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babylon.js
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babylon.js
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/**
* Copyright (c) Facebook, Inc. and its affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
'use strict';
const babylon = require('@babel/parser');
const defaultOptions = {
sourceType: 'module',
allowImportExportEverywhere: true,
allowReturnOutsideFunction: true,
startLine: 1,
tokens: true,
plugins: [
['flow', {all: true}],
'flowComments',
'jsx',
'asyncGenerators',
'bigInt',
'classProperties',
'classPrivateProperties',
'classPrivateMethods',
['decorators', {decoratorsBeforeExport: false}],
'doExpressions',
'dynamicImport',
'exportDefaultFrom',
'exportNamespaceFrom',
'functionBind',
'functionSent',
'importMeta',
'logicalAssignment',
'nullishCoalescingOperator',
'numericSeparator',
'objectRestSpread',
'optionalCatchBinding',
'optionalChaining',
['pipelineOperator', {proposal: 'minimal'}],
'throwExpressions',
],
};
/**
* Wrapper to set default options
*/
module.exports = function(options=defaultOptions) {
return {
parse(code) {
return babylon.parse(code, options);
},
};
};