mirror of
https://github.com/openharmony/developtools_ace-ets2bundle.git
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houhaoyu
5c91acc6b5
update code from wagner Signed-off-by: houhaoyu <houhaoyu@huawei.com> Change-Id: Id554e2c583d073eaae76b1201e9422fed135c7ae
124 lines
4.0 KiB
Plaintext
124 lines
4.0 KiB
Plaintext
/*
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* Copyright (c) 2021 Huawei Device Co., Ltd.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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{
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const parse_extend = require('./parse_extend.js');
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const error_otherParsers = [];
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let singleError = function(errMessage, line, column) {
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this.errMessage = errMessage;
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this.errPosition = {
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line: line,
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column: column
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};
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};
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const collect_extend = {
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component: [],
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functionName: [],
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parameters: []
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};
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}
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start = blocks: block+
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{
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let newContent = "";
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for (let item in blocks) {
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if (Array.isArray(blocks[item])) {
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newContent += blocks[item].join('');
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} else {
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newContent += blocks[item];
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}
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}
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return {
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content: newContent,
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location: location(),
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collect_extend: collect_extend,
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error_otherParsers: error_otherParsers
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};
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}
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block = extend/(prefix extend?)
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prefix = $((!prefix_extend .)+)
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extend =
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whiteSpace1:whiteSpace prefix_extend:prefix_extend funcBody_extend:funcBody_extend
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whiteSpace2: whiteSpace right:'}' whiteSpace3:whiteSpace
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{
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return whiteSpace1 + prefix_extend + funcBody_extend + whiteSpace2 + right + whiteSpace3;
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}
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prefix_extend = prefix_extend_one/prefix_extend_another
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//match a kind of extend component
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prefix_extend_one =
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'@Extend' whiteSpace1:whiteSpace '(' component:component ')' whiteSpace2:whiteSpace 'function'
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whiteSpace3:whiteSpace function_name:function_name whiteSpace4:whiteSpace '(' parameters:parameters
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')' whiteSpace5:whiteSpace left:'{'
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{
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collect_extend.component.push(component);
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collect_extend.functionName.push(function_name);
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collect_extend.parameters.push(parameters);
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return '@Extend' + whiteSpace1 + whiteSpace2 + 'function' + whiteSpace3 + '__' + component +
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'__' + function_name + whiteSpace4 + '(' + parameters + ')' + whiteSpace5 + left + component;
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}
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//match another kind of extend component
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prefix_extend_another =
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'@Extend' whiteSpace1:whiteSpace component:component '.' function_name:function_name
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whiteSpace2:whiteSpace '(' parameters:parameters ')' whiteSpace3:whiteSpace left:'{'
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{
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collect_extend.component.push(component);
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collect_extend.functionName.push(function_name);
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collect_extend.parameters.push(parameters);
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return '@Extend' + ' function' + whiteSpace1 + '__' + component + '__' + function_name +
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whiteSpace2 + '(' + parameters + ')' + whiteSpace3 + left + component;
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}
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component = $ [a-zA-Z_]+
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function_name = $ (function_name_head function_name_tail)
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function_name_head = $ [a-zA-Z_$]+
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function_name_tail = $ [a-zA-Z0-9_$]*
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parameters = $ ([^()]* item* [^()]*)
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//extract Extend internal attribute SyntaxError
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funcBody_extend = body:$([^{}]* item* [^{}]*)
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{
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try {
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parse_extend.parse(body);
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return body;
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} catch (err) {
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let countLines = location().end.line - location().start.line;
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if (err.location.start.line === 1) {
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err.location.start.column += location().start.column;
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}
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let supportMessage = " Our rule is .attribute(value) , for example: .width(50) . And you'd better have at least one attribute in Extend Component";
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error_otherParsers.push(
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new singleError(
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parse_extend.SyntaxError.buildMessage(err.expected, err.found) + supportMessage,
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err.location.start.line + location().start.line - 1,
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err.location.start.column
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)
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);
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let placeHolders = '';
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while (countLines>0) {
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placeHolders += '\r\n';
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countLines -= 1;
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}
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return '()' + placeHolders;
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}
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}
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item = $ (whiteSpace '{' [^{}]* item* [^{}]* '}' whiteSpace)
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whiteSpace = $ [ \t\r\n]*
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