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Fix null escape in character classes (#3192)

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Fixes #3001.

JerryScript-DCO-1.0-Signed-off-by: Dániel Bátyai dbatyai@inf.u-szeged.hu
This commit is contained in:
Dániel Bátyai 2019-10-03 09:28:00 +02:00 committed by Robert Fancsik
parent 5ed8647b9e
commit 21e17a1412
2 changed files with 8 additions and 2 deletions
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3
jerry-core/parser/regexp/re-compiler.c
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@ -452,8 +452,7 @@ re_parse_char_class (re_compiler_ctx_t *re_ctx_p, /**< number of classes */
re_append_char_class (re_ctx_p, LIT_CHAR_LOWERCASE_Z + 1, LIT_UTF16_CODE_UNIT_MAX);
ch = LIT_CHAR_UNDEF;
}
else if (lit_char_is_octal_digit ((ecma_char_t) ch)
&& ch != LIT_CHAR_0)
else if (lit_char_is_octal_digit ((ecma_char_t) ch))
{
lit_utf8_decr (&parser_ctx_p->input_curr_p);
ch = (ecma_char_t) re_parse_octal (parser_ctx_p);

7
tests/jerry/regexp-character-class.js
View File

@ -133,3 +133,10 @@ assert (r == "abcdefghjklmnopqrstuvwxyz");
r = new RegExp("[\\u0800-\\uffff]", "g");
assert (r.test ("\uffff"));
assert (!r.test ("\uffff"));
r = new RegExp("[\0]");
assert (r.test ("\0"));
assert (!r.test ("0"));
r = new RegExp("[\0-\1]");
assert (r.test ("\1"));