style($function): replace $function with 'function'

9 files changed, 18 insertions, 19 deletions

diff --git a/src/Angular.js b/src/Angular.js
index f876dde0..d698aa11 100644
--- a/src/Angular.js
+++ b/src/Angular.js
@@ -64,7 +64,6 @@ var _undefined        = undefined,
     $console          = 'console',
     $date             = 'date',
     $display          = 'display',
-    $function         = 'function',
     $length           = 'length',
     $name             = 'name',
     $noop             = 'noop',
@@ -420,7 +419,7 @@ function isArray(value) { return value instanceof Array; }
  * @param {*} value Reference to check.
  * @returns {boolean} True if `value` is a `Function`.
  */
-function isFunction(value){ return typeof value == $function;}
+function isFunction(value){ return typeof value == 'function';}
 
 
 /**
@@ -819,7 +818,7 @@ function sliceArgs(args, startIndex) {
  */
 function bind(self, fn) {
   var curryArgs = arguments.length > 2 ? sliceArgs(arguments, 2) : [];
-  if (typeof fn == $function && !(fn instanceof RegExp)) {
+  if (isFunction(fn) && !(fn instanceof RegExp)) {
     return curryArgs.length
       ? function() {
           return arguments.length
diff --git a/src/JSON.js b/src/JSON.js
index b0f72a1b..02c1a613 100644
--- a/src/JSON.js
+++ b/src/JSON.js
@@ -136,7 +136,7 @@ function toJsonArray(buf, obj, pretty, stack) {
       for ( var keyIndex = 0; keyIndex < keys.length; keyIndex++) {
         var key = keys[keyIndex];
         var value = obj[key];
-        if (typeof value != $function) {
+        if (!isFunction(value)) {
           if (comma) {
             buf.push(",");
             if (pretty) buf.push(pretty);
diff --git a/src/apis.js b/src/apis.js
index 8a566a46..3a9671a8 100644
--- a/src/apis.js
+++ b/src/apis.js
@@ -394,7 +394,7 @@ var angularArray = {
           }
         }
         break;
-      case $function:
+      case 'function':
         predicates.push(expression);
         break;
       default:
diff --git a/src/parser.js b/src/parser.js
index 9f2442de..dadab1fb 100644
--- a/src/parser.js
+++ b/src/parser.js
@@ -515,7 +515,7 @@ function parser(text, json){
       if (instance)
         instance = instance[key];
     }
-    if (typeof instance != $function) {
+    if (!isFunction(instance)) {
       throwError("should be a function", token);
     }
     return instance;
@@ -765,7 +765,7 @@ function compileExpr(expr) {
 // TODO(misko): Deprecate? Remove!
 // I think that compilation should be a service.
 function expressionCompile(exp) {
-  if (typeof exp === $function) return exp;
+  if (isFunction(exp)) return exp;
   var fn = compileCache[exp];
   if (!fn) {
     fn = compileCache[exp] =  parser(exp).statements();
diff --git a/test/ApiSpecs.js b/test/ApiSpecs.js
index 137d7afd..46c42e53 100644
--- a/test/ApiSpecs.js
+++ b/test/ApiSpecs.js
@@ -28,7 +28,7 @@ describe('api', function(){
       assertEquals("string", angular.Object.typeOf(""));
       assertEquals("date", angular.Object.typeOf(new Date()));
       assertEquals("element", angular.Object.typeOf(document.body));
-      assertEquals($function, angular.Object.typeOf(function(){}));
+      assertEquals('function', angular.Object.typeOf(function(){}));
     });
 
     it('should extend object', function(){
diff --git a/test/BrowserSpecs.js b/test/BrowserSpecs.js
index 92e4e501..a88df3f4 100644
--- a/test/BrowserSpecs.js
+++ b/test/BrowserSpecs.js
@@ -111,7 +111,7 @@ describe('browser', function(){
           var script = scripts[0];
           var url = script.src.split('?cb=');
           expect(url[0]).toEqual('http://example.org/path');
-          expect(typeof fakeWindow[url[1]]).toEqual($function);
+          expect(typeof fakeWindow[url[1]]).toEqual('function');
           fakeWindow[url[1]]('data');
           script.onload();
 
@@ -125,8 +125,8 @@ describe('browser', function(){
         it('should call callback when script fails to load', function() {
           browser.xhr('JSON', 'http://example.org/path?cb=JSON_CALLBACK', null, callback);
           var script = scripts[0];
-          expect(typeof script.onload).toBe($function);
-          expect(typeof script.onerror).toBe($function);
+          expect(typeof script.onload).toBe('function');
+          expect(typeof script.onerror).toBe('function');
           script.onerror();
 
           expect(log).toEqual('undefined:undefined;');
diff --git a/test/ResourceSpec.js b/test/ResourceSpec.js
index b4a7d37e..e2f14682 100644
--- a/test/ResourceSpec.js
+++ b/test/ResourceSpec.js
@@ -17,12 +17,12 @@ describe("resource", function() {
   });
 
   it("should build resource", function(){
-    expect(typeof CreditCard).toBe($function);
-    expect(typeof CreditCard.get).toBe($function);
-    expect(typeof CreditCard.save).toBe($function);
-    expect(typeof CreditCard.remove).toBe($function);
-    expect(typeof CreditCard['delete']).toBe($function);
-    expect(typeof CreditCard.query).toBe($function);
+    expect(typeof CreditCard).toBe('function');
+    expect(typeof CreditCard.get).toBe('function');
+    expect(typeof CreditCard.save).toBe('function');
+    expect(typeof CreditCard.remove).toBe('function');
+    expect(typeof CreditCard['delete']).toBe('function');
+    expect(typeof CreditCard.query).toBe('function');
   });
 
   it('should default to empty parameters', function(){
diff --git a/test/service/xhr.bulkSpec.js b/test/service/xhr.bulkSpec.js
index 01e0a365..e35673c7 100644
--- a/test/service/xhr.bulkSpec.js
+++ b/test/service/xhr.bulkSpec.js
@@ -62,7 +62,7 @@ describe('$xhr.bulk', function() {
 
     expect($xhrError).toHaveBeenCalled();
     var cb = $xhrError.mostRecentCall.args[0].success;
-    expect(typeof cb).toEqual($function);
+    expect(typeof cb).toEqual('function');
     expect($xhrError).toHaveBeenCalledWith(
         {url: '/req1', method: 'GET', data: null, success: cb},
         {status: 404, response: 'NotFound'});
diff --git a/test/service/xhr.errorSpec.js b/test/service/xhr.errorSpec.js
index 82fafe80..6cc7fce0 100644
--- a/test/service/xhr.errorSpec.js
+++ b/test/service/xhr.errorSpec.js
@@ -30,7 +30,7 @@ describe('$xhr.error', function() {
     $xhr('POST', '/req', 'MyData', callback);
     $browserXhr.flush();
     var cb = $xhrError.mostRecentCall.args[0].success;
-    expect(typeof cb).toEqual($function);
+    expect(typeof cb).toEqual('function');
     expect($xhrError).toHaveBeenCalledWith(
         {url: '/req', method: 'POST', data: 'MyData', success: cb},
         {status: 500, body: 'MyError'});