feature(listFilter): Added list filter

src/filters/list.coffee

@@ -0,0 +1,15 @@
+###
+@chalk overview
+@name List
+@description
+List filter. Use for converting arrays into a string
+
+@param {Array} list Array of items
+@param {String} separator String to separate each element of the array (default ,)
+@returns {String} Formatted string
+###
+
+angular.module("Mac").filter "list", [ ->
+  (list, separator = ", ") ->
+    list.join separator
+]

test/unit/filters.list.spec.coffee

@@ -0,0 +1,24 @@
+describe "List filter", ->
+  $rootScope = null
+  $compile   = null
+  listFilter = null
+
+  beforeEach module("Mac")
+  beforeEach inject (_$rootScope_, _$compile_, _listFilter_) ->
+    $rootScope = _$rootScope_
+    $compile   = _$compile_
+    listFilter = _listFilter_
+
+  it "should format an array into a string", ->
+    array = [1, 2, 3, 4]
+    expect(listFilter array).toBe "1, 2, 3, 4"
+
+  it "should format an array into a string with a custom separator", ->
+    array = [1, 2, 3, 4]
+    expect(listFilter array, " | ").toBe "1 | 2 | 3 | 4"
+
+  it "should interpolate correctly", ->
+    $rootScope.array = [1, 2, 3, 4]
+    element = $compile("<span>{{ array | list }}</span>") $rootScope
+    $rootScope.$digest()
+    expect(element.text()).toBe "1, 2, 3, 4"