d2-ui
Version:
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JavaScript
/**
* Copyright 2014 Facebook, Inc.
*
* 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.
*
* @emails jeffmo@fb.com
*/
/*jshint evil:true*/
jest.autoMockOff();
describe('reserved-words', function() {
var transformFn;
var visitors;
beforeEach(function() {
require('mock-modules').dumpCache();
visitors = require('../reserved-words-visitors').visitorList;
transformFn = require('../../src/jstransform').transform;
});
function transform(code, opts) {
// No need for visitors as long as we are not in es5 mode.
return transformFn(visitors, code, opts).code;
}
describe('reserved words in member expressions', function() {
it('should transform to reserved word members to computed', function() {
var code = 'foo.delete;';
expect(transform(code)).toEqual('foo["delete"];');
code = '(foo++).delete;';
expect(transform(code)).toEqual('(foo++)["delete"];');
});
it('should handle call expressions', function() {
var code = 'foo.return();';
expect(transform(code)).toEqual('foo["return"]();');
});
it('should only quote ES3 reserved words', function() {
var code = 'foo.await();';
expect(transform(code)).toEqual('foo.await();');
});
});
describe('reserved words in properties', function() {
it('should quote reserved words in properties', function() {
var code = 'var x = {null: 1};';
expect(transform(code)).toEqual('var x = {"null": 1};');
});
it('should only quote ES3 reserved words', function() {
var code = 'var x = {await: 1};';
expect(transform(code)).toEqual('var x = {await: 1};');
});
});
});