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Implement binding pattern support for rest argument and for statement. (#3327)

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JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2019-11-19 14:02:17 +01:00
committed by Dániel Bátyai
parent a7d129c8b2
commit bf630c0c54
9 changed files with 153 additions and 11 deletions
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jerry-core/parser/js/js-lexer.c
+22
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@@ -1406,6 +1406,28 @@ lexer_check_next_character (parser_context_t *context_p, /**< context */
&& context_p->source_p[0] == (uint8_t) character);
} /* lexer_check_next_character */
/**
* Checks whether the next token starts with either specified characters.
*
* @return true - if the next is the specified character
* false - otherwise
*/
bool
lexer_check_next_characters (parser_context_t *context_p, /**< context */
lit_utf8_byte_t character1, /**< first alternative character */
lit_utf8_byte_t character2) /**< second alternative character */
{
if (!(context_p->token.flags & LEXER_NO_SKIP_SPACES))
{
lexer_skip_spaces (context_p);
context_p->token.flags = (uint8_t) (context_p->token.flags | LEXER_NO_SKIP_SPACES);
}
return (context_p->source_p < context_p->source_end_p
&& (context_p->source_p[0] == (uint8_t) character1
|| context_p->source_p[0] == (uint8_t) character2));
} /* lexer_check_next_characters */
#if ENABLED (JERRY_ES2015)
/**