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Add syntax check for return from global scope/eval.

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Related issue: #129

JerryScript-DCO-1.0-Signed-off-by: Evgeny Gavrin e.gavrin@samsung.com
This commit is contained in:
Evgeny Gavrin 2015-07-01 19:59:33 +03:00
parent e8659f373c
commit 69fe6199c0
2 changed files with 28 additions and 0 deletions
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5
jerry-core/parser/js/parser.cpp
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@ -2730,6 +2730,11 @@ parse_statement (jsp_label_t *outermost_stmt_label_p) /**< outermost (first) lab
}
if (is_keyword (KW_RETURN))
{
if (!inside_function)
{
EMIT_ERROR ("Return is illegal");
}
skip_token ();
if (!token_is (TOK_SEMICOLON) && !token_is (TOK_NEWLINE))
{

23
tests/jerry/regression-test-issue-129.js Normal file
View File

@ -0,0 +1,23 @@
// Copyright 2015 Samsung Electronics Co., Ltd.
// Copyright 2015 University of Szeged.
//
// 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("do { \
return null; \
} while (false);");
assert (false);
} catch (e) {
assert (e instanceof SyntaxError);
}