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checker: allow indexing through alias to int (#14177)

master
playX 2022-04-26 09:15:35 +00:00 committed by GitHub
parent dce2173ac9
commit 95880dfe5c
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1 changed files with 3 additions and 1 deletions
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4
vlib/v/checker/checker.v
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@ -3775,7 +3775,9 @@ fn (mut c Checker) check_index(typ_sym &ast.TypeSymbol, index ast.Expr, index_ty
// if typ_sym.kind == .array && (!(ast.type_idx(index_type) in ast.number_type_idxs) &&
// index_type_sym.kind != .enum_) {
if typ_sym.kind in [.array, .array_fixed, .string] {
if !(index_type.is_int() || index_type_sym.kind == .enum_) {
if !(index_type.is_int() || index_type_sym.kind == .enum_
|| (index_type_sym.kind == .alias
&& (index_type_sym.info as ast.Alias).parent_type.is_int())) {
type_str := if typ_sym.kind == .string {
'non-integer string index `$index_type_sym.name`'
} else {