shim.js 344 B

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  1. 'use strict';
  2. var getPolyfill = require('./polyfill');
  3. var define = require('define-properties');
  4. module.exports = function shimPadStart() {
  5. var polyfill = getPolyfill();
  6. define(String.prototype, { padStart: polyfill }, {
  7. padStart: function testPadStart() {
  8. return String.prototype.padStart !== polyfill;
  9. }
  10. });
  11. return polyfill;
  12. };