Files
developtools_ace-ets2bundle/compiler/syntax_parser/src/parse_extend.peg
T
houhaoyu 150bd9ebcf houhaoyu@huawei.com
update ets-loader

Signed-off-by: houhaoyu <houhaoyu@huawei.com>
Change-Id: I1ec5569e82ab5d841a90ee57b0d8f5de88eca911
2021-12-22 14:46:01 +08:00

28 lines
978 B
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/*
* Copyright (c) 2021 Huawei Device Co., Ltd.
* 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.
*/
start = extendAttributes:whiteSpace extendAttribute+
{
return {location: location()};
}
extendAttribute = (whiteSpace '.' whiteSpace attribute item)/(comment)
attribute = attr_head attr_tail
attr_head = $ [a-zA-Z_$]+
attr_tail = $ [a-zA-Z0-9_$]*
item = whiteSpace '(' [^()]* item* [^()]* ')' whiteSpace
comment = "//" (![\r\n] .)* whiteSpace
whiteSpace = [ \t\r\n]*