From 66caf949a0ff21a02fd109ff8ce80dccf7893cf3 Mon Sep 17 00:00:00 2001 From: Swastik Baranwal Date: Thu, 26 Dec 2024 10:08:21 +0530 Subject: [PATCH] checker: allow int alias to be used as array `len` and `cap` (fix #23266) (#23272) --- vlib/v/checker/containers.v | 2 +- vlib/v/tests/array_len_int_alias_test.v | 7 +++++++ 2 files changed, 8 insertions(+), 1 deletion(-) create mode 100644 vlib/v/tests/array_len_int_alias_test.v diff --git a/vlib/v/checker/containers.v b/vlib/v/checker/containers.v index 82defb320..dd50fca57 100644 --- a/vlib/v/checker/containers.v +++ b/vlib/v/checker/containers.v @@ -312,7 +312,7 @@ fn (mut c Checker) check_array_init_default_expr(mut node ast.ArrayInit) { } fn (mut c Checker) check_array_init_para_type(para string, mut expr ast.Expr, pos token.Pos) { - sym := c.table.sym(c.unwrap_generic(c.expr(mut expr))) + sym := c.table.final_sym(c.unwrap_generic(c.expr(mut expr))) if sym.kind !in [.int, .int_literal] { c.error('array ${para} needs to be an int', pos) } diff --git a/vlib/v/tests/array_len_int_alias_test.v b/vlib/v/tests/array_len_int_alias_test.v new file mode 100644 index 000000000..0d48ea2bd --- /dev/null +++ b/vlib/v/tests/array_len_int_alias_test.v @@ -0,0 +1,7 @@ +type Test = int + +fn test_array_len_int_alias() { + x := Test(12) + arr := []int{len: x} + assert arr.len == 12 +} -- 2.39.5