jscodeshift/parser/flow.js

/**
 * 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 flowParser = require('flow-parser');

const defaultOptions = {
  enums: true,
  esproposal_class_instance_fields: true,
  esproposal_class_static_fields: true,
  esproposal_decorators: true,
  esproposal_export_star_as: true,
  esproposal_optional_chaining: true,
  esproposal_nullish_coalescing: true,
  tokens: true,
  types: true,
};

/**
 * Wrapper to set default options
 */
module.exports = function(options=defaultOptions) {
  return {
    parse(code) {
      return flowParser.parse(code, options);
    },
  };
};