lang: ast: implement parsing of unnamed parameters

This commit is contained in:
2024-12-07 10:07:20 +00:00
parent 504fea6d9e
commit d404e21b33
2 changed files with 5 additions and 1 deletions

View File

@@ -40,6 +40,8 @@ struct ast_node_type expr_node_ops = {
SYM_PARSER(SEMICOLON, arith_parse_semicolon),
SYM_PARSER(UNDERSCORE, arith_parse_operand),
SYM_PARSER(CARET, arith_parse_caret),
/* treat colons as empty labels */
SYM_PARSER(COLON, arith_parse_label),
SYM_PARSER(COMMA, arith_parse_comma),
SYM_PARSER(DOT, arith_parse_dot),
SYM_PARSER(BANG, arith_parse_bang),

View File

@@ -269,8 +269,10 @@ static void to_string(struct ivy_ast_node *node, b_string *str)
label = b_unbox(struct ivy_token, label_it.entry, t_entry);
name = b_unbox(struct ivy_token, name_it.entry, t_entry);
if (label) {
if (label && label->t_type == IVY_TOK_LABEL) {
b_string_append_cstrf(str, "%s:", label->t_str);
} else {
b_string_append_cstrf(str, "_:");
}
if (name) {