Refactor and add bundle.js

Author: bmwwoo

app/services/ClickHandler.coffee

@@ -74,7 +74,7 @@ class ClickHandler
     false
 
   unselectAll: ->
-    unless $('#running-sum').html() is @RunningSum.solutionOperatorString
+    unless @RunningSum.runningSumElem.html() is @RunningSum.solutionOperatorString
       @RunningSum.display @RunningSum.emptyString
     return if @clicked.length < 1
     for i in [@clicked.length - 1..0]

app/services/RunningSum.coffee

@@ -2,13 +2,15 @@ $ = require 'jquery'
 
 class RunningSum
 
+  @runningSumElem = $( '#running-sum' )
+
   @tilesEmptyString = 'Try to get all the tiles off the board!'
   @solutionOperatorString = 'Solution must include an operator'
   @invalidString = 'Invalid Expression'
   @emptyString = ''
 
   @display: (solution, value) ->
-    unless $('#running-sum').html() is @tilesEmptyString
+    unless @runningSumElem.html() is @tilesEmptyString
       if @isSpecialString solution
         expression = solution
       else if isNaN value
@@ -17,7 +19,7 @@ class RunningSum
         expression = (@addParens solution) + '=' + value
       else
         expression = solution
-      $('#running-sum').html(@format expression)
+      @runningSumElem.html(@format expression)
 
   @isSpecialString: (solution) ->
     strings = [@emptyString, @tilesEmptyString, @solutionOperatorString]
@@ -43,6 +45,6 @@ class RunningSum
   @format: (input) ->
     input.replace(/\*/g, ' × ').replace(/\+/g, ' + ').replace(/(\d+|\))-/g, '$1 - ').replace(/\=/g, ' = ')
 
-  @empty: -> $('#running-sum').html(@emptyString)
+  @empty: -> @runningSumElem.html @emptyString
 
 module.exports = RunningSum

app/services/SolutionService.coffee

@@ -4,8 +4,7 @@ class SolutionService
 
   constructor: (@board, goals, @RunningSum) ->
     @goals = []
-    for g in goals
-      @goals.push g
+    @goals.push g for g in goals
 
   initialize: (clickedCells) ->
     @setSolutionString clickedCells
@@ -22,10 +21,9 @@ class SolutionService
       return false
     @valueIndex = @goals.indexOf @value
     @goals[@valueIndex] = ' '
-    return true
+    true
 
-  isCompleteExpression: ->
-    return @solution.search(/-?\d+[-+\*]\d+/g) is 0
+  isCompleteExpression: -> @solution.search(/-?\d+[-+\*]\d+/g) is 0
 
   setSolutionString: (cells) ->
     @solution = ''