfo(2, "Sl")
if not declared[name] and info.what ~= "C" and not alreadywarned[name] then local warn_key = ("%s\0%d\0%s"):format(info.source, info.currentline, name)
if not declared[name] and not warned[warn_key] and info.what ~= "C" then
warn(("Undeclared global variable %q accessed at %s:%s") warn(("Undeclared global variable %q accessed at %s:%s")
:format(name, info.short_src, info.currentline)) :format(name, info.short_src, info.currentline))
alreadywarned[name] = true warned[warn_key] = true
end end
return rawget(self, name) return rawget(self, name)
end end