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); | |
}; |