Skip to content

iscclosure

iscclosure checks whether a given function is a C closure or not.

function iscclosure(func: (...any) -> (...any)): boolean

Parameters

Parameter Description
func The function to check.

Example

Checking whether functions are C closures with iscclosure
 1
 2
 3
 4
 5
 6
 7
 8
 9
10
11
12
13
14
15
local function dummy_lua_function()
    print("This is an executor Luau closure")
end

local dummy_cfunction = newcclosure(function()
    print("This is an Executor C Closure")
end)

local dummy_standard_function = print
local dummy_global_cfunction = getgc

print(iscclosure(dummy_cfunction)) -- Output: true
print(iscclosure(dummy_global_cfunction)) -- Output: true
print(iscclosure(dummy_standard_function)) -- Output: true
print(iscclosure(dummy_lua_function)) -- Output: false