From 8fb1af0e33cd8688f57cd0e3ab86420a8cfe99bd Mon Sep 17 00:00:00 2001 From: Roberto I Date: Wed, 17 Sep 2025 16:07:48 -0300 Subject: Varag parameter is a new kind of variable To allow some optimizations on its use. --- testes/vararg.lua | 26 ++++++++++++++++++++++++++ 1 file changed, 26 insertions(+) (limited to 'testes') diff --git a/testes/vararg.lua b/testes/vararg.lua index 4320684e..92f720cb 100644 --- a/testes/vararg.lua +++ b/testes/vararg.lua @@ -150,5 +150,31 @@ do local a, b = g() assert(a == nil and b == 2) end + + +do -- vararg parameter used in nested functions + local function foo (... = tab1) + return function (... = tab2) + return {tab1, tab2} + end + end + local f = foo(10, 20, 30) + local t = f("a", "b") + assert(t[1].n == 3 and t[1][1] == 10) + assert(t[2].n == 2 and t[2][1] == "a") +end + +do -- vararg parameter is read-only + local st, msg = load("return function (... = t) t = 10 end") + assert(string.find(msg, "const variable 't'")) + + local st, msg = load[[ + local function foo (... = extra) + return function (...) extra = nil end + end + ]] + assert(string.find(msg, "const variable 'extra'")) +end + print('OK') -- cgit v1.2.3-55-g6feb