blob: 34c837cd4b39c1cf5d631d85fc55486b71c0f3ef [file] [log] [blame]
var toInteger = require('../internals/to-integer');
var max = Math.max;
var min = Math.min;
// Helper for a popular repeating case of the spec:
// Let integer be ? ToInteger(index).
// If integer < 0, let result be max((length + integer), 0); else let result be min(length, length).
module.exports = function (index, length) {
var integer = toInteger(index);
return integer < 0 ? max(integer + length, 0) : min(integer, length);
};