msgpack-lite - npm Package Compare versions

Comparing version 0.1.20 to 0.1.26

dist/msgpack.min.js

@@ -1,2 +0,2 @@
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t=+t,r=0|r,e||D(this,t,r,4,2147483647,-2147483648),t<0&&(t=4294967295+t+1),Buffer.TYPED_ARRAY_SUPPORT?(this[r]=t>>>24,this[r+1]=t>>>16,this[r+2]=t>>>8,this[r+3]=255&t):L(this,t,r,!1),r+4},Buffer.prototype.writeFloatLE=function(t,r,e){return N(this,t,r,!0,e)},Buffer.prototype.writeFloatBE=function(t,r,e){return N(this,t,r,!1,e)},Buffer.prototype.writeDoubleLE=function(t,r,e){return F(this,t,r,!0,e)},Buffer.prototype.writeDoubleBE=function(t,r,e){return F(this,t,r,!1,e)},Buffer.prototype.copy=function(t,r,e,n){if(e||(e=0),n||0===n||(n=this.length),r>=t.length&&(r=t.length),r||(r=0),n>0&&n<e&&(n=e),n===e)return 0;if(0===t.length||0===this.length)return 0;if(r<0)throw new RangeError("targetStart out of bounds");if(e<0||e>=this.length)throw new RangeError("sourceStart out of bounds");if(n<0)throw new RangeError("sourceEnd out of bounds");n>this.length&&(n=this.length),t.length-r<n-e&&(n=t.length-r+e);var i,o=n-e;if(this===t&&e<r&&r<n)for(i=o-1;i>=0;--i)t[i+r]=this[i+e];else if(o<1e3||!Buffer.TYPED_ARRAY_SUPPORT)for(i=0;i<o;++i)t[i+r]=this[i+e];else Uint8Array.prototype.set.call(t,this.subarray(e,e+o),r);return o},Buffer.prototype.fill=function(t,r,e,n){if("string"==typeof t){if("string"==typeof r?(n=r,r=0,e=this.length):"string"==typeof e&&(n=e,e=this.length),1===t.length){var i=t.charCodeAt(0);i<256&&(t=i)}if(void 0!==n&&"string"!=typeof n)throw new TypeError("encoding must be a string");if("string"==typeof n&&!Buffer.isEncoding(n))throw new TypeError("Unknown encoding: "+n)}else"number"==typeof t&&(t=255&t);if(r<0||this.length<r||this.length<e)throw new RangeError("Out of range index");if(e<=r)return this;r>>>=0,e=void 0===e?this.length:e>>>0,t||(t=0);var o;if("number"==typeof t)for(o=r;o<e;++o)this[o]=t;else{var f=Buffer.isBuffer(t)?t:q(new Buffer(t,n).toString()),u=f.length;for(o=0;o<e-r;++o)this[o+r]=f[o%u]}return this};var tt=/[^+\/0-9A-Za-z-_]/g}).call(this,"undefined"!=typeof global?global:"undefined"!=typeof self?self:"undefined"!=typeof window?window:{})},{"base64-js":30,ieee754:32,isarray:34}],30:[function(t,r,e){"use strict";function n(t){var r=t.length;if(r%4>0)throw new Error("Invalid string. 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f,u,a,s=8*o-i-1,c=(1<<s)-1,h=c>>1,l=23===i?Math.pow(2,-24)-Math.pow(2,-77):0,p=n?0:o-1,d=n?1:-1,y=r<0||0===r&&1/r<0?1:0;for(r=Math.abs(r),isNaN(r)||r===1/0?(u=isNaN(r)?1:0,f=c):(f=Math.floor(Math.log(r)/Math.LN2),r*(a=Math.pow(2,-f))<1&&(f--,a*=2),r+=f+h>=1?l/a:l*Math.pow(2,1-h),r*a>=2&&(f++,a/=2),f+h>=c?(u=0,f=c):f+h>=1?(u=(r*a-1)*Math.pow(2,i),f+=h):(u=r*Math.pow(2,h-1)*Math.pow(2,i),f=0));i>=8;t[e+p]=255&u,p+=d,u/=256,i-=8);for(f=f<<i|u,s+=i;s>0;t[e+p]=255&f,p+=d,f/=256,s-=8);t[e+p-d]|=128*y}},{}],33:[function(t,r,e){(function(Buffer){var t,r,n,i;!function(e){function o(t,r,n){function i(t,r,e,n){return this instanceof i?v(this,t,r,e,n):new i(t,r,e,n)}function o(t){return!(!t||!t[F])}function v(t,r,e,n,i){if(E&&A&&(r instanceof A&&(r=new E(r)),n instanceof A&&(n=new E(n))),!(r||e||n||g))return void(t.buffer=h(m,0));if(!s(r,e)){var o=g||Array;i=e,n=r,e=0,r=new o(8)}t.buffer=r,t.offset=e|=0,b!==typeof n&&("string"==typeof n?x(r,e,n,i||10):s(n,i)?c(r,e,n,i):"number"==typeof 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f(t){var r=this.buffer,e=this.offset;return g=null,t!==!1&&0===e&&8===r.length&&x(r)?r:h(r,e)}function u(t){var r=this.buffer,e=this.offset;if(g=w,t!==!1&&0===e&&8===r.length&&Buffer.isBuffer(r))return r;var n=new w(8);return c(n,0,r,e),n}function a(t){var r=this.buffer,e=this.offset,n=r.buffer;if(g=E,t!==!1&&0===e&&n instanceof A&&8===n.byteLength)return n;var i=new E(8);return c(i,0,r,e),i.buffer}function s(t,r){var e=t&&t.length;return r|=0,e&&r+8<=e&&"string"!=typeof t[r]}function c(t,r,e,n){r|=0,n|=0;for(var i=0;i<8;i++)t[r++]=255&e[n++]}function h(t,r){return Array.prototype.slice.call(t,r,r+8)}function l(t,r,e){for(var n=r+8;n>r;)t[--n]=255&e,e/=256}function p(t,r,e){var n=r+8;for(e++;n>r;)t[--n]=255&-e^255,e/=256}function d(t,r,e){for(var n=r+8;r<n;)t[r++]=255&e,e/=256}function y(t,r,e){var n=r+8;for(e++;r<n;)t[r++]=255&-e^255,e/=256}function v(t){return!!t&&"[object Array]"==Object.prototype.toString.call(t)}var g,b="undefined",w=b!==typeof Buffer&&Buffer,E=b!==typeof 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lib/buffer-lite.js

@@ -1,77 +0,113 @@
-// util.js
+// buffer-lite.js
 
-var Int64Buffer = require("int64-buffer");
-var Uint64BE = Int64Buffer.Uint64BE;
-var Int64BE = Int64Buffer.Int64BE;
-
 var MAXBUFLEN = 8192;
 
-exports.writeString = writeString;
-exports.readString = readString;
-exports.byteLength = byteLength;
 exports.copy = copy;
-exports.writeUint64BE = writeUint64BE;
-exports.writeInt64BE = writeInt64BE;
+exports.toString = toString;
+exports.write = write;
 
-// new Buffer(string, "utf-8") is SLOWER then below
+/**
+ * Buffer.prototype.write()
+ *
+ * @param string {String}
+ * @param [offset] {Number}
+ * @returns {Number}
+ */
 
-function writeString(string, start) {
+function write(string, offset) {
   var buffer = this;
-  var index = start || 0;
+  var index = offset || (offset |= 0);
   var length = string.length;
-  // JavaScript's string uses UTF-16 surrogate pairs for characters other than BMP.
-  // This encodes string as CESU-8 which never reaches 4 octets per character.
-  for (var i = 0; i < length; i++) {
-    var chr = string.charCodeAt(i);
-    if (chr < 0x80) {
+  var chr = 0;
+  var i = 0;
+  while (i < length) {
+    chr = string.charCodeAt(i++);
+
+    if (chr < 128) {
       buffer[index++] = chr;
     } else if (chr < 0x800) {
-      buffer[index++] = 0xC0 | (chr >> 6);
+      // 2 bytes
+      buffer[index++] = 0xC0 | (chr >>> 6);
       buffer[index++] = 0x80 | (chr & 0x3F);
+    } else if (chr < 0xD800 || chr > 0xDFFF) {
+      // 3 bytes
+      buffer[index++] = 0xE0 | (chr  >>> 12);
+      buffer[index++] = 0x80 | ((chr >>> 6)  & 0x3F);
+      buffer[index++] = 0x80 | (chr          & 0x3F);
     } else {
-      buffer[index++] = 0xE0 | (chr >> 12);
-      buffer[index++] = 0x80 | ((chr >> 6) & 0x3F);
-      buffer[index++] = 0x80 | (chr & 0x3F);
+      // 4 bytes - surrogate pair
+      chr = (((chr - 0xD800) << 10) | (string.charCodeAt(i++) - 0xDC00)) + 0x10000;
+      buffer[index++] = 0xF0 | (chr >>> 18);
+      buffer[index++] = 0x80 | ((chr >>> 12) & 0x3F);
+      buffer[index++] = 0x80 | ((chr >>> 6)  & 0x3F);
+      buffer[index++] = 0x80 | (chr          & 0x3F);
     }
   }
-  return index - start;
+  return index - offset;
 }
 
-// Buffer.ptototype.toString is 2x FASTER then below
-// https://github.com/feross/buffer may throw "Maximum call stack size exceeded." at String.fromCharCode.apply.
+/**
+ * Buffer.prototype.toString()
+ *
+ * @param [encoding] {String} ignored
+ * @param [start] {Number}
+ * @param [end] {Number}
+ * @returns {String}
+ */
 
-function readString(start, end) {
+function toString(encoding, start, end) {
   var buffer = this;
-  var index = start - 0 || 0;
+  var index = start|0;
   if (!end) end = buffer.length;
-  var size = end - start;
-  if (size > MAXBUFLEN) size = MAXBUFLEN;
-  var out = [];
-  for (; index < end;) {
-    var array = new Array(size);
-    for (var pos = 0; pos < size && index < end;) {
-      var chr = buffer[index++];
-      chr = (chr < 0x80) ? chr :
-        (chr < 0xE0) ? (((chr & 0x3F) << 6) | (buffer[index++] & 0x3F)) :
-          (((chr & 0x3F) << 12) | ((buffer[index++] & 0x3F) << 6) | ((buffer[index++] & 0x3F)));
-      array[pos++] = chr;
+  var string = '';
+  var chr = 0;
+
+  while (index < end) {
+    chr = buffer[index++];
+    if (chr < 128) {
+      string += String.fromCharCode(chr);
+      continue;
     }
-    if (pos < size) array = array.slice(0, pos);
-    out.push(String.fromCharCode.apply("", array));
+
+    if ((chr & 0xE0) === 0xC0) {
+      // 2 bytes
+      chr = (chr & 0x1F) << 6 |
+            (buffer[index++] & 0x3F);
+
+    } else if ((chr & 0xF0) === 0xE0) {
+      // 3 bytes
+      chr = (chr & 0x0F)             << 12 |
+            (buffer[index++] & 0x3F) << 6  |
+            (buffer[index++] & 0x3F);
+
+    } else if ((chr & 0xF8) === 0xF0) {
+      // 4 bytes
+      chr = (chr & 0x07)             << 18 |
+            (buffer[index++] & 0x3F) << 12 |
+            (buffer[index++] & 0x3F) << 6  |
+            (buffer[index++] & 0x3F);
+    }
+
+    if (chr >= 0x010000) {
+      // A surrogate pair
+      chr -= 0x010000;
+
+      string += String.fromCharCode((chr >>> 10) + 0xD800, (chr & 0x3FF) + 0xDC00);
+    } else {
+      string += String.fromCharCode(chr);
+    }
   }
-  return (out.length > 1) ? out.join("") : out.length ? out.shift() : "";
-}
 
-// Buffer.byteLength is FASTER than below
-
-function byteLength(string) {
-  var length = 0 | 0;
-  Array.prototype.forEach.call(string, function(chr) {
-    var code = chr.charCodeAt(0);
-    length += (code < 0x80) ? 1 : (code < 0x800) ? 2 : 3;
-  });
-  return length;
+  return string;
 }
 
-// https://github.com/feross/buffer lacks descending copying feature
+/**
+ * Buffer.prototype.copy()
+ *
+ * @param target {Buffer}
+ * @param [targetStart] {Number}
+ * @param [start] {Number}
+ * @param [end] {Number}
+ * @returns {number}
+ */
 
@@ -99,9 +135,1 @@ function copy(target, targetStart, start, end) {
 }
-
-function writeUint64BE(value, offset) {
-  new Uint64BE(this, offset, value);
-}
-
-function writeInt64BE(value, offset) {
-  new Int64BE(this, offset, value);
-}

lib/codec.js

 // codec.js
 
+// load both interfaces
+require("./read-core");
+require("./write-core");
+
+// @public
+// msgpack.codec.preset
+
 exports.codec = {
-  preset: require("./ext").createCodec({preset: true})
+  preset: require("./codec-base").preset
 };

lib/decode-buffer.js

@@ -5,6 +5,8 @@ // decode-buffer.js
 
-var preset = require("./codec").codec.preset;
+var preset = require("./read-core").preset;
 
-var BufferShortageError = require("./buffer-shortage").BufferShortageError;
+var FlexDecoder = require("./flex-buffer").FlexDecoder;
 
+FlexDecoder.mixin(DecodeBuffer.prototype);
+
 function DecodeBuffer(options) {
@@ -16,3 +18,4 @@ if (!(this instanceof DecodeBuffer)) return new DecodeBuffer(options);
     if (options.codec) {
-      this.codec = options.codec;
+      var codec = this.codec = options.codec;
+      if (codec.bufferish) this.bufferish = codec.bufferish;
     }
@@ -22,53 +25,6 @@ }
 
-DecodeBuffer.prototype.offset = 0;
-
-DecodeBuffer.prototype.push = function(chunk) {
-  var buffers = this.buffers || (this.buffers = []);
-  buffers.push(chunk);
-};
-
 DecodeBuffer.prototype.codec = preset;
 
-DecodeBuffer.prototype.write = function(chunk) {
-  var prev = this.offset ? this.buffer.slice(this.offset) : this.buffer;
-  this.buffer = prev ? (chunk ? Buffer.concat([prev, chunk]) : prev) : chunk;
-  this.offset = 0;
-};
-
-DecodeBuffer.prototype.read = function() {
-  var length = this.buffers && this.buffers.length;
-
-  // fetch the first result
-  if (!length) return this.fetch();
-
-  // flush current buffer
-  this.flush();
-
-  // read from the results
-  return this.pull();
-};
-
-DecodeBuffer.prototype.pull = function() {
-  var buffers = this.buffers || (this.buffers = []);
-  return buffers.shift();
-};
-
 DecodeBuffer.prototype.fetch = function() {
   return this.codec.decode(this);
 };
-
-DecodeBuffer.prototype.flush = function() {
-  while (this.offset < this.buffer.length) {
-    var start = this.offset;
-    var value;
-    try {
-      value = this.fetch();
-    } catch (e) {
-      if (!(e instanceof BufferShortageError)) throw e;
-      // rollback
-      this.offset = start;
-      break;
-    }
-    this.push(value);
-  }
-};

lib/encode-buffer.js

@@ -5,7 +5,8 @@ // encode-buffer.js
 
-var preset = require("./codec").codec.preset;
+var preset = require("./write-core").preset;
 
-var MIN_BUFFER_SIZE = 2048;
-var MAX_BUFFER_SIZE = 65536;
+var FlexEncoder = require("./flex-buffer").FlexEncoder;
 
+FlexEncoder.mixin(EncodeBuffer.prototype);
+
 function EncodeBuffer(options) {
@@ -17,3 +18,4 @@ if (!(this instanceof EncodeBuffer)) return new EncodeBuffer(options);
     if (options.codec) {
-      this.codec = options.codec;
+      var codec = this.codec = options.codec;
+      if (codec.bufferish) this.bufferish = codec.bufferish;
     }
@@ -23,10 +25,2 @@ }
 
-EncodeBuffer.prototype.offset = 0;
-EncodeBuffer.prototype.start = 0;
-
-EncodeBuffer.prototype.push = function(chunk) {
-  var buffers = this.buffers || (this.buffers = []);
-  buffers.push(chunk);
-};
-
 EncodeBuffer.prototype.codec = preset;
@@ -37,68 +31,1 @@
 };
-
-EncodeBuffer.prototype.read = function() {
-  var length = this.buffers && this.buffers.length;
-
-  // fetch the first result
-  if (!length) return this.fetch();
-
-  // flush current buffer
-  this.flush();
-
-  // read from the results
-  return this.pull();
-};
-
-EncodeBuffer.prototype.pull = function() {
-  var buffers = this.buffers || (this.buffers = []);
-  var chunk = buffers.length > 1 ? Buffer.concat(buffers) : buffers[0];
-  buffers.length = 0; // buffer exhausted
-  return chunk;
-};
-
-EncodeBuffer.prototype.fetch = function() {
-  var start = this.start;
-  if (start < this.offset) {
-    this.start = this.offset;
-    return this.buffer.slice(start, this.offset);
-  }
-};
-
-EncodeBuffer.prototype.flush = function() {
-  var buffer = this.fetch();
-  if (buffer) this.push(buffer);
-};
-
-EncodeBuffer.prototype.reserve = function(length) {
-  if (this.buffer) {
-    var size = this.buffer.length;
-
-    // is it long enough?
-    if (this.offset + length < size) return;
-
-    // flush current buffer
-    this.flush();
-
-    // resize it to 2x current length
-    length = Math.max(length, Math.min(size * 2, MAX_BUFFER_SIZE));
-  }
-
-  // minimum buffer size
-  length = length > MIN_BUFFER_SIZE ? length : MIN_BUFFER_SIZE;
-
-  // allocate new buffer
-  this.buffer = new Buffer(length);
-  this.start = 0;
-  this.offset = 0;
-};
-
-EncodeBuffer.prototype.send = function(buffer) {
-  var end = this.offset + buffer.length;
-  if (this.buffer && end < this.buffer.length) {
-    buffer.copy(this.buffer, this.offset);
-    this.offset = end;
-  } else {
-    this.flush();
-    this.push(buffer);
-  }
-};

lib/ext-buffer.js

@@ -5,6 +5,8 @@ // ext-buffer.js
 
+var Bufferish = require("./bufferish");
+
 function ExtBuffer(buffer, type) {
   if (!(this instanceof ExtBuffer)) return new ExtBuffer(buffer, type);
-  this.buffer = buffer;
+  this.buffer = Bufferish.from(buffer);
   this.type = type;
 }

lib/ext.js

 // ext.js
 
-var IS_ARRAY = require("isarray");
+// load both interfaces
+require("./read-core");
+require("./write-core");
 
-exports.createCodec = createCodec;
-
-var ExtBuffer = require("./ext-buffer").ExtBuffer;
-var ExtPreset = require("./ext-preset");
-var ReadCore = require("./read-core");
-var WriteCore = require("./write-core");
-
-function Codec(options) {
-  if (!(this instanceof Codec)) return new Codec(options);
-  this.extPackers = {};
-  this.extUnpackers = [];
-  this.encode = WriteCore.getEncoder(options);
-  this.decode = ReadCore.getDecoder(options);
-  if (options && options.preset) {
-    ExtPreset.setExtPreset(this);
-  }
-}
-
-function createCodec(options) {
-  return new Codec(options);
-}
-
-Codec.prototype.addExtPacker = function(etype, Class, packer) {
-  if (IS_ARRAY(packer)) {
-    packer = join(packer);
-  }
-  var name = Class.name;
-  if (name && name !== "Object") {
-    this.extPackers[name] = extPacker;
-  } else {
-    var list = this.extEncoderList || (this.extEncoderList = []);
-    list.unshift([Class, extPacker]);
-  }
-
-  function extPacker(value) {
-    var buffer = packer(value);
-    return new ExtBuffer(buffer, etype);
-  }
-};
-
-Codec.prototype.addExtUnpacker = function(etype, unpacker) {
-  this.extUnpackers[etype] = IS_ARRAY(unpacker) ? join(unpacker) : unpacker;
-};
-
-Codec.prototype.getExtPacker = function(value) {
-  var c = value.constructor;
-  var e = c && c.name && this.extPackers[c.name];
-  if (e) return e;
-  var list = this.extEncoderList;
-  if (!list) return;
-  var len = list.length;
-  for (var i = 0; i < len; i++) {
-    var pair = list[i];
-    if (c === pair[0]) return pair[1];
-  }
-};
-
-Codec.prototype.getExtUnpacker = function(type) {
-  return this.extUnpackers[type] || extUnpacker;
-
-  function extUnpacker(buffer) {
-    return new ExtBuffer(buffer, type);
-  }
-};
-
-function join(filters) {
-  filters = filters.slice();
-
-  return function(value) {
-    return filters.reduce(iterator, value);
-  };
-
-  function iterator(value, filter) {
-    return filter(value);
-  }
-}
+exports.createCodec = require("./codec-base").createCodec;

lib/read-core.js

 // read-core.js
 
-exports.getDecoder = getDecoder;
-
+var ExtBuffer = require("./ext-buffer").ExtBuffer;
+var ExtUnpacker = require("./ext-unpacker");
 var readUint8 = require("./read-format").readUint8;
 var ReadToken = require("./read-token");
+var CodecBase = require("./codec-base");
 
+CodecBase.install({
+  addExtUnpacker: addExtUnpacker,
+  getExtUnpacker: getExtUnpacker,
+  init: init
+});
+
+exports.preset = init.call(CodecBase.preset);
+
 function getDecoder(options) {
@@ -19,1 +28,26 @@ var readToken = ReadToken.getReadToken(options);
 }
+
+function init() {
+  var options = this.options;
+  this.decode = getDecoder(options);
+
+  if (options && options.preset) {
+    ExtUnpacker.setExtUnpackers(this);
+  }
+
+  return this;
+}
+
+function addExtUnpacker(etype, unpacker) {
+  var unpackers = this.extUnpackers || (this.extUnpackers = []);
+  unpackers[etype] = CodecBase.filter(unpacker);
+}
+
+function getExtUnpacker(type) {
+  var unpackers = this.extUnpackers || (this.extUnpackers = []);
+  return unpackers[type] || extUnpacker;
+
+  function extUnpacker(buffer) {
+    return new ExtBuffer(buffer, type);
+  }
+}

lib/read-format.js

@@ -11,23 +11,27 @@ // read-format.js
 
-var BufferLite = require("./buffer-lite");
-var BufferShortageError = require("./buffer-shortage").BufferShortageError;
+var Bufferish = require("./bufferish");
+var BufferProto = require("./bufferish-proto");
 
-var IS_BUFFER_SHIM = ("TYPED_ARRAY_SUPPORT" in Buffer);
+var HAS_MAP = ("undefined" !== typeof Map);
 var NO_ASSERT = true;
 
 function getReadFormat(options) {
+  var binarraybuffer = Bufferish.hasArrayBuffer && options && options.binarraybuffer;
+  var int64 = options && options.int64;
+  var usemap = HAS_MAP && options && options.usemap;
+
   var readFormat = {
-    map: map,
+    map: (usemap ? map_to_map : map_to_obj),
     array: array,
     str: str,
-    bin: bin,
+    bin: (binarraybuffer ? bin_arraybuffer : bin_buffer),
     ext: ext,
     uint8: uint8,
     uint16: uint16,
-    uint32: read(4, Buffer.prototype.readUInt32BE),
-    uint64: read(8, readUInt64BE),
-    int8: read(1, Buffer.prototype.readInt8),
-    int16: read(2, Buffer.prototype.readInt16BE),
-    int32: read(4, Buffer.prototype.readInt32BE),
-    int64: read(8, readInt64BE),
+    uint32: uint32,
+    uint64: read(8, int64 ? readUInt64BE_int64 : readUInt64BE),
+    int8: int8,
+    int16: int16,
+    int32: int32,
+    int64: read(8, int64 ? readInt64BE_int64 : readInt64BE),
     float32: read(4, readFloatBE),
@@ -37,11 +41,6 @@ float64: read(8, readDoubleBE)
 
-  if (options && options.int64) {
-    readFormat.uint64 = read(8, readUInt64BE_int64);
-    readFormat.int64 = read(8, readInt64BE_int64);
-  }
-
   return readFormat;
 }
 
-function map(decoder, len) {
+function map_to_obj(decoder, len) {
   var value = {};
@@ -63,2 +62,19 @@ var i;
 
+function map_to_map(decoder, len) {
+  var value = new Map();
+  var i;
+  var k = new Array(len);
+  var v = new Array(len);
+
+  var decode = decoder.codec.decode;
+  for (i = 0; i < len; i++) {
+    k[i] = decode(decoder);
+    v[i] = decode(decoder);
+  }
+  for (i = 0; i < len; i++) {
+    value.set(k[i], v[i]);
+  }
+  return value;
+}
+
 function array(decoder, len) {
@@ -74,30 +90,28 @@ var value = new Array(len);
 function str(decoder, len) {
-  var start = decoder.offset;
-  var end = decoder.offset = start + len;
-  var buffer = decoder.buffer;
-  if (end > buffer.length) throw new BufferShortageError();
-  if (IS_BUFFER_SHIM || !Buffer.isBuffer(buffer)) {
-    // slower (compat)
-    return BufferLite.readString.call(buffer, start, end);
-  } else {
-    // 2x faster
-    return buffer.toString("utf-8", start, end);
-  }
+  var start = decoder.reserve(len);
+  var end = start + len;
+  return BufferProto.toString.call(decoder.buffer, "utf-8", start, end);
 }
 
-function bin(decoder, len) {
-  var start = decoder.offset;
-  var end = decoder.offset = start + len;
-  if (end > decoder.buffer.length) throw new BufferShortageError();
-  return slice.call(decoder.buffer, start, end);
+function bin_buffer(decoder, len) {
+  var start = decoder.reserve(len);
+  var end = start + len;
+  var buf = BufferProto.slice.call(decoder.buffer, start, end);
+  return Bufferish.from(buf);
 }
 
+function bin_arraybuffer(decoder, len) {
+  var start = decoder.reserve(len);
+  var end = start + len;
+  var buf = BufferProto.slice.call(decoder.buffer, start, end);
+  return Bufferish.Uint8Array.from(buf).buffer;
+}
+
 function ext(decoder, len) {
-  var start = decoder.offset;
-  var end = decoder.offset = start + len + 1;
-  if (end > decoder.buffer.length) throw new BufferShortageError();
-  var type = decoder.buffer[start];
+  var start = decoder.reserve(len+1);
+  var type = decoder.buffer[start++];
+  var end = start + len;
   var unpack = decoder.codec.getExtUnpacker(type);
   if (!unpack) throw new Error("Invalid ext type: " + (type ? ("0x" + type.toString(16)) : type));
-  var buf = slice.call(decoder.buffer, start + 1, end);
+  var buf = BufferProto.slice.call(decoder.buffer, start, end);
   return unpack(buf);
@@ -107,18 +121,40 @@ }
 function uint8(decoder) {
-  var buffer = decoder.buffer;
-  if (decoder.offset >= buffer.length) throw new BufferShortageError();
-  return buffer[decoder.offset++];
+  var start = decoder.reserve(1);
+  return decoder.buffer[start];
 }
 
+function int8(decoder) {
+  var start = decoder.reserve(1);
+  var value = decoder.buffer[start];
+  return (value & 0x80) ? value - 0x100 : value;
+}
+
 function uint16(decoder) {
+  var start = decoder.reserve(2);
   var buffer = decoder.buffer;
-  if (decoder.offset + 2 > buffer.length) throw new BufferShortageError();
-  return (buffer[decoder.offset++] << 8) | buffer[decoder.offset++];
+  return (buffer[start++] << 8) | buffer[start];
 }
 
+function int16(decoder) {
+  var start = decoder.reserve(2);
+  var buffer = decoder.buffer;
+  var value = (buffer[start++] << 8) | buffer[start];
+  return (value & 0x8000) ? value - 0x10000 : value;
+}
+
+function uint32(decoder) {
+  var start = decoder.reserve(4);
+  var buffer = decoder.buffer;
+  return (buffer[start++] * 16777216) + (buffer[start++] << 16) + (buffer[start++] << 8) + buffer[start];
+}
+
+function int32(decoder) {
+  var start = decoder.reserve(4);
+  var buffer = decoder.buffer;
+  return (buffer[start++] << 24) | (buffer[start++] << 16) | (buffer[start++] << 8) | buffer[start];
+}
+
 function read(len, method) {
   return function(decoder) {
-    var start = decoder.offset;
-    var end = decoder.offset = start + len;
-    if (end > decoder.buffer.length) throw new BufferShortageError();
+    var start = decoder.reserve(len);
     return method.call(decoder.buffer, start, NO_ASSERT);
@@ -145,3 +181,2 @@ };
 function readFloatBE(start) {
-  if (this.readFloatBE) return this.readFloatBE(start);
   return ieee754.read(this, start, false, 23, 4);
@@ -151,11 +186,3 @@ }
 function readDoubleBE(start) {
-  if (this.readDoubleBE) return this.readDoubleBE(start);
   return ieee754.read(this, start, false, 52, 8);
-}
-
-function slice(start, end) {
-  var f = this.slice || Array.prototype.slice;
-  var buf = f.call(this, start, end);
-  if (!Buffer.isBuffer(buf)) buf = Buffer(buf);
-  return buf;
-}
+}

lib/read-token.js

@@ -127,3 +127,3 @@ // read-token.js
   var i;
-  var token = getReadToken(format).slice();
+  var token = init_token(format).slice();
 
@@ -130,0 +130,0 @@ // raw 8 -- 0xd9

lib/write-core.js

 // write-core.js
 
-exports.getEncoder = getEncoder;
-
+var ExtBuffer = require("./ext-buffer").ExtBuffer;
+var ExtPacker = require("./ext-packer");
 var WriteType = require("./write-type");
+var CodecBase = require("./codec-base");
 
+CodecBase.install({
+  addExtPacker: addExtPacker,
+  getExtPacker: getExtPacker,
+  init: init
+});
+
+exports.preset = init.call(CodecBase.preset);
+
 function getEncoder(options) {
@@ -17,1 +26,45 @@ var writeType = WriteType.getWriteType(options);
 }
+
+function init() {
+  var options = this.options;
+  this.encode = getEncoder(options);
+
+  if (options && options.preset) {
+    ExtPacker.setExtPackers(this);
+  }
+
+  return this;
+}
+
+function addExtPacker(etype, Class, packer) {
+  packer = CodecBase.filter(packer);
+  var name = Class.name;
+  if (name && name !== "Object") {
+    var packers = this.extPackers || (this.extPackers = {});
+    packers[name] = extPacker;
+  } else {
+    // fallback for IE
+    var list = this.extEncoderList || (this.extEncoderList = []);
+    list.unshift([Class, extPacker]);
+  }
+
+  function extPacker(value) {
+    if (packer) value = packer(value);
+    return new ExtBuffer(value, etype);
+  }
+}
+
+function getExtPacker(value) {
+  var packers = this.extPackers || (this.extPackers = {});
+  var c = value.constructor;
+  var e = c && c.name && packers[c.name];
+  if (e) return e;
+
+  // fallback for IE
+  var list = this.extEncoderList || (this.extEncoderList = []);
+  var len = list.length;
+  for (var i = 0; i < len; i++) {
+    var pair = list[i];
+    if (c === pair[0]) return pair[1];
+  }
+}

lib/write-token.js

 // write-token.js
 
-var BufferLite = require("./buffer-lite");
+var ieee754 = require("ieee754");
+var Int64Buffer = require("int64-buffer");
+var Uint64BE = Int64Buffer.Uint64BE;
+var Int64BE = Int64Buffer.Int64BE;
+
 var uint8 = require("./write-uint8").uint8;
-
-var IS_BUFFER_SHIM = ("TYPED_ARRAY_SUPPORT" in Buffer);
+var Bufferish = require("./bufferish");
+var Buffer = Bufferish.global;
+var IS_BUFFER_SHIM = Bufferish.hasBuffer && ("TYPED_ARRAY_SUPPORT" in Buffer);
 var NO_TYPED_ARRAY = IS_BUFFER_SHIM && !Buffer.TYPED_ARRAY_SUPPORT;
+var Buffer_prototype = Bufferish.hasBuffer && Buffer.prototype || {};
 
@@ -12,3 +18,5 @@ exports.getWriteToken = getWriteToken;
 function getWriteToken(options) {
-  if (NO_TYPED_ARRAY || (options && options.safe)) {
+  if (options && options.uint8array) {
+    return init_uint8array();
+  } else if (NO_TYPED_ARRAY || (Bufferish.hasBuffer && options && options.safe)) {
     return init_safe();
@@ -20,2 +28,13 @@ } else {
 
+function init_uint8array() {
+  var token = init_token();
+
+  // float 32 -- 0xca
+  // float 64 -- 0xcb
+  token[0xca] = writeN(0xca, 4, writeFloatBE);
+  token[0xcb] = writeN(0xcb, 8, writeDoubleBE);
+
+  return token;
+}
+
 // Node.js and browsers with TypedArray
@@ -48,4 +67,4 @@
   // float 64 -- 0xcb
-  token[0xca] = writeN(0xca, 4, Buffer.prototype.writeFloatBE, true);
-  token[0xcb] = writeN(0xcb, 8, Buffer.prototype.writeDoubleBE, true);
+  token[0xca] = writeN(0xca, 4, (Buffer_prototype.writeFloatBE || writeFloatBE), true);
+  token[0xcb] = writeN(0xcb, 8, (Buffer_prototype.writeDoubleBE || writeDoubleBE), true);
 
@@ -59,3 +78,3 @@ // uint 8 -- 0xcc
   token[0xce] = write4(0xce);
-  token[0xcf] = writeN(0xcf, 8, BufferLite.writeUint64BE);
+  token[0xcf] = writeN(0xcf, 8, writeUInt64BE);
 
@@ -69,3 +88,3 @@ // int 8 -- 0xd0
   token[0xd2] = write4(0xd2);
-  token[0xd3] = writeN(0xd3, 8, BufferLite.writeUint64BE);
+  token[0xd3] = writeN(0xd3, 8, writeInt64BE);
 
@@ -129,3 +148,3 @@ // str 8 -- 0xd9
   token[0xce] = writeN(0xce, 4, Buffer.prototype.writeUInt32BE);
-  token[0xcf] = writeN(0xcf, 8, BufferLite.writeUint64BE);
+  token[0xcf] = writeN(0xcf, 8, writeUInt64BE);
 
@@ -139,3 +158,3 @@ // int 8 -- 0xd0
   token[0xd2] = writeN(0xd2, 4, Buffer.prototype.writeInt32BE);
-  token[0xd3] = writeN(0xd3, 8, BufferLite.writeUint64BE);
+  token[0xd3] = writeN(0xd3, 8, writeInt64BE);
 
@@ -164,8 +183,6 @@ // str 8 -- 0xd9
   return function(encoder, value) {
-    encoder.reserve(2);
+    var offset = encoder.reserve(2);
     var buffer = encoder.buffer;
-    var offset = encoder.offset;
     buffer[offset++] = type;
-    buffer[offset++] = value;
-    encoder.offset = offset;
+    buffer[offset] = value;
   };
@@ -176,9 +193,7 @@ }
   return function(encoder, value) {
-    encoder.reserve(3);
+    var offset = encoder.reserve(3);
     var buffer = encoder.buffer;
-    var offset = encoder.offset;
     buffer[offset++] = type;
     buffer[offset++] = value >>> 8;
-    buffer[offset++] = value;
-    encoder.offset = offset;
+    buffer[offset] = value;
   };
@@ -189,5 +204,4 @@ }
   return function(encoder, value) {
-    encoder.reserve(5);
+    var offset = encoder.reserve(5);
     var buffer = encoder.buffer;
-    var offset = encoder.offset;
     buffer[offset++] = type;
@@ -197,4 +211,3 @@ buffer[offset++] = value >>> 24;
     buffer[offset++] = value >>> 8;
-    buffer[offset++] = value;
-    encoder.offset = offset;
+    buffer[offset] = value;
   };
@@ -205,7 +218,22 @@ }
   return function(encoder, value) {
-    encoder.reserve(len + 1);
-    encoder.buffer[encoder.offset++] = type;
-    method.call(encoder.buffer, value, encoder.offset, noAssert);
-    encoder.offset += len;
+    var offset = encoder.reserve(len + 1);
+    encoder.buffer[offset++] = type;
+    method.call(encoder.buffer, value, offset, noAssert);
   };
 }
+
+function writeUInt64BE(value, offset) {
+  new Uint64BE(this, offset, value);
+}
+
+function writeInt64BE(value, offset) {
+  new Int64BE(this, offset, value);
+}
+
+function writeFloatBE(value, offset) {
+  ieee754.write(this, value, offset, false, 23, 4);
+}
+
+function writeDoubleBE(value, offset) {
+  ieee754.write(this, value, offset, false, 52, 8);
+}

lib/write-type.js

@@ -8,3 +8,4 @@ // write-type.js
 
-var BufferLite = require("./buffer-lite");
+var Bufferish = require("./bufferish");
+var BufferProto = require("./bufferish-proto");
 var WriteToken = require("./write-token");
@@ -14,3 +15,4 @@ var uint8 = require("./write-uint8").uint8;
 
-var IS_BUFFER_SHIM = ("TYPED_ARRAY_SUPPORT" in Buffer);
+var HAS_UINT8ARRAY = ("undefined" !== typeof Uint8Array);
+var HAS_MAP = ("undefined" !== typeof Map);
 
@@ -28,2 +30,8 @@ var extmap = [];
   var token = WriteToken.getWriteToken(options);
+  var useraw = options && options.useraw;
+  var binarraybuffer = HAS_UINT8ARRAY && options && options.binarraybuffer;
+  var isBuffer = binarraybuffer ? Bufferish.isArrayBuffer : Bufferish.isBuffer;
+  var bin = binarraybuffer ? bin_arraybuffer : bin_buffer;
+  var usemap = HAS_MAP && options && options.usemap;
+  var map = usemap ? map_to_map : obj_to_map;
 
@@ -34,4 +42,4 @@ var writeType = {
     "number": number,
-    "object": object,
-    "string": string,
+    "object": (useraw ? object_raw : object),
+    "string": _string(useraw ? raw_head_size : str_head_size),
     "symbol": nil,
@@ -41,7 +49,2 @@ "undefined": nil
 
-  if (options && options.useraw) {
-    writeType.object = object_raw;
-    writeType.string = string_raw;
-  }
-
   return writeType;
@@ -98,29 +101,49 @@
   // fixstr -- 0xa0 - 0xbf
-  function string(encoder, value) {
-    // prepare buffer
-    var length = value.length;
-    var maxsize = 5 + length * 3;
-    encoder.reserve(maxsize);
+  function str_head_size(length) {
+    return (length < 32) ? 1 : (length <= 0xFF) ? 2 : (length <= 0xFFFF) ? 3 : 5;
+  }
 
-    // expected header size
-    var expected = (length < 32) ? 1 : (length <= 0xFF) ? 2 : (length <= 0xFFFF) ? 3 : 5;
+  // raw 16 -- 0xda
+  // raw 32 -- 0xdb
+  // fixraw -- 0xa0 - 0xbf
+  function raw_head_size(length) {
+    return (length < 32) ? 1 : (length <= 0xFFFF) ? 3 : 5;
+  }
 
-    // expected start point
-    var start = encoder.offset + expected;
+  function _string(head_size) {
+    return string;
 
-    // write string
-    length = BufferLite.writeString.call(encoder.buffer, value, start);
+    function string(encoder, value) {
+      // prepare buffer
+      var length = value.length;
+      var maxsize = 5 + length * 3;
+      encoder.offset = encoder.reserve(maxsize);
+      var buffer = encoder.buffer;
 
-    // actual header size
-    var actual = (length < 32) ? 1 : (length <= 0xFF) ? 2 : (length <= 0xFFFF) ? 3 : 5;
+      // expected header size
+      var expected = head_size(length);
 
-    // move content when needed
-    if (expected !== actual) move(encoder, start, length, actual - expected);
+      // expected start point
+      var start = encoder.offset + expected;
 
-    // write header
-    var type = (actual === 1) ? (0xa0 + length) : (actual <= 3) ? 0xd7 + actual : 0xdb;
-    token[type](encoder, length);
+      // write string
+      length = BufferProto.write.call(buffer, value, start);
 
-    // move cursor
-    encoder.offset += length;
+      // actual header size
+      var actual = head_size(length);
+
+      // move content when needed
+      if (expected !== actual) {
+        var targetStart = start + actual - expected;
+        var end = start + length;
+        BufferProto.copy.call(buffer, buffer, targetStart, start, end);
+      }
+
+      // write header
+      var type = (actual === 1) ? (0xa0 + length) : (actual <= 3) ? (0xd7 + actual) : 0xdb;
+      token[type](encoder, length);
+
+      // move cursor
+      encoder.offset += length;
+    }
   }
@@ -133,3 +156,3 @@
     // Buffer
-    if (Buffer.isBuffer(value)) return bin(encoder, value);
+    if (isBuffer(value)) return bin(encoder, value);
 
@@ -148,6 +171,14 @@ // Array
 
-    // plain old objects
+    // plain old Objects or Map
     map(encoder, value);
   }
 
+  function object_raw(encoder, value) {
+    // Buffer
+    if (isBuffer(value)) return raw(encoder, value);
+
+    // others
+    object(encoder, value);
+  }
+
   // nil -- 0xc0
@@ -176,3 +207,3 @@ function nil(encoder, value) {
   // bin 32 -- 0xc6
-  function bin(encoder, value) {
+  function bin_buffer(encoder, value) {
     var length = value.length;
@@ -184,2 +215,6 @@ var type = (length < 0xFF) ? 0xc4 : (length <= 0xFFFF) ? 0xc5 : 0xc6;
 
+  function bin_arraybuffer(encoder, value) {
+    bin_buffer(encoder, new Uint8Array(value));
+  }
+
   // fixext 1 -- 0xd4
@@ -205,3 +240,3 @@ // fixext 2 -- 0xd5
   // map 32 -- 0xdf
-  function map(encoder, value) {
+  function obj_to_map(encoder, value) {
     var keys = Object.keys(value);
@@ -219,32 +254,17 @@ var length = keys.length;
 
-  // raw 16 -- 0xda
-  // raw 32 -- 0xdb
-  // fixraw -- 0xa0 - 0xbf
-  function string_raw(encoder, value) {
-    // prepare buffer
-    var length = value.length;
-    var maxsize = 5 + length * 3;
-    encoder.reserve(maxsize);
+  // fixmap -- 0x80 - 0x8f
+  // map 16 -- 0xde
+  // map 32 -- 0xdf
+  function map_to_map(encoder, value) {
+    if (!(value instanceof Map)) return obj_to_map(encoder, value);
 
-    // expected header size
-    var expected = (length < 32) ? 1 : (length <= 0xFFFF) ? 3 : 5;
-
-    // expected start point
-    var start = encoder.offset + expected;
-
-    // write string
-    length = BufferLite.writeString.call(encoder.buffer, value, start);
-
-    // actual header size
-    var actual = (length < 32) ? 1 : (length <= 0xFFFF) ? 3 : 5;
-
-    // move content when needed
-    if (expected !== actual) move(encoder, start, length, actual - expected);
-
-    // write header
-    var type = (length < 32) ? (0xa0 + length) : (length <= 0xFFFF) ? 0xda : 0xdb;
+    var length = value.size;
+    var type = (length < 16) ? (0x80 + length) : (length <= 0xFFFF) ? 0xde : 0xdf;
     token[type](encoder, length);
 
-    // move cursor
-    encoder.offset += length;
+    var encode = encoder.codec.encode;
+    value.forEach(function(val, key, m) {
+      encode(encoder, key);
+      encode(encoder, val);
+    });
   }
@@ -255,5 +275,3 @@
   // fixraw -- 0xa0 - 0xbf
-  function object_raw(encoder, value) {
-    if (!Buffer.isBuffer(value)) return object(encoder, value);
-
+  function raw(encoder, value) {
     var length = value.length;
@@ -265,11 +283,1 @@ var type = (length < 32) ? (0xa0 + length) : (length <= 0xFFFF) ? 0xda : 0xdb;
 }
-
-function move(encoder, start, length, diff) {
-  var targetStart = start + diff;
-  var end = start + length;
-  if (IS_BUFFER_SHIM) {
-    BufferLite.copy.call(encoder.buffer, encoder.buffer, targetStart, start, end);
-  } else {
-    encoder.buffer.copy(encoder.buffer, targetStart, start, end);
-  }
-}

lib/write-uint8.js

@@ -11,5 +11,5 @@ // write-unit8.js
   return function(encoder) {
-    encoder.reserve(1);
-    encoder.buffer[encoder.offset++] = type;
+    var offset = encoder.reserve(1);
+    encoder.buffer[offset] = type;
   };
 }

package.json

 {
   "name": "msgpack-lite",
   "description": "Fast Pure JavaScript MessagePack Encoder and Decoder",
-  "version": "0.1.20",
+  "version": "0.1.26",
   "author": "@kawanet",
@@ -14,22 +14,24 @@ "bin": {
   "contributors": [
+    "Christopher Vermilion <[e-mail]>",
     "Frederik Dudzik <[e-mail]>",
     "Garrett Serack <[e-mail]>",
     "Jesse Armand <[e-mail]>",
-    "Joshua Wise <[e-mail]>"
+    "Joshua Wise <[e-mail]>",
+    "Maciej Hirsz <[e-mail]>"
   ],
   "dependencies": {
     "event-lite": "^0.1.1",
-    "ieee754": "^1.1.6",
-    "int64-buffer": "^0.1.6",
+    "ieee754": "^1.1.8",
+    "int64-buffer": "^0.1.9",
     "isarray": "^1.0.0"
   },
   "devDependencies": {
-    "async": "^1.5.2",
-    "browserify": "^13.0.0",
-    "concat-stream": "^1.5.1",
-    "jshint": "^2.9.2",
-    "mocha": "^2.4.5",
+    "async": "^2.1.1",
+    "browserify": "^13.1.0",
+    "concat-stream": "^1.5.2",
+    "jshint": "^2.9.3",
+    "mocha": "^3.1.2",
     "msgpack.codec": "git+https://github.com/kawanet/msgpack-javascript.git#msgpack.codec",
-    "uglify-js": "^2.6.2",
-    "zuul": "^3.10.1"
+    "uglify-js": "^2.7.3",
+    "zuul": "^3.11.1"
   },
@@ -42,2 +44,3 @@ "homepage": "https://github.com/kawanet/msgpack-lite",
       "Symbol": true,
+      "Map": true,
       "window": true
@@ -50,2 +53,3 @@ },
   "keywords": [
+    "arraybuffer",
     "buffer",
@@ -58,3 +62,2 @@ "fluentd",
     "typedarray",
-    "arraybuffer",
     "uint8array"
@@ -69,4 +72,11 @@ ],
   "scripts": {
-    "test": "make test"
+    "benchmark": "./lib/benchmark.js",
+    "benchmark-lite": "./lib/benchmark.js msgpack-lite",
+    "benchmark-stream": "./lib/benchmark-stream.js",
+    "fixpack": "fixpack",
+    "make": "make",
+    "size": "make clean dist/msgpack.min.js && gzip -9fkv dist/msgpack.min.js && ls -l dist",
+    "test": "make test",
+    "test-browser-local": "make test-browser-local"
   }
 }

README.md

@@ -16,3 +16,3 @@ # msgpack-lite [![npm version](https://badge.fury.io/js/msgpack-lite.svg)](http://badge.fury.io/js/msgpack-lite) [![Build Status](https://travis-ci.org/kawanet/msgpack-lite.svg?branch=master)](https://travis-ci.org/kawanet/msgpack-lite)
 - Ready for [Web browsers](https://saucelabs.com/u/msgpack-lite) including Chrome, Firefox, Safari and even IE8
-- [Tested](https://travis-ci.org/kawanet/msgpack-lite) on Node.js v0.10, v0.12, v4 and v5 as well as Web browsers
+- [Tested](https://travis-ci.org/kawanet/msgpack-lite) on Node.js v0.10, v0.12, v4, v5 and v6 as well as Web browsers
 
@@ -115,3 +115,3 @@ ### Encoding and Decoding MessagePack
 
-Browser version [msgpack.min.js](https://rawgit.com/kawanet/msgpack-lite/master/dist/msgpack.min.js) is also available. 44KB minified, 13KB gziped.
+Browser version [msgpack.min.js](https://rawgit.com/kawanet/msgpack-lite/master/dist/msgpack.min.js) is also available. 50KB minified, 14KB gziped.
 
@@ -195,3 +195,3 @@ ```html
 $ npm install msgpack msgpack-js msgpack-js-v5 msgpack-unpack msgpack5 notepack
-$ node lib/benchmark.js 10
+$ npm run benchmark 10
 ```
@@ -224,3 +224,3 @@
 ```sh
-$ node lib/benchmark-stream.js 2
+$ npm run benchmark-stream 2
 ```
@@ -256,3 +256,4 @@
 Array|array format family|Array
-Object (plain object)|map format family|Object
+Map|map format family|Map (if `usemap=true`)
+Object (plain object)|map format family|Object (or Map if `usemap=true`)
 Object (see below)|ext format family|Object (see below)
@@ -282,3 +283,3 @@
 0x0A|RegExp|0x1A|ArrayBuffer
-0x0B|Boolean|0x1B|
+0x0B|Boolean|0x1B|Buffer
 0x0C|String|0x1C|
@@ -362,3 +363,3 @@ 0x0D|Date|0x1D|DataView
 
-`int64`: It decodes msgpack's int64/uint64 formats with [int64-buffer](https://github.com/kawanet/int64-buffer) object.
+`int64`: It decodes msgpack's `int64`/`uint64` formats with [int64-buffer](https://github.com/kawanet/int64-buffer) object.
 
@@ -369,2 +370,21 @@ ```js
 
+`binarraybuffer`: It ties msgpack's `bin` format with `ArrayBuffer` object, instead of `Buffer` object.
+
+```js
+var codec = msgpack.createCodec({binarraybuffer: true, preset: true});
+```
+
+`uint8array`: It returns Uint8Array object when encoding, instead of `Buffer` object.
+
+```js
+var codec = msgpack.createCodec({uint8array: true});
+```
+
+`usemap`: Uses the global JavaScript Map type, if available, to unpack
+MessagePack map elements.
+
+```js
+var codec = msgpack.createCodec({usemap: true});
+```
+
 ### Compatibility Mode
@@ -371,0 +391,0 @@

test/10.encode.js

@@ -9,8 +9,28 @@ #!/usr/bin/env mocha -R spec
 
+var HAS_UINT8ARRAY = ("undefined" !== typeof Uint8Array);
+
 describe(TITLE, function() {
+  describe("Buffer", function() {
+    run_tests();
+  });
 
+  var describe_Uint8Array = HAS_UINT8ARRAY ? describe : describe.skip;
+  describe_Uint8Array("Uint8Array", function() {
+    run_tests({uint8array: true});
+  });
+});
+
+function run_tests(codecopt) {
+  var options;
+
+  if (codecopt) it(JSON.stringify(codecopt), function() {
+    var codec = msgpack.createCodec(codecopt);
+    assert.ok(codec);
+    options = {codec: codec};
+  });
+
   // positive fixint -- 0x00 - 0x7f
   it("00-7f: positive fixint", function() {
     for (var i = 0; i <= 0x7F; i++) {
-      assert.deepEqual(toArray(msgpack.encode(i)), [i]);
+      assert.deepEqual(toArray(msgpack.encode(i, options)), [i]);
     }
@@ -25,3 +45,3 @@ });
     Object.keys(map).forEach(function(key) {
-      assert.deepEqual(toArray(msgpack.encode(src)), exp);
+      assert.deepEqual(toArray(msgpack.encode(src, options)), exp);
       src[key] = map[key];
@@ -41,3 +61,3 @@ exp[0]++;
     for (var i = 0; i < 16; i++) {
-      assert.deepEqual(toArray(msgpack.encode(src)), exp);
+      assert.deepEqual(toArray(msgpack.encode(src, options)), exp);
       src.push(array[i]);
@@ -51,3 +71,3 @@ exp[0]++;
   it("a0-bf: fixstr", function() {
-    assert.deepEqual(toArray(msgpack.encode("")), [0xa0]);
+    assert.deepEqual(toArray(msgpack.encode("", options)), [0xa0]);
 
@@ -58,3 +78,3 @@ var str = "0123456789abcdefghijklmnopqrstu";
       var src = str.substr(0, i);
-      assert.deepEqual(toArray(msgpack.encode(src)), exp);
+      assert.deepEqual(toArray(msgpack.encode(src, options)), exp);
       exp[0]++;
@@ -67,9 +87,9 @@ exp.push(str.charCodeAt(i));
   it("c0: nil (null)", function() {
-    assert.deepEqual(toArray(msgpack.encode(null)), [0xc0]);
+    assert.deepEqual(toArray(msgpack.encode(null, options)), [0xc0]);
   });
   it("c0: nil (undefined)", function() {
-    assert.deepEqual(toArray(msgpack.encode(undefined)), [0xc0]);
+    assert.deepEqual(toArray(msgpack.encode(undefined, options)), [0xc0]);
   });
   it("c0: nil (Function)", function() {
-    assert.deepEqual(toArray(msgpack.encode(NOP)), [0xc0]);
+    assert.deepEqual(toArray(msgpack.encode(NOP, options)), [0xc0]);
   });
@@ -80,4 +100,4 @@
   it("c2-c3: boolean", function() {
-    assert.deepEqual(toArray(msgpack.encode(false)), [0xc2]);
-    assert.deepEqual(toArray(msgpack.encode(true)), [0xc3]);
+    assert.deepEqual(toArray(msgpack.encode(false, options)), [0xc2]);
+    assert.deepEqual(toArray(msgpack.encode(true, options)), [0xc3]);
   });
@@ -93,11 +113,11 @@
     bin.fill(0);
-    assert.deepEqual(toArray(msgpack.encode(bin)), concat([0xc4, 1], bin));
+    assert.deepEqual(toArray(msgpack.encode(bin, options)), concat([0xc4, 1], bin));
 
     bin = Buffer(256);
     bin.fill(0);
-    assert.deepEqual(toArray(msgpack.encode(bin)), concat([0xc5, 1, 0], bin));
+    assert.deepEqual(toArray(msgpack.encode(bin, options)), concat([0xc5, 1, 0], bin));
 
     bin = Buffer(65536);
     bin.fill(0);
-    assert.deepEqual(toArray(msgpack.encode(bin)), concat([0xc6, 0, 1, 0, 0], bin));
+    assert.deepEqual(toArray(msgpack.encode(bin, options)), concat([0xc6, 0, 1, 0, 0], bin));
   });
@@ -108,3 +128,3 @@
   it("ca-cb: float 32/64", function() {
-    assert.deepEqual(toArray(msgpack.encode(0.5)), [0xcb, 63, 224, 0, 0, 0, 0, 0, 0]);
+    assert.deepEqual(toArray(msgpack.encode(0.5, options)), [0xcb, 63, 224, 0, 0, 0, 0, 0, 0]);
   });
@@ -117,5 +137,5 @@
   it("cc-cf: uint 8/16/32/64", function() {
-    assert.deepEqual(toArray(msgpack.encode(0xFF)), [0xcc, 0xFF]);
-    assert.deepEqual(toArray(msgpack.encode(0xFFFF)), [0xcd, 0xFF, 0xFF]);
-    assert.deepEqual(toArray(msgpack.encode(0x7FFFFFFF)), [0xce, 0x7F, 0xFF, 0xFF, 0xFF]);
+    assert.deepEqual(toArray(msgpack.encode(0xFF, options)), [0xcc, 0xFF]);
+    assert.deepEqual(toArray(msgpack.encode(0xFFFF, options)), [0xcd, 0xFF, 0xFF]);
+    assert.deepEqual(toArray(msgpack.encode(0x7FFFFFFF, options)), [0xce, 0x7F, 0xFF, 0xFF, 0xFF]);
   });
@@ -128,5 +148,5 @@
   it("d0-d3: int 8/16/32/64", function() {
-    assert.deepEqual(toArray(msgpack.encode(-0x80)), [0xd0, 0x80]);
-    assert.deepEqual(toArray(msgpack.encode(-0x8000)), [0xd1, 0x80, 0x00]);
-    assert.deepEqual(toArray(msgpack.encode(-0x80000000)), [0xd2, 0x80, 0x00, 0x00, 0x00]);
+    assert.deepEqual(toArray(msgpack.encode(-0x80, options)), [0xd0, 0x80]);
+    assert.deepEqual(toArray(msgpack.encode(-0x8000, options)), [0xd1, 0x80, 0x00]);
+    assert.deepEqual(toArray(msgpack.encode(-0x80000000, options)), [0xd2, 0x80, 0x00, 0x00, 0x00]);
   });
@@ -143,12 +163,12 @@
     str = src.substr(0, 0xFF);
-    assert.deepEqual(toArray(msgpack.encode(str)), concat([0xd9, 0xFF], Buffer(str)));
+    assert.deepEqual(toArray(msgpack.encode(str, options)), concat([0xd9, 0xFF], Buffer(str)));
 
     str = src.substr(0, 0x0100);
-    assert.deepEqual(toArray(msgpack.encode(str)), concat([0xda, 0x01, 0x00], Buffer(str)));
+    assert.deepEqual(toArray(msgpack.encode(str, options)), concat([0xda, 0x01, 0x00], Buffer(str)));
 
     str = src.substr(0, 0xFFFF);
-    assert.deepEqual(toArray(msgpack.encode(str)), concat([0xda, 0xFF, 0xFF], Buffer(str)));
+    assert.deepEqual(toArray(msgpack.encode(str, options)), concat([0xda, 0xFF, 0xFF], Buffer(str)));
 
     str = src.substr(0, 0x010000);
-    assert.deepEqual(toArray(msgpack.encode(str)), concat([0xdb, 0x00, 0x01, 0x00, 0x00], Buffer(str)));
+    assert.deepEqual(toArray(msgpack.encode(str, options)), concat([0xdb, 0x00, 0x01, 0x00, 0x00], Buffer(str)));
   });
@@ -164,7 +184,7 @@
     exp = [0xdc, 0x01, 0x00].concat(src);
-    assert.deepEqual(toArray(msgpack.encode(src)), exp);
+    assert.deepEqual(toArray(msgpack.encode(src, options)), exp);
 
     for (i = 0; i < 8; i++) src = src.concat(src);
     exp = [0xdd, 0x00, 0x01, 0x00, 0x00].concat(src);
-    assert.deepEqual(toArray(msgpack.encode(src)), exp);
+    assert.deepEqual(toArray(msgpack.encode(src, options)), exp);
   });
@@ -179,3 +199,3 @@
     for (i = 0; i < 256; i++) map[i] = i;
-    actual = msgpack.encode(map);
+    actual = msgpack.encode(map, options);
     // check only headers because order may vary
@@ -187,3 +207,3 @@ assert.equal(actual[0], 0xde);
     for (i = 256; i < 65536; i++) map[i] = i;
-    actual = msgpack.encode(map);
+    actual = msgpack.encode(map, options);
     assert.equal(actual[0], 0xdf);
@@ -199,6 +219,6 @@ assert.equal(actual[1], 0);
     for (var i = -32; i <= -1; i++) {
-      assert.deepEqual(toArray(msgpack.encode(i)), [i & 0xFF]);
+      assert.deepEqual(toArray(msgpack.encode(i, options)), [i & 0xFF]);
     }
   });
-});
+}
 
@@ -205,0 +225,0 @@ function toArray(buffer) {

test/11.decode.js

@@ -179,2 +179,3 @@ #!/usr/bin/env mocha -R spec
     assert.deepEqual(msgpack.decode(BUFFER([0xce, 0xFF, 0xFF, 0xFF, 0xFF])), 0xFFFFFFFF);
+    assert.deepEqual(msgpack.decode(BUFFER([0xce, 0x12, 0x34, 0x56, 0x78])), 0x12345678);
     assert.deepEqual(msgpack.decode(BUFFER([0xcf, 0, 0, 0, 0, 0xFF, 0xFF, 0xFF, 0xFF])), 0x00000000FFFFFFFF);
@@ -199,2 +200,3 @@ assert.deepEqual(msgpack.decode(BUFFER([0xcf, 0, 0, 0xFF, 0xFF, 0xFF, 0xFF, 0, 0])), 0x0000FFFFFFFF0000);
     assert.deepEqual(msgpack.decode(BUFFER([0xd2, 0xFF, 0xFF, 0xFF, 0xFF])), -1);
+    assert.deepEqual(msgpack.decode(BUFFER([0xd2, 0x12, 0x34, 0x56, 0x78])), 0x12345678);
     assert.deepEqual(msgpack.decode(BUFFER([0xd3, 0, 0, 0, 0, 0xFF, 0xFF, 0xFF, 0xFF])), 0x00000000FFFFFFFF);
@@ -201,0 +203,0 @@ assert.deepEqual(msgpack.decode(BUFFER([0xd3, 0, 0, 0xFF, 0xFF, 0xFF, 0xFF, 0, 0])), 0x0000FFFFFFFF0000);

test/14.codec.js

@@ -9,2 +9,4 @@ #!/usr/bin/env mocha -R spec
 
+var HAS_UINT8ARRAY = ("undefined" !== typeof Uint8Array);
+
 describe(TITLE, function() {
@@ -28,3 +30,3 @@ it("createCodec()", function() {
       var encoded = msgpack.encode(decoded, options);
-      assert.deepEqual(encoded, source);
+      assert.deepEqual(toArray(encoded), toArray(source));
     }
@@ -91,1 +93,6 @@ });
 }
+
+function toArray(array) {
+  if (HAS_UINT8ARRAY && array instanceof ArrayBuffer) array = new Uint8Array(array);
+  return Array.prototype.slice.call(array);
+}

test/20.roundtrip.js

@@ -36,8 +36,28 @@ #!/usr/bin/env mocha -R spec
 
+var HAS_UINT8ARRAY = ("undefined" !== typeof Uint8Array);
+
 describe(TITLE, function() {
+  describe("Buffer", function() {
+    run_tests();
+  });
 
+  var describe_Uint8Array = HAS_UINT8ARRAY ? describe : describe.skip;
+  describe_Uint8Array("Uint8Array", function() {
+    run_tests({uint8array: true});
+  });
+});
+
+function run_tests(codecopt) {
+  var options;
+
+  if (codecopt) it(JSON.stringify(codecopt), function() {
+    var codec = msgpack.createCodec(codecopt);
+    assert.ok(codec);
+    options = {codec: codec};
+  });
+
   it("null", function() {
     [null, undefined].forEach(function(value) {
-      var encoded = msgpack.encode(value);
-      var decoded = msgpack.decode(encoded);
+      var encoded = msgpack.encode(value, options);
+      var decoded = msgpack.decode(encoded, options);
       assert.equal(decoded, value);
@@ -49,4 +69,4 @@ });
     [true, false].forEach(function(value) {
-      var encoded = msgpack.encode(value);
-      var decoded = msgpack.decode(encoded);
+      var encoded = msgpack.encode(value, options);
+      var decoded = msgpack.decode(encoded, options);
       assert.equal(decoded, value);
@@ -59,4 +79,4 @@ });
       value = value | 0; // integer
-      var encoded = msgpack.encode(value);
-      var decoded = msgpack.decode(encoded);
+      var encoded = msgpack.encode(value, options);
+      var decoded = msgpack.decode(encoded, options);
       assert.equal(decoded, value);
@@ -68,4 +88,4 @@ });
     pattern(0x40000000, 0xFFFFFFFF).forEach(function(value) {
-      var encoded = msgpack.encode(value);
-      var decoded = msgpack.decode(encoded);
+      var encoded = msgpack.encode(value, options);
+      var decoded = msgpack.decode(encoded, options);
       assert.equal(decoded, value);
@@ -78,4 +98,4 @@ });
       value = -value | 0; // integer
-      var encoded = msgpack.encode(value);
-      var decoded = msgpack.decode(encoded);
+      var encoded = msgpack.encode(value, options);
+      var decoded = msgpack.decode(encoded, options);
       assert.equal(decoded, value);
@@ -88,4 +108,4 @@ });
       value = -value;
-      var encoded = msgpack.encode(value);
-      var decoded = msgpack.decode(encoded);
+      var encoded = msgpack.encode(value, options);
+      var decoded = msgpack.decode(encoded, options);
       assert.equal(decoded, value);
@@ -97,4 +117,4 @@ });
     [1.1, 10.01, 100.001, 1000.0001, 10000.00001, 100000.000001, 1000000.0000001].forEach(function(value) {
-      var encoded = msgpack.encode(value);
-      var decoded = msgpack.decode(encoded);
+      var encoded = msgpack.encode(value, options);
+      var decoded = msgpack.decode(encoded, options);
       assert.equal(decoded, value);
@@ -108,4 +128,4 @@ });
       var value = STRING_ASCII.substr(0, length);
-      var encoded = msgpack.encode(value);
-      var decoded = msgpack.decode(encoded);
+      var encoded = msgpack.encode(value, options);
+      var decoded = msgpack.decode(encoded, options);
       assert.equal(decoded, value);
@@ -119,4 +139,4 @@ });
       var value = STRING_GREEK.substr(0, length);
-      var encoded = msgpack.encode(value);
-      var decoded = msgpack.decode(encoded);
+      var encoded = msgpack.encode(value, options);
+      var decoded = msgpack.decode(encoded, options);
       assert.equal(decoded, value);
@@ -130,4 +150,4 @@ });
       var value = STRING_ASIAN.substr(0, length);
-      var encoded = msgpack.encode(value);
-      var decoded = msgpack.decode(encoded);
+      var encoded = msgpack.encode(value, options);
+      var decoded = msgpack.decode(encoded, options);
       assert.equal(decoded, value);
@@ -144,4 +164,4 @@ });
       assert.equal(value.length, length);
-      var encoded = msgpack.encode(value);
-      var decoded = msgpack.decode(encoded);
+      var encoded = msgpack.encode(value, options);
+      var decoded = msgpack.decode(encoded, options);
       assert.equal(decoded.length, length);
@@ -158,4 +178,4 @@ assert.equal(decoded[0], value[0]);
       assert.equal(value.length, length);
-      var encoded = msgpack.encode(value);
-      var decoded = msgpack.decode(encoded);
+      var encoded = msgpack.encode(value, options);
+      var decoded = msgpack.decode(encoded, options);
       assert.equal(decoded.length, length);
@@ -167,3 +187,3 @@ assert.equal(decoded[0], value[0]);
 
-  it("map (small)", function() {
+  it("object map (small)", function() {
     pattern(0, 257).forEach(function(length) {
@@ -176,4 +196,4 @@ var value = {};
       assert.equal(Object.keys(value).length, length);
-      var encoded = msgpack.encode(value);
-      var decoded = msgpack.decode(encoded);
+      var encoded = msgpack.encode(value, options);
+      var decoded = msgpack.decode(encoded, options);
       assert.equal(Object.keys(decoded).length, length);
@@ -185,3 +205,3 @@ assert.equal(decoded[0], value[0]);
 
-  it("map (large)", function() {
+  it("object map (large)", function() {
     this.timeout(30000);
@@ -194,4 +214,4 @@ pattern(65536, 65537).forEach(function(length) {
       assert.equal(Object.keys(value).length, length);
-      var encoded = msgpack.encode(value);
-      var decoded = msgpack.decode(encoded);
+      var encoded = msgpack.encode(value, options);
+      var decoded = msgpack.decode(encoded, options);
       assert.equal(Object.keys(decoded).length, length);
@@ -209,4 +229,4 @@ assert.equal(decoded[0], value[0]);
       assert.equal(value.length, length);
-      var encoded = msgpack.encode(value);
-      var decoded = msgpack.decode(encoded);
+      var encoded = msgpack.encode(value, options);
+      var decoded = msgpack.decode(encoded, options);
       assert.equal(decoded.length, length);
@@ -217,2 +237,2 @@ assert.equal(decoded[0], value[0]);
   });
-});
+}

test/23.extbuffer.js

@@ -11,2 +11,4 @@ #!/usr/bin/env mocha -R spec
 
+var HAS_UINT8ARRAY = ("undefined" !== typeof Uint8Array);
+
 describe(TITLE, function() {
@@ -23,2 +25,8 @@ it("ExtBuffer (0x00)", function() {
 
+  it("ExtBuffer Array (0x20-0xFF)", function() {
+    for (var i = 32; i < 256; i++) {
+      testExtBufferArray(i);
+    }
+  });
+
   function testExtBuffer(type) {
@@ -35,6 +43,40 @@ // fixext 8 -- 0xd7
     assert.equal(decoded.buffer.length, content.length);
-    assert.deepEqual(decoded.buffer, content);
+    assert.deepEqual(toArray(decoded.buffer), toArray(content));
     var encoded = msgpack.encode(decoded);
-    assert.deepEqual(encoded, source);
+    assert.deepEqual(toArray(encoded), toArray(source));
   }
+
+  // Unpack and re-pack an array of extension types.
+  // Tests, among other things, that the right number of bytes are
+  // consumed with each ext type read.
+  function testExtBufferArray(type) {
+    function content(j) {
+        var x = j * type;
+        return Buffer([x & 0x7F, (x + 1) & 0x7F]);
+    }
+    // fixarray len 10
+    var arrayHeader = new Buffer([0x9a]);
+    var fullBuffer = arrayHeader;
+    for (var j = 0; j < 10; j++) {
+      // fixext 2 -- 0xd5
+      var header = new Buffer([0xd5, type]);
+      fullBuffer = Buffer.concat([fullBuffer, header, content(j)]);
+    }
+    var decoded = msgpack.decode(fullBuffer);
+    assert.equal(true, decoded instanceof Array);
+    assert.equal(decoded.length, 10);
+    for (j = 0; j < 10; j++) {
+      assert.equal(decoded[j].type, type);
+      assert.equal(decoded[j].buffer.length, 2);
+      assert.deepEqual(decoded[j].buffer, content(j));
+    }
+    var encoded = msgpack.encode(decoded);
+    assert.deepEqual(encoded, fullBuffer);
+  }
+
 });
+
+function toArray(array) {
+  if (HAS_UINT8ARRAY && array instanceof ArrayBuffer) array = new Uint8Array(array);
+  return Array.prototype.slice.call(array);
+}

New alerts

Network access

Supply chain risk

This module accesses the network.

Found 1 instance in 1 package

Improved metrics

Total package byte prevSize

201160

increased by18.93%

Number of package files

68

increased by25.93%

Lines of code

4040

increased by23.25%

Number of lines in readme file

434

increased by4.83%

Worsened metrics

Number of low supply chain risk alerts

21

increased by23.53%

Number of medium supply chain risk alerts

2

increased byInfinity%

Dependency changes

• Updatedieee754@^1.1.8

• Updatedint64-buffer@^0.1.9