time-to-botec

Benchmark sampling in different programming languages
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isBuffer.js (1114B)

      1 var root = require('./_root'),
      2     stubFalse = require('./stubFalse');
      3 
      4 /** Detect free variable `exports`. */
      5 var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports;
      6 
      7 /** Detect free variable `module`. */
      8 var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module;
      9 
     10 /** Detect the popular CommonJS extension `module.exports`. */
     11 var moduleExports = freeModule && freeModule.exports === freeExports;
     12 
     13 /** Built-in value references. */
     14 var Buffer = moduleExports ? root.Buffer : undefined;
     15 
     16 /* Built-in method references for those with the same name as other `lodash` methods. */
     17 var nativeIsBuffer = Buffer ? Buffer.isBuffer : undefined;
     18 
     19 /**
     20  * Checks if `value` is a buffer.
     21  *
     22  * @static
     23  * @memberOf _
     24  * @since 4.3.0
     25  * @category Lang
     26  * @param {*} value The value to check.
     27  * @returns {boolean} Returns `true` if `value` is a buffer, else `false`.
     28  * @example
     29  *
     30  * _.isBuffer(new Buffer(2));
     31  * // => true
     32  *
     33  * _.isBuffer(new Uint8Array(2));
     34  * // => false
     35  */
     36 var isBuffer = nativeIsBuffer || stubFalse;
     37 
     38 module.exports = isBuffer;