ability to override <% and %>

src/command.coffee

@@ -67,7 +67,8 @@ run = ->
     if options['no-include-helpers']
         template = compiler.compile(source)
     else
-        template = compiler.compile(source, helpers, options['helpers-name'])
+        template = compiler.compile(source,
+            {helpers, helpersName: options['helpers-name']})
 
     return wrap(options.wrap, template, options[0])
 

src/compiler.coffee

@@ -3,9 +3,9 @@
 CoffeeScript = require 'coffee-script'
 
 
-compile = (source, helpers, helpersName) ->
+compile = (source, options={}) ->
     tokens = tokenize(source)
-    coffee = transform(tokens, {}, helpers, helpersName)
+    coffee = transform(tokens, options)
     CoffeeScript.compile(coffee, bare: true)
 
 

src/tokenizer.coffee

@@ -1,11 +1,12 @@
 _ = require 'underscore'
 
-BEGIN = '<%'
-END = '%>'
 
+tokenize = (source, options={}) ->
+    options = _.extend {begin: '<%', end: '%>', moreTokenNames: {}}, options
+    tokenNames = _.extend {}, defaultTokenNames, options.moreTokenNames
+    BEGIN = options.begin
+    END = options.end
 
-tokenize = (source, moreTokenNames={}) ->
-    tokenNames = _.extend {}, defaultTokenNames, moreTokenNames
     tokens = []
     start = 0
     while true

src/transformer.coffee

@@ -34,14 +34,17 @@ getWriter = ->
         @level--
 
 
-transform = (tokens, moreTokenMap={}, helpers={}, helpersName='helpers') ->
-    tokenMap = _.extend {}, getDefaultTokenMap(helpersName), moreTokenMap
+transform = (tokens, options) ->
+    options = _.extend({helpers: {}, helpersName: 'helpers', moreTokenMap: {}},
+        options)
+    tokenMap = _.extend({}, getDefaultTokenMap(options.helpersName),
+        options.moreTokenMap)
 
     writer = getWriter()
     writer.write '(ctx) ->', indent: true
 
-    if Object.keys(helpers).length
-        for line in dumpHelpers(helpers, helpersName)
+    if Object.keys(options.helpers).length
+        for line in dumpHelpers(options.helpers, options.helpersName)
             writer.write line
 
     writer.write '((out) ->', indent: 'out).call(ctx, []).join("")'

test/test_render.coffee

@@ -7,7 +7,7 @@ read = (x) -> fs.readFileSync(__dirname + '/fixtures/' + x).toString()
 f = (x) -> read(x + '.out')
 t = (x, ctx) ->
     tokens = tokenize(read(x + '.eco'))
-    tpl = transform(tokens, {}, helpers)
+    tpl = transform(tokens, {helpers})
     CoffeeScript.eval(tpl)(ctx)