string.prototype.trimright/polyfill.js

ES2019 spec-compliant String.prototype.trimLeft shim.

'use strict';

var implementation = require('./implementation');

module.exports = function getPolyfill() {
	if (!String.prototype.trimRight) {
		return implementation;
	}
	var zeroWidthSpace = '\u200b';
	if (zeroWidthSpace.trimRight() !== zeroWidthSpace) {
		return implementation;
	}
	return String.prototype.trimRight;
};