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86 lines
2.1 KiB
JavaScript
86 lines
2.1 KiB
JavaScript
/*
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Copyright 2020 the JSDoc Authors.
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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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https://www.apache.org/licenses/LICENSE-2.0
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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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const _ = require('lodash');
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const babelParser = require('@babel/parser');
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const { log } = require('@jsdoc/util');
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// Exported so we can use them in tests.
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const parserOptions = (exports.parserOptions = {
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allowAwaitOutsideFunction: true,
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allowImportExportEverywhere: true,
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allowReturnOutsideFunction: true,
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allowSuperOutsideMethod: true,
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allowUndeclaredExports: true,
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plugins: [
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'asyncGenerators',
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'bigInt',
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'classPrivateMethods',
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'classPrivateProperties',
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'classProperties',
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[
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'decorators',
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{
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decoratorsBeforeExport: true,
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},
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],
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'doExpressions',
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'dynamicImport',
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'estree',
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'exportDefaultFrom',
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'exportNamespaceFrom',
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'functionBind',
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'functionSent',
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'importMeta',
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'jsx',
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'logicalAssignment',
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'nullishCoalescingOperator',
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'numericSeparator',
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'objectRestSpread',
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'optionalCatchBinding',
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'optionalChaining',
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[
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'pipelineOperator',
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{
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proposal: 'minimal',
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},
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],
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'throwExpressions',
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],
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ranges: true,
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});
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function parse(source, filename, sourceType) {
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let ast;
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const options = _.defaults({}, parserOptions, { sourceType });
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try {
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ast = babelParser.parse(source, options);
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} catch (e) {
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log.error(`Unable to parse ${filename}: ${e.message}`);
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}
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return ast;
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}
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// TODO: docs
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class AstBuilder {
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// TODO: docs
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static build(source, filename, sourceType) {
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return parse(source, filename, sourceType);
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}
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}
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exports.AstBuilder = AstBuilder;
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