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- /* global Float32Array */
- // Credit: https://github.com/paulmillr/es6-shim/blob/master/es6-shim.js
- "use strict";
- var toFloat32;
- if (typeof Float32Array === "undefined") {
- toFloat32 = (function () {
- var pack = require("../_pack-ieee754")
- , unpack = require("../_unpack-ieee754");
- return function (value) {
- return unpack(pack(value, 8, 23), 8, 23);
- };
- }());
- } else {
- toFloat32 = (function () {
- var float32Array = new Float32Array(1);
- return function (num) {
- float32Array[0] = num;
- return float32Array[0];
- };
- }());
- }
- module.exports = function (value) {
- if (isNaN(value)) return NaN;
- value = Number(value);
- if (value === 0) return value;
- if (!isFinite(value)) return value;
- return toFloat32(value);
- };
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