1 var constant = require('./constant'),
2 root = require('./_root');
4 /** Used to determine if values are of the language type `Object`. */
10 /** Detect free variable `exports`. */
11 var freeExports = (objectTypes[typeof exports] && exports && !exports.nodeType) ? exports : null;
13 /** Detect free variable `module`. */
14 var freeModule = (objectTypes[typeof module] && module && !module.nodeType) ? module : null;
16 /** Detect the popular CommonJS extension `module.exports`. */
17 var moduleExports = (freeModule && freeModule.exports === freeExports) ? freeExports : null;
19 /** Built-in value references. */
20 var Buffer = moduleExports ? root.Buffer : undefined;
23 * Checks if `value` is a buffer.
28 * @param {*} value The value to check.
29 * @returns {boolean} Returns `true` if `value` is a buffer, else `false`.
32 * _.isBuffer(new Buffer(2));
35 * _.isBuffer(new Uint8Array(2));
38 var isBuffer = !Buffer ? constant(false) : function(value) {
39 return value instanceof Buffer;
42 module.exports = isBuffer;