com.google.javascript.jscomp.js.es6.number.isinteger.js Maven / Gradle / Ivy
/*
* Copyright 2016 The Closure Compiler Authors.
*
* 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.
*/
'require es6/number/isfinite';
'require util/polyfill';
$jscomp.polyfill('Number.isInteger', function(orig) {
if (orig) return orig;
/**
* Returns whether the given argument is an integer.
*
* Polyfills the static function Number.isInteger().
*
* @param {number} x Any value.
* @return {boolean} True if x is an integer.
*/
var polyfill = function(x) {
if (!Number.isFinite(x)) return false;
return x === Math.floor(x);
};
return polyfill;
}, 'es6-impl', 'es3');