diff options
Diffstat (limited to 'node_modules/buffer-shims/index.js')
-rw-r--r-- | node_modules/buffer-shims/index.js | 108 |
1 files changed, 0 insertions, 108 deletions
diff --git a/node_modules/buffer-shims/index.js b/node_modules/buffer-shims/index.js deleted file mode 100644 index 1cab4c05e..000000000 --- a/node_modules/buffer-shims/index.js +++ /dev/null @@ -1,108 +0,0 @@ -'use strict'; - -var buffer = require('buffer'); -var Buffer = buffer.Buffer; -var SlowBuffer = buffer.SlowBuffer; -var MAX_LEN = buffer.kMaxLength || 2147483647; -exports.alloc = function alloc(size, fill, encoding) { - if (typeof Buffer.alloc === 'function') { - return Buffer.alloc(size, fill, encoding); - } - if (typeof encoding === 'number') { - throw new TypeError('encoding must not be number'); - } - if (typeof size !== 'number') { - throw new TypeError('size must be a number'); - } - if (size > MAX_LEN) { - throw new RangeError('size is too large'); - } - var enc = encoding; - var _fill = fill; - if (_fill === undefined) { - enc = undefined; - _fill = 0; - } - var buf = new Buffer(size); - if (typeof _fill === 'string') { - var fillBuf = new Buffer(_fill, enc); - var flen = fillBuf.length; - var i = -1; - while (++i < size) { - buf[i] = fillBuf[i % flen]; - } - } else { - buf.fill(_fill); - } - return buf; -} -exports.allocUnsafe = function allocUnsafe(size) { - if (typeof Buffer.allocUnsafe === 'function') { - return Buffer.allocUnsafe(size); - } - if (typeof size !== 'number') { - throw new TypeError('size must be a number'); - } - if (size > MAX_LEN) { - throw new RangeError('size is too large'); - } - return new Buffer(size); -} -exports.from = function from(value, encodingOrOffset, length) { - if (typeof Buffer.from === 'function' && (!global.Uint8Array || Uint8Array.from !== Buffer.from)) { - return Buffer.from(value, encodingOrOffset, length); - } - if (typeof value === 'number') { - throw new TypeError('"value" argument must not be a number'); - } - if (typeof value === 'string') { - return new Buffer(value, encodingOrOffset); - } - if (typeof ArrayBuffer !== 'undefined' && value instanceof ArrayBuffer) { - var offset = encodingOrOffset; - if (arguments.length === 1) { - return new Buffer(value); - } - if (typeof offset === 'undefined') { - offset = 0; - } - var len = length; - if (typeof len === 'undefined') { - len = value.byteLength - offset; - } - if (offset >= value.byteLength) { - throw new RangeError('\'offset\' is out of bounds'); - } - if (len > value.byteLength - offset) { - throw new RangeError('\'length\' is out of bounds'); - } - return new Buffer(value.slice(offset, offset + len)); - } - if (Buffer.isBuffer(value)) { - var out = new Buffer(value.length); - value.copy(out, 0, 0, value.length); - return out; - } - if (value) { - if (Array.isArray(value) || (typeof ArrayBuffer !== 'undefined' && value.buffer instanceof ArrayBuffer) || 'length' in value) { - return new Buffer(value); - } - if (value.type === 'Buffer' && Array.isArray(value.data)) { - return new Buffer(value.data); - } - } - - throw new TypeError('First argument must be a string, Buffer, ' + 'ArrayBuffer, Array, or array-like object.'); -} -exports.allocUnsafeSlow = function allocUnsafeSlow(size) { - if (typeof Buffer.allocUnsafeSlow === 'function') { - return Buffer.allocUnsafeSlow(size); - } - if (typeof size !== 'number') { - throw new TypeError('size must be a number'); - } - if (size >= MAX_LEN) { - throw new RangeError('size is too large'); - } - return new SlowBuffer(size); -} |