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Add minetest.global_exists()

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ShadowNinja 2014-11-21 11:32:01 -05:00 committed by est31
parent 943c6e523e
commit 436cb468e9
2 changed files with 9 additions and 1 deletions
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5
builtin/common/strict.lua
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@ -4,6 +4,11 @@
local WARN_INIT = false local WARN_INIT = false
function core.global_exists(name)
return rawget(_G, name) ~= nil
end
local function warn(message) local function warn(message)
print(os.date("%H:%M:%S: WARNING: ")..message) print(os.date("%H:%M:%S: WARNING: ")..message)
end end

3
doc/lua_api.txt
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@ -2289,6 +2289,9 @@ These functions return the leftover itemstack.
Please note that forceloaded areas are saved when the server restarts. Please note that forceloaded areas are saved when the server restarts.
minetest.global_exists(name)
^ Checks if a global variable has been set, without triggering a warning.
### Global objects ### Global objects
* `minetest.env`: `EnvRef` of the server environment and world. * `minetest.env`: `EnvRef` of the server environment and world.
* Any function in the minetest namespace can be called using the syntax * Any function in the minetest namespace can be called using the syntax