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Add lock_globals() and unlock_globals() functions (for when you really need to use globals)

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Matthew Wild 2009-03-31 02:18:13 +01:00
parent c156b3935b
commit e140c1930f
1 changed files with 11 additions and 1 deletions
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12
prosody
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@ -152,7 +152,17 @@ if config.get("*", "core", "console_enabled") then
end
-- setup error handling
setmetatable(_G, { __index = function (t, k) error("Attempt to read a non-existent global '"..k.."'", 2); end, __newindex = function (t, k, v) error("Attempt to set a global: "..tostring(k).." = "..tostring(v), 2); end });
local locked_globals_mt = { __index = function (t, k) error("Attempt to read a non-existent global '"..k.."'", 2); end, __newindex = function (t, k, v) error("Attempt to set a global: "..tostring(k).." = "..tostring(v), 2); end }
function unlock_globals()
setmetatable(_G, nil);
end
function lock_globals()
setmetatable(_G, locked_globals_mt);
end
lock_globals();
eventmanager.fire_event("server-started");