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- "use strict";
-
- var isPrototype = require("../prototype/is");
-
- var isArray;
- if (typeof Array.isArray === "function") {
- isArray = Array.isArray;
- } else {
- var objectToString = Object.prototype.toString, objectTaggedString = objectToString.call([]);
- isArray = function (value) { return objectToString.call(value) === objectTaggedString; };
- }
-
- module.exports = function (value) {
- if (!isArray(value)) return false;
-
- // Sanity check (reject objects which do not expose common Array interface)
- if (!hasOwnProperty.call(value, "length")) return false;
- try {
- if (typeof value.length !== "number") return false;
- if (typeof value.push !== "function") return false;
- if (typeof value.splice !== "function") return false;
- } catch (error) {
- return false;
- }
-
- return !isPrototype(value);
- };
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