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fixed destructuring parsing: do it only in assignment expressions

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This commit is contained in:
Fabrice Bellard
2025-04-16 14:14:21 +02:00
parent 5449fd42d6
commit 1d5e7cf300
2 changed files with 12 additions and 17 deletions
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27
quickjs.c
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@@ -24653,20 +24653,12 @@ static __exception int js_parse_postfix_expr(JSParseState *s, int parse_flags)
break;
case '{':
case '[':
{
int skip_bits;
if (js_parse_skip_parens_token(s, &skip_bits, FALSE) == '=') {
if (js_parse_destructuring_element(s, 0, 0, FALSE, skip_bits & SKIP_HAS_ELLIPSIS, TRUE, FALSE) < 0)
return -1;
} else {
if (s->token.val == '{') {
if (js_parse_object_literal(s))
return -1;
} else {
if (js_parse_array_literal(s))
return -1;
}
}
if (s->token.val == '{') {
if (js_parse_object_literal(s))
return -1;
} else {
if (js_parse_array_literal(s))
return -1;
}
break;
case TOK_NEW:
@@ -25639,7 +25631,7 @@ static __exception int js_parse_cond_expr(JSParseState *s, int parse_flags)
/* allowed parse_flags: PF_IN_ACCEPTED */
static __exception int js_parse_assign_expr2(JSParseState *s, int parse_flags)
{
int opcode, op, scope;
int opcode, op, scope, skip_bits;
JSAtom name0 = JS_ATOM_NULL;
JSAtom name;
@@ -25816,6 +25808,11 @@ static __exception int js_parse_assign_expr2(JSParseState *s, int parse_flags)
return js_parse_function_decl(s, JS_PARSE_FUNC_ARROW,
JS_FUNC_NORMAL, JS_ATOM_NULL,
s->token.ptr);
} else if ((s->token.val == '{' || s->token.val == '[') &&
js_parse_skip_parens_token(s, &skip_bits, FALSE) == '=') {
if (js_parse_destructuring_element(s, 0, 0, FALSE, skip_bits & SKIP_HAS_ELLIPSIS, TRUE, FALSE) < 0)
return -1;
return 0;
}
next:
if (s->token.val == TOK_IDENT) {