entire generator test file is now ignored if generators are not available

Cakefile

@@ -221,6 +221,13 @@ runTests = (CoffeeScript) ->
 
   # Run every test in the `test` folder, recording failures.
   files = fs.readdirSync 'test'
+
+  # Ignore generators test file if generators are not available
+  generatorsAreNotAvailable = true
+  for execArg in process.execArgv when execArg in ['--harmony', '--harmony-generators']
+    generatorsAreNotAvailable = false
+  files.splice files.indexOf('generators.coffee'), 1 if generatorsAreNotAvailable
+
   for file in files when helpers.isCoffee file
     literate = helpers.isLiterate file
     currentFile = filename = path.join 'test', file

test/generators.coffee

@@ -3,32 +3,24 @@
 
 # * Generator Definition
 
-# ensure that these tests are only run if generators are available
-generatorsAreAvailable = ->
-  for execArg in process.execArgv when execArg in ['--harmony', '--harmony-generators']
-    return yes
-  no
+# Using the keyword yield should not cause a syntax error.
+-> yield 0
 
-if generatorsAreAvailable()
-
-  # Using the keyword yield should not cause a syntax error.
-  -> yield 0
-
-  test "Generator Definition", ->
-    x = ->
-      yield 0
-      yield 1
-      yield 2
-    y = x()
-    z = y.next()
-    eq z.value, 0
-    eq z.done, false
-    z = y.next()
-    eq z.value, 1
-    eq z.done, false
-    z = y.next()
-    eq z.value, 2
-    eq z.done, false
-    z = y.next()
-    eq z.value, undefined
-    eq z.done, true
+test "Generator Definition", ->
+  x = ->
+    yield 0
+    yield 1
+    yield 2
+  y = x()
+  z = y.next()
+  eq z.value, 0
+  eq z.done, false
+  z = y.next()
+  eq z.value, 1
+  eq z.done, false
+  z = y.next()
+  eq z.value, 2
+  eq z.done, false
+  z = y.next()
+  eq z.value, undefined
+  eq z.done, true