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Fix this property reference on assignment patterns (#3365)

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This patch fixes #3348.

JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
This commit is contained in:
Robert Fancsik 2019-11-26 15:49:56 +01:00 committed by Zoltan Herczeg
parent 12211d8aaa
commit cbeecdb703
2 changed files with 27 additions and 0 deletions
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8
jerry-core/parser/js/js-parser-expr.c
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@ -2427,6 +2427,14 @@ parser_pattern_process_assignment (parser_context_t *context_p, /**< context */
parser_raise_error (context_p, PARSER_ERR_INVALID_DESTRUCTURING_PATTERN);
}
if (context_p->last_cbc_opcode == CBC_PUSH_PROP_THIS_LITERAL)
{
context_p->last_cbc_opcode = PARSER_CBC_UNAVAILABLE;
uint16_t lit_index = context_p->last_cbc.literal_index;
parser_emit_cbc (context_p, CBC_PUSH_THIS);
parser_emit_cbc_literal (context_p, CBC_PUSH_PROP_LITERAL, lit_index);
}
if (end_type == LEXER_RIGHT_SQUARE)
{
PARSER_PLUS_EQUAL_U16 (rhs_opcode, 1);

19
tests/jerry/es2015/regression-test-issue-3348.js Normal file
View File

@ -0,0 +1,19 @@
// 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 {
[$, this.$] = [ ];
} catch (e) {
assert (e instanceof TypeError);
}