core-js/internals/to-length.js

Standard library

var toInteger = require('../internals/to-integer');
var min = Math.min;

// `ToLength` abstract operation
// https://tc39.github.io/ecma262/#sec-tolength
module.exports = function (argument) {
  return argument > 0 ? min(toInteger(argument), 0x1fffffffffffff) : 0; // pow(2, 53) - 1 == 9007199254740991
};