Break out wrap test to own function

Gruntfile.coffee

@@ -106,6 +106,8 @@ module.exports = (grunt) ->
 
     coffeelint:
       options:
+        indentation:
+          level: 'warn'
         no_empty_param_list:
           level: 'error'
         max_line_length:

src/packages/autoflow/autoflow.coffee

@@ -14,18 +14,21 @@ module.exports =
     currentLine = []
     currentLineLength = 0
     for segment in @segmentText(text.replace(/\n/g, ' '))
-      if /\w/.test(segment) and
-        (currentLineLength + segment.length > wrapColumn) and
-        (currentLineLength > 0 or segment.length < wrapColumn)
-          lines.push(currentLine.join(''))
-          currentLine = []
-          currentLineLength = 0
+      if @wrapSegment(segment, currentLineLength, wrapColumn)
+        lines.push(currentLine.join(''))
+        currentLine = []
+        currentLineLength = 0
       currentLine.push(segment)
       currentLineLength += segment.length
     lines.push(currentLine.join(''))
 
     lines.join('\n').replace(/\s+\n/g, '\n')
 
+  wrapSegment: (segment, currentLineLength, wrapColumn) ->
+    /\w/.test(segment) and
+      (currentLineLength + segment.length > wrapColumn) and
+      (currentLineLength > 0 or segment.length < wrapColumn)
+
   segmentText: (text) ->
     segments = []
     re = /[\s]+|[^\s]+/g