git.r.bdr.sh - rbdr/dotfiles/blob

   1 'use strict';
   2
   3 var floor = Math.floor;
   4
   5 module.exports = function (x) {
   6         if (isNaN(x)) return NaN;
   7         x = Number(x);
   8         if (x === 0) return x;
   9         if (x === Infinity) return Infinity;
  10         if (x === -Infinity) return -Infinity;
  11         if (x > 0) return floor(x);
  12         return -floor(-x);
  13 };