2020-08-25 23:57:08 +00:00
|
|
|
'use strict';
|
|
|
|
|
2021-02-26 03:58:33 +00:00
|
|
|
var abs = require('./abs');
|
|
|
|
var floor = require('./floor');
|
2020-08-25 23:57:08 +00:00
|
|
|
var ToNumber = require('./ToNumber');
|
2021-02-26 03:58:33 +00:00
|
|
|
|
2020-08-25 23:57:08 +00:00
|
|
|
var $isNaN = require('../helpers/isNaN');
|
|
|
|
var $isFinite = require('../helpers/isFinite');
|
|
|
|
var $sign = require('../helpers/sign');
|
|
|
|
|
2021-02-26 03:58:33 +00:00
|
|
|
// http://ecma-international.org/ecma-262/5.1/#sec-9.4
|
2020-08-25 23:57:08 +00:00
|
|
|
|
|
|
|
module.exports = function ToInteger(value) {
|
|
|
|
var number = ToNumber(value);
|
|
|
|
if ($isNaN(number)) { return 0; }
|
|
|
|
if (number === 0 || !$isFinite(number)) { return number; }
|
2021-02-26 03:58:33 +00:00
|
|
|
return $sign(number) * floor(abs(number));
|
2020-08-25 23:57:08 +00:00
|
|
|
};
|