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Ensure that inner classes do not inherit the parent's class HAS_SUPER flag. (#2669)

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This patch fixes #2667.

JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
This commit is contained in:
Robert Fancsik 2019-01-03 13:36:37 +01:00 committed by Robert Sipka
parent b69f3fd0ff
commit 1068b07cbe
2 changed files with 22 additions and 0 deletions
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2
jerry-core/parser/js/js-parser-expr.c
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@ -560,6 +560,8 @@ parser_parse_class (parser_context_t *context_p, /**< context */
{
JERRY_ASSERT (context_p->token.type == LEXER_KEYW_CLASS);
context_p->status_flags &= (uint32_t) ~PARSER_CLASS_HAS_SUPER;
uint16_t class_ident_index = PARSER_MAXIMUM_NUMBER_OF_LITERALS;
if (is_statement)

20
tests/jerry/es2015/regression-test-issue-2667.js Normal file
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@ -0,0 +1,20 @@
// Copyright JS Foundation and other contributors, http://js.foundation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
try {
eval ("new Strin = class extends f ()() { constructor () { var C = class extends$B {}");
assert (false);
} catch (e) {
assert (e instanceof SyntaxError);
}