2 files changed, 17 insertions, 18 deletions
@@ -9526,22 +9526,7 @@ escape_read(pm_parser_t *parser, pm_buffer_t *buffer, pm_buffer_t *regular_expre
 const uint8_t *start = parser->current.end - 1;
 parser->current.end++;
- if (
- (parser->current.end + 4 <= parser->end) &&
- pm_char_is_hexadecimal_digit(parser->current.end[0]) &&
- pm_char_is_hexadecimal_digit(parser->current.end[1]) &&
- pm_char_is_hexadecimal_digit(parser->current.end[2]) &&
- pm_char_is_hexadecimal_digit(parser->current.end[3])
- ) {
- uint32_t value = escape_unicode(parser->current.end, 4);
-
- if (flags & PM_ESCAPE_FLAG_REGEXP) {
- pm_buffer_append_bytes(regular_expression_buffer, start, (size_t) (parser->current.end + 4 - start));
- }
- escape_write_unicode(parser, buffer, flags, start, parser->current.end + 4, value);
-
- parser->current.end += 4;
- } else if (peek(parser) == '{') {
 const uint8_t *unicode_codepoints_start = parser->current.end - 2;
 parser->current.end++;
@@ -9591,7 +9576,21 @@ escape_read(pm_parser_t *parser, pm_buffer_t *buffer, pm_buffer_t *regular_expre
 pm_buffer_append_bytes(regular_expression_buffer, unicode_codepoints_start, (size_t) (parser->current.end - unicode_codepoints_start));
 }
 } else {
- pm_parser_err_current(parser, PM_ERR_ESCAPE_INVALID_UNICODE);
 }
 return;
@@ -163,7 +163,7 @@ static const pm_diagnostic_data_t diagnostic_messages[PM_DIAGNOSTIC_ID_MAX] = {
 [PM_ERR_ESCAPE_INVALID_META_REPEAT] = { "invalid meta escape sequence; meta cannot be repeated", PM_ERROR_LEVEL_SYNTAX },
 [PM_ERR_ESCAPE_INVALID_UNICODE] = { "invalid Unicode escape sequence", PM_ERROR_LEVEL_SYNTAX },
 [PM_ERR_ESCAPE_INVALID_UNICODE_CM_FLAGS] = { "invalid Unicode escape sequence; Unicode cannot be combined with control or meta flags", PM_ERROR_LEVEL_SYNTAX },
- [PM_ERR_ESCAPE_INVALID_UNICODE_LITERAL] = { "invalid Unicode escape sequence; multiple codepoints are not allowed in a character literal", PM_ERROR_LEVEL_SYNTAX },
 [PM_ERR_ESCAPE_INVALID_UNICODE_LONG] = { "invalid Unicode escape sequence; maximum length is 6 digits", PM_ERROR_LEVEL_SYNTAX },
 [PM_ERR_ESCAPE_INVALID_UNICODE_TERM] = { "invalid Unicode escape sequence; needs closing `}`", PM_ERROR_LEVEL_SYNTAX },
 [PM_ERR_EXPECT_ARGUMENT] = { "expected an argument", PM_ERROR_LEVEL_SYNTAX },