Move the `codeFor` function into versioned folders, so that v1 and v2 docs can have different example code blocks/editors

Cakefile

@@ -151,31 +151,7 @@ task 'doc:site', 'watch and continually rebuild the documentation for the websit
       </h2>
     """
 
-  codeFor = ->
-    counter = 0
-    hljs = require 'highlight.js'
-    hljs.configure classPrefix: ''
-    (file, executable = false, showLoad = true) ->
-      counter++
-      cs = fs.readFileSync "documentation/examples/#{file}.coffee", 'utf-8'
-      js = CoffeeScript.compile cs, bare: yes
-      js = js.replace /^\/\/ generated.*?\n/i, ''
-
-      cshtml = "<pre><code>#{hljs.highlight('coffeescript', cs).value}</code></pre>"
-      # Temporary fix until highlight.js adds support for newer CoffeeScript keywords
-      # Added in https://github.com/isagalaev/highlight.js/pull/1357, awaiting release
-      if file in ['generator_iteration', 'generators', 'modules']
-        cshtml = cshtml.replace /(yield|import|export|from|as|default) /g, '<span class="keyword">$1</span> '
-      jshtml = "<pre><code>#{hljs.highlight('javascript', js).value}</code></pre>"
-      append = if executable is yes then '' else "alert(#{executable});".replace /"/g, '&quot;'
-      if executable and executable isnt yes
-        cs.replace /(\S)\s*\Z/m, "$1\n\nalert #{executable}"
-      run    = if executable is true then 'run' else "run: #{executable}"
-      name   = "example#{counter}"
-      script = "<script>window.#{name} = #{JSON.stringify cs}</script>"
-      load   = if showLoad then "<div class='minibutton load' onclick='javascript: loadConsole(#{name});'>load</div>" else ''
-      button = if executable then """<div class="minibutton ok" onclick="javascript: #{js.replace /"/g, '&quot;'};#{append}">#{run}</div>""" else ''
-      "<div class='code'>#{cshtml}#{jshtml}#{script}#{load}#{button}<br class='clear' /></div>"
+  codeFor = require "./documentation/v#{majorVersion}/code.coffee"
 
   htmlFor = ->
     marked = require 'marked'

documentation/v1/code.coffee

@@ -0,0 +1,29 @@
+fs           = require 'fs'
+CoffeeScript = require '../../lib/coffee-script'
+
+
+module.exports = ->
+	counter = 0
+	hljs = require 'highlight.js'
+	hljs.configure classPrefix: ''
+	(file, executable = no, showLoad = yes) ->
+	  counter++
+	  cs = fs.readFileSync "documentation/examples/#{file}.coffee", 'utf-8'
+	  js = CoffeeScript.compile cs, bare: yes
+	  js = js.replace /^\/\/ generated.*?\n/i, ''
+
+	  cshtml = "<pre><code>#{hljs.highlight('coffeescript', cs).value}</code></pre>"
+	  # Temporary fix until highlight.js adds support for newer CoffeeScript keywords
+	  # Added in https://github.com/isagalaev/highlight.js/pull/1357, awaiting release
+	  if file in ['generator_iteration', 'generators', 'modules']
+	    cshtml = cshtml.replace /(yield|import|export|from|as|default) /g, '<span class="keyword">$1</span> '
+	  jshtml = "<pre><code>#{hljs.highlight('javascript', js).value}</code></pre>"
+	  append = if executable is yes then '' else "alert(#{executable});".replace /"/g, '&quot;'
+	  if executable and executable isnt yes
+	    cs.replace /(\S)\s*\Z/m, "$1\n\nalert #{executable}"
+	  run    = if executable is yes then 'run' else "run: #{executable}"
+	  name   = "example#{counter}"
+	  script = "<script>window.#{name} = #{JSON.stringify cs}</script>"
+	  load   = if showLoad then "<div class='minibutton load' onclick='javascript: loadConsole(#{name});'>load</div>" else ''
+	  button = if executable then """<div class="minibutton ok" onclick="javascript: #{js.replace /"/g, '&quot;'};#{append}">#{run}</div>""" else ''
+	  "<div class='code'>#{cshtml}#{jshtml}#{script}#{load}#{button}<br class='clear' /></div>"