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Diffstat (limited to 'school/node_modules/lodash/_cloneBuffer.js')
-rw-r--r-- | school/node_modules/lodash/_cloneBuffer.js | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/school/node_modules/lodash/_cloneBuffer.js b/school/node_modules/lodash/_cloneBuffer.js new file mode 100644 index 0000000..27c4810 --- /dev/null +++ b/school/node_modules/lodash/_cloneBuffer.js @@ -0,0 +1,35 @@ +var root = require('./_root'); + +/** Detect free variable `exports`. */ +var freeExports = typeof exports == 'object' && exports && !exports.nodeType && exports; + +/** Detect free variable `module`. */ +var freeModule = freeExports && typeof module == 'object' && module && !module.nodeType && module; + +/** Detect the popular CommonJS extension `module.exports`. */ +var moduleExports = freeModule && freeModule.exports === freeExports; + +/** Built-in value references. */ +var Buffer = moduleExports ? root.Buffer : undefined, + allocUnsafe = Buffer ? Buffer.allocUnsafe : undefined; + +/** + * Creates a clone of `buffer`. + * + * @private + * @param {Buffer} buffer The buffer to clone. + * @param {boolean} [isDeep] Specify a deep clone. + * @returns {Buffer} Returns the cloned buffer. + */ +function cloneBuffer(buffer, isDeep) { + if (isDeep) { + return buffer.slice(); + } + var length = buffer.length, + result = allocUnsafe ? allocUnsafe(length) : new buffer.constructor(length); + + buffer.copy(result); + return result; +} + +module.exports = cloneBuffer; |