buffer-converter/build/index.js

Convert node Buffers to ArrayBuffers and vice versa

// Generated by CoffeeScript 1.9.1
(function() {
  module.exports.toArrayBuffer = function(buffer) {
    var arrayBuffer, index, view;
    if (Buffer && Buffer.isBuffer(buffer)) {
      arrayBuffer = new ArrayBuffer(buffer.length);
      view = new Uint8Array(arrayBuffer);
      index = 0;
      while (index < buffer.length) {
        view[index] = buffer[index];
        index++;
      }
      return arrayBuffer;
    } else if (buffer instanceof ArrayBuffer) {
      return buffer;
    } else {
      throw new Error("Can not convert " + (typeof buffer) + " to ArrayBuffer!");
    }
  };

  module.exports.toBuffer = function(arrayBuffer) {
    var buffer, index, view;
    if (arrayBuffer instanceof ArrayBuffer) {
      buffer = new Buffer(arrayBuffer.byteLength);
      view = new Uint8Array(arrayBuffer);
      index = 0;
      while (index < buffer.length) {
        buffer[index] = view[index];
        index++;
      }
      return buffer;
    } else if (Buffer && Buffer.isBuffer(arrayBuffer)) {
      return arrayBuffer;
    } else {
      throw new Error("Can not convert " + (typeof arrayBuffer) + " to Buffer!");
    }
  };

}).call(this);