Version bump to 2.5

Gruntfile.js

@@ -205,6 +205,7 @@ module.exports = function (grunt) {
               'src/core/backpressure/controlled.js',
               'src/core/backpressure/stopandwait.js',
               'src/core/backpressure/windowed.js',
+              'src/core/linq/observable/pipe.js',
 
               // Binding operators
               'src/core/linq/observable/multicast.js', // ConnectableObservable
@@ -497,6 +498,7 @@ module.exports = function (grunt) {
               'src/core/backpressure/controlled.js',
               'src/core/backpressure/stopandwait.js',
               'src/core/backpressure/windowed.js',
+              'src/core/linq/observable/pipe.js',
 
               // Binding operators
               'src/core/linq/observable/multicast.js', // ConnectableObservable
@@ -1046,6 +1048,7 @@ module.exports = function (grunt) {
               'src/core/backpressure/pausable.js',
               'src/core/backpressure/pausablebuffered.js',
               'src/core/backpressure/controlled.js',
+              'src/core/linq/observable/pipe.js',
 
               // Transducers
               'src/core/linq/observable/transduce.js',
@@ -1215,6 +1218,7 @@ module.exports = function (grunt) {
               'src/core/backpressure/pausable.js',
               'src/core/backpressure/pausablebuffered.js',
               'src/core/backpressure/controlled.js',
+              'src/core/linq/observable/pipe.js',
 
               // Transducers
               'src/core/linq/observable/transduce.js',

bower.json

@@ -1,6 +1,6 @@
 {
   "name": "rxjs",
-  "version": "2.4.11",
+  "version": "2.5.0",
   "main": [
     "dist/rx.all.js",
     "dist/rx.all.map",

dist/rx.all.compat.js

@@ -6065,15 +6065,17 @@
    */
   Observable.fromCallback = function (func, context, selector) {
     return function () {
-      for(var args = [], i = 0, len = arguments.length; i < len; i++) { args.push(arguments[i]); }
+      var len = arguments.length, args = new Array(len)
+      for(var i = 0; i < len; i++) { args[i] = arguments[i]; }
 
       return new AnonymousObservable(function (observer) {
         function handler() {
-          var results = arguments;
+          var len = arguments.length, results = new Array(len);
+          for(var i = 0; i < len; i++) { results[i] = arguments[i]; }
 
           if (selector) {
             try {
-              results = selector(results);
+              results = selector.apply(context, results);
             } catch (e) {
               return observer.onError(e);
             }
@@ -6120,7 +6122,7 @@
 
           if (selector) {
             try {
-              results = selector(results);
+              results = selector.apply(context, results);
             } catch (e) {
               return observer.onError(e);
             }
@@ -6829,6 +6831,38 @@
     return new WindowedObservable(this, windowSize);
   };
 
+  /**
+   * Pipes the existing Observable sequence into a Node.js Stream.
+   * @param {Stream} dest The destination Node.js stream.
+   * @returns {Stream} The destination stream.
+   */
+  observableProto.pipe = function (dest) {
+    var source = this.pausableBuffered();
+
+    function onDrain() {
+      source.resume();
+    }
+
+    dest.addListener('drain', onDrain);
+
+    source.subscribe(
+      function (x) {
+        !dest.write(String(x)) && source.pause();
+      },
+      function (err) {
+        dest.emit('error', err);
+      },
+      function () {
+        // Hack check because STDIO is not closable
+        !dest._isStdio && dest.end();
+        dest.removeListener('drain', onDrain);
+      });
+
+    source.resume();
+
+    return dest;
+  };
+
   /**
    * Multicasts the source sequence notifications through an instantiated subject into all uses of the sequence within a selector function. Each
    * subscription to the resulting sequence causes a separate multicast invocation, exposing the sequence resulting from the selector function's

dist/rx.all.js

@@ -5920,15 +5920,17 @@
    */
   Observable.fromCallback = function (func, context, selector) {
     return function () {
-      for(var args = [], i = 0, len = arguments.length; i < len; i++) { args.push(arguments[i]); }
+      var len = arguments.length, args = new Array(len)
+      for(var i = 0; i < len; i++) { args[i] = arguments[i]; }
 
       return new AnonymousObservable(function (observer) {
         function handler() {
-          var results = arguments;
+          var len = arguments.length, results = new Array(len);
+          for(var i = 0; i < len; i++) { results[i] = arguments[i]; }
 
           if (selector) {
             try {
-              results = selector(results);
+              results = selector.apply(context, results);
             } catch (e) {
               return observer.onError(e);
             }
@@ -5975,7 +5977,7 @@
 
           if (selector) {
             try {
-              results = selector(results);
+              results = selector.apply(context, results);
             } catch (e) {
               return observer.onError(e);
             }
@@ -6616,6 +6618,38 @@
     return new WindowedObservable(this, windowSize);
   };
 
+  /**
+   * Pipes the existing Observable sequence into a Node.js Stream.
+   * @param {Stream} dest The destination Node.js stream.
+   * @returns {Stream} The destination stream.
+   */
+  observableProto.pipe = function (dest) {
+    var source = this.pausableBuffered();
+
+    function onDrain() {
+      source.resume();
+    }
+
+    dest.addListener('drain', onDrain);
+
+    source.subscribe(
+      function (x) {
+        !dest.write(String(x)) && source.pause();
+      },
+      function (err) {
+        dest.emit('error', err);
+      },
+      function () {
+        // Hack check because STDIO is not closable
+        !dest._isStdio && dest.end();
+        dest.removeListener('drain', onDrain);
+      });
+
+    source.resume();
+
+    return dest;
+  };
+
   /**
    * Multicasts the source sequence notifications through an instantiated subject into all uses of the sequence within a selector function. Each
    * subscription to the resulting sequence causes a separate multicast invocation, exposing the sequence resulting from the selector function's

dist/rx.async.compat.js

@@ -300,15 +300,17 @@
    */
   Observable.fromCallback = function (func, context, selector) {
     return function () {
-      for(var args = [], i = 0, len = arguments.length; i < len; i++) { args.push(arguments[i]); }
+      var len = arguments.length, args = new Array(len)
+      for(var i = 0; i < len; i++) { args[i] = arguments[i]; }
 
       return new AnonymousObservable(function (observer) {
         function handler() {
-          var results = arguments;
+          var len = arguments.length, results = new Array(len);
+          for(var i = 0; i < len; i++) { results[i] = arguments[i]; }
 
           if (selector) {
             try {
-              results = selector(results);
+              results = selector.apply(context, results);
             } catch (e) {
               return observer.onError(e);
             }
@@ -355,7 +357,7 @@
 
           if (selector) {
             try {
-              results = selector(results);
+              results = selector.apply(context, results);
             } catch (e) {
               return observer.onError(e);
             }

dist/rx.async.js

@@ -300,15 +300,17 @@
    */
   Observable.fromCallback = function (func, context, selector) {
     return function () {
-      for(var args = [], i = 0, len = arguments.length; i < len; i++) { args.push(arguments[i]); }
+      var len = arguments.length, args = new Array(len)
+      for(var i = 0; i < len; i++) { args[i] = arguments[i]; }
 
       return new AnonymousObservable(function (observer) {
         function handler() {
-          var results = arguments;
+          var len = arguments.length, results = new Array(len);
+          for(var i = 0; i < len; i++) { results[i] = arguments[i]; }
 
           if (selector) {
             try {
-              results = selector(results);
+              results = selector.apply(context, results);
             } catch (e) {
               return observer.onError(e);
             }
@@ -355,7 +357,7 @@
 
           if (selector) {
             try {
-              results = selector(results);
+              results = selector.apply(context, results);
             } catch (e) {
               return observer.onError(e);
             }