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Require parentheses for #align(N)

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gingerBill
2023-08-15 14:55:02 +01:00
parent 098d1d2b5e
commit 2cc22d118d
17 changed files with 63 additions and 48 deletions
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14
src/parser.cpp
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@@ -2485,6 +2485,13 @@ gb_internal Ast *parse_operand(AstFile *f, bool lhs) {
syntax_error(tag, "Duplicate struct tag '#%.*s'", LIT(tag.string));
}
align = parse_expr(f, true);
if (align && align->kind != Ast_ParenExpr) {
ERROR_BLOCK();
gbString s = expr_to_string(align);
syntax_warning(tag, "#align requires parentheses around the expression");
error_line("\tSuggestion: #align(%s)", s);
gb_string_free(s);
}
} else if (tag.string == "raw_union") {
if (is_raw_union) {
syntax_error(tag, "Duplicate struct tag '#%.*s'", LIT(tag.string));
@@ -2566,6 +2573,13 @@ gb_internal Ast *parse_operand(AstFile *f, bool lhs) {
syntax_error(tag, "Duplicate union tag '#%.*s'", LIT(tag.string));
}
align = parse_expr(f, true);
if (align && align->kind != Ast_ParenExpr) {
ERROR_BLOCK();
gbString s = expr_to_string(align);
syntax_warning(tag, "#align requires parentheses around the expression");
error_line("\tSuggestion: #align(%s)", s);
gb_string_free(s);
}
} else if (tag.string == "no_nil") {
if (no_nil) {
syntax_error(tag, "Duplicate union tag '#%.*s'", LIT(tag.string));