feat:filter.date: add day/month string format support

Support new date format, specifically day of week/Month of year in string
e.g. {{ someDate | data:"EEE, MMM d, yyyy" }} -> "Wed, Jul 10, 2011"

Closes angular#396

Author: Di Peng

src/angular-mocks.js

@@ -385,9 +385,12 @@ function TzDate(offset, timestamp) {
     return this.origDate.getUTCSeconds();
   };
 
+  this.getDay = function() {
+    return this.origDate.getDay();
+  };
 
   //hide all methods not implemented in this mock that the Date prototype exposes
-  var unimplementedMethods = ['getDay', 'getMilliseconds', 'getTime', 'getUTCDay',
+  var unimplementedMethods = ['getMilliseconds', 'getTime', 'getUTCDay',
       'getUTCMilliseconds', 'getYear', 'setDate', 'setFullYear', 'setHours', 'setMilliseconds',
       'setMinutes', 'setMonth', 'setSeconds', 'setTime', 'setUTCDate', 'setUTCFullYear',
       'setUTCHours', 'setUTCMilliseconds', 'setUTCMinutes', 'setUTCMonth', 'setUTCSeconds',

src/filters.js

@@ -168,31 +168,53 @@ function dateGetter(name, size, offset, trim) {
   };
 }
 
+function dateStrGetter(name, shortForm) {
+  return function(date) {
+    var value = date['get' + name]();
+
+    if(name == 'Month') {
+      value = MONTH[value];
+    } else {
+      value = DAY[value];
+    }
+
+    return shortForm ? value.substr(0,3) : value;
+  };
+}
+
+var DAY = 'Sunday,Monday,Tuesday,Wednesday,Thursday,Friday,Saturday'.split(',');
+
+var MONTH = 'January,February,March,April,May,June,July,August,September,October,November,December'.
+             split(',');
 
 var DATE_FORMATS = {
   yyyy: dateGetter('FullYear', 4),
-  yy:   dateGetter('FullYear', 2, 0, true),
-  MM:   dateGetter('Month', 2, 1),
-   M:   dateGetter('Month', 1, 1),
-  dd:   dateGetter('Date', 2),
-   d:   dateGetter('Date', 1),
-  HH:   dateGetter('Hours', 2),
-   H:   dateGetter('Hours', 1),
-  hh:   dateGetter('Hours', 2, -12),
-   h:   dateGetter('Hours', 1, -12),
-  mm:   dateGetter('Minutes', 2),
-   m:   dateGetter('Minutes', 1),
-  ss:   dateGetter('Seconds', 2),
-   s:   dateGetter('Seconds', 1),
-  a:    function(date){return date.getHours() < 12 ? 'am' : 'pm';},
-  Z:    function(date){
+    yy: dateGetter('FullYear', 2, 0, true),
+ MMMMM: dateStrGetter('Month'),
+   MMM: dateStrGetter('Month', true),
+    MM: dateGetter('Month', 2, 1),
+     M: dateGetter('Month', 1, 1),
+    dd: dateGetter('Date', 2),
+     d: dateGetter('Date', 1),
+    HH: dateGetter('Hours', 2),
+     H: dateGetter('Hours', 1),
+    hh: dateGetter('Hours', 2, -12),
+     h: dateGetter('Hours', 1, -12),
+    mm: dateGetter('Minutes', 2),
+     m: dateGetter('Minutes', 1),
+    ss: dateGetter('Seconds', 2),
+     s: dateGetter('Seconds', 1),
+  EEEE: dateStrGetter('Day'),
+   EEE: dateStrGetter('Day', true),
+     a: function(date){return date.getHours() < 12 ? 'am' : 'pm';},
+     Z: function(date){
           var offset = date.getTimezoneOffset();
           return padNumber(offset / 60, 2) + padNumber(Math.abs(offset % 60), 2);
         }
 };
 
 
-var DATE_FORMATS_SPLIT = /([^yMdHhmsaZ]*)(y+|M+|d+|H+|h+|m+|s+|a|Z)(.*)/;
+var DATE_FORMATS_SPLIT = /([^yMdHhmsaZE]*)(E+|y+|M+|d+|H+|h+|m+|s+|a|Z)(.*)/;
 var NUMBER_STRING = /^\d+$/;
 
 
@@ -209,10 +231,14 @@ var NUMBER_STRING = /^\d+$/;
  *
  *   * `'yyyy'`: 4 digit representation of year e.g. 2010
  *   * `'yy'`: 2 digit representation of year, padded (00-99)
+ *   * `'MMMMM'`: Month in year (January‒December)
+ *   * `'MMM'`: Month in year (Jan - Dec)
  *   * `'MM'`: Month in year, padded (01‒12)
  *   * `'M'`: Month in year (1‒12)
  *   * `'dd'`: Day in month, padded (01‒31)
  *   * `'d'`: Day in month (1-31)
+ *   * `'EEEE'`: Day in Week,(Sunday‒Saturday)
+ *   * `'EEE'`: Day in Week, (Sun-Sat)
  *   * `'HH'`: Hour in day, padded (00‒23)
  *   * `'H'`: Hour in day (0-23)
  *   * `'hh'`: Hour in am/pm, padded (01‒12)

test/FiltersSpec.js

@@ -149,6 +149,12 @@ describe('filter', function() {
 
       expect(filter.date(noon, "yyyy-MM-dd hh=HH:mm:ssaZ")).
                        toEqual('2010-09-03 12=12:05:08pm0500');
+
+      expect(filter.date(noon, "EEE, MMM d, yyyy")).
+                       toEqual('Fri, Sep 3, 2010');
+
+      expect(filter.date(noon, "EEEE, MMMMM dd, yyyy")).
+                       toEqual('Friday, September 03, 2010');
     });
 
     it('should be able to parse ISO 8601 dates/times using', function() {