ws - npm Package Compare versions

Comparing version 0.3.6 to 0.3.7

History.md

@@ -1,4 +0,10 @@
-v0.3.6 - Dec 15th 2011
+v0.3.7 - Dec 25nd 2011
 ======================
 
+* Added a browser based API which uses EventEmitters internally [3rd-Eden]
+* Expose request information from upgrade event for websocket server clients [mmalecki]
+
+v0.3.6 - Dec 19th 2011
+======================
+
 * Added option to let WebSocket.Server use an already existing http server [mmalecki]
@@ -5,0 +11,0 @@ * Migrating various option structures to use options.js module [einaros]

lib/BufferPool.js

@@ -37,6 +37,2 @@ /*!
   if (this._buffer == null || this._offset + length > this._buffer.length) {
-    // detaches previous buffer, activates a new area
-    // may cause leak-like effects, although not actually to be considered leaks
-    // ideally the allocation should check a map of vacant slots, so that detached
-    // buffers still are useful
     var newBuf = new Buffer(this._growStrategy(length));
@@ -52,5 +48,5 @@ this._buffer = newBuf;
 
-BufferPool.prototype.reset = function() {
+BufferPool.prototype.reset = function(forceNewBuffer) {
   var len = this._shrinkStrategy();
-  this._buffer = len ? new Buffer(this._shrinkStrategy()) : null;
+  this._buffer = len ? new Buffer(len) : null;
   this._offset = 0;
@@ -60,2 +56,2 @@ this._used = 0;
 
-module.exports = BufferPool;
+module.exports = BufferPool;

lib/Receiver.js

@@ -33,6 +33,7 @@ /*!
   this.overflow = [];
+  var prevUsed = -1;
   this.bufferPool = new BufferPool(1024, function(db, length) {
     return db.used + length;
   }, function(db) {
-    return db.prevUsed = (typeof db.prevUsed == 'undefined' ? (db.prevUsed + db.used) / 2 : db.used);
+    return prevUsed = prevUsed >= 0 ? (prevUsed + db.used) / 2 : db.used;
   });
@@ -39,0 +40,0 @@ this.expectOffset = 0;

lib/WebSocket.js

@@ -38,8 +38,20 @@ /*!
     }).merge(options);
+
+    // Exposed properties
     Object.defineProperty(this, 'protocol', {
-      value: options.value.protocol
+      value: options.value.protocol,
+      configurable: false,
+      enumerable: true
     });
     Object.defineProperty(this, 'protocolVersion', {
-      value: options.value.protocolVersion
+      value: options.value.protocolVersion,
+      configurable: false,
+      enumerable: true
     });
+    Object.defineProperty(this, 'upgradeReq', {
+      value: address[0],
+      configurable: false,
+      enumerable: true
+    });
+
     this._state = 'connecting';
@@ -56,3 +68,3 @@ this._isServer = true;
      */
-    
+
     this._isServer = false;
@@ -143,2 +155,7 @@
   }
+  Object.defineProperty(this, 'state', {
+    value: this._state,
+    configurable: false,
+    enumerable: true
+  });
 }
@@ -241,7 +258,4 @@
     sendStream(this, data, options, function(error) {
-      if (typeof cb == 'function') {
-        cb(error);
-        return;
-      }
-      executeQueueSends(self);
+      process.nextTick(function() { executeQueueSends(self); });
+      if (typeof cb == 'function') cb(error);
     });
@@ -310,4 +324,55 @@ }
   }
-}
+};
 
+/**
+ * Emulates the Browser based WebSocket interface.
+ *
+ * @see http://dev.w3.org/html5/websockets/#the-websocket-interface
+ * @api public
+ */
+
+['open', 'error', 'close', 'message'].forEach(function(method) {
+  Object.defineProperty(WebSocket.prototype, 'on' + method, {
+    /**
+     * Returns the current listener
+     *
+     * @returns {Mixed} the set function or undefined
+     * @api public
+     */
+
+    get: function get() {
+      var listener = this.listeners(method)[0];
+      return listener ? (listener._listener ? listener._listener : listener) : undefined;
+    },
+
+    /**
+     * Start listening for events
+     *
+     * @param {Function} listener the listener
+     * @returns {Mixed} the set function or undefined
+     * @api public
+     */
+
+    set: function set(listener) {
+      this.removeAllListeners(method);
+
+      if (typeof listener === 'function') {
+        // Special case for messages as we need to wrap the response here to
+        // emulate a WebSocket event response.
+        if (method === 'message') {
+          function message (data) {
+            listener.call(this, { data: data });
+          }
+
+          // store a reference so we can return the origional function again
+          message._listener = listener;
+          this.on(method, message);
+        } else {
+          this.on(method, listener);
+        }
+      }
+    }
+  });
+});
+
 module.exports = WebSocket;
@@ -314,0 +379,0 @@

package.json

@@ -5,3 +5,3 @@ {
   "description": "simple and very fast websocket protocol client for node.js",
-  "version": "0.3.6",
+  "version": "0.3.7",
   "repository": {
@@ -8,0 +8,0 @@ "type": "git",

test/WebSocket.test.js

@@ -271,3 +271,3 @@ var assert = require('assert')
           srv.close();
-          done();            
+          done();
         });
@@ -603,3 +603,3 @@ });
           srv.close();
-          done();            
+          done();
         });
@@ -935,2 +935,63 @@ });
   })
+  describe('API emulation', function() {
+    it('should not throw errors when getting and setting', function(done) {
+      server.createServer(++port, function(srv) {
+        var ws = new WebSocket('ws://localhost:' + port);
+        var listener = function () {};
+
+        ws.onmessage = listener;
+        ws.onerror = listener;
+        ws.onclose = listener;
+        ws.onopen = listener;
+
+        assert.ok(ws.onopen === listener);
+        assert.ok(ws.onmessage === listener);
+        assert.ok(ws.onclose === listener);
+        assert.ok(ws.onerror === listener);
+
+        srv.close();
+        ws.terminate();
+        done();
+      });
+    });
+    it('should work the same as the EventEmitter api', function(done) {
+      server.createServer(++port, function(srv) {
+        var ws = new WebSocket('ws://localhost:' + port);
+        var listener = function() {};
+        var message = 0;
+        var close = 0;
+        var open = 0;
+
+        ws.onmessage = function(data) {
+          assert.ok(!!data.data);
+          ++message;
+          ws.close();
+        };
+
+        ws.onopen = function() {
+          ++open;
+        }
+
+        ws.onclose = function() {
+          ++close;
+        }
+
+        ws.on('open', function() {
+          ws.send('foo');
+        });
+
+        ws.on('close', function() {
+          process.nextTick(function() {
+            assert.ok(message === 1);
+            assert.ok(open === 1);
+            assert.ok(close === 1);
+
+            srv.close();
+            ws.terminate();
+            done();
+          });
+        })
+      });
+    });
+  })
 })

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Improved metrics

Total package byte prevSize

133888

2.49%

Lines of code

3455

3.17%

No dependency changes