Merge pull request #85 from taylorzane/feature/coffeescript

Resolved issue with CoffeeScript failing to build

Author: yyx990803

lib/parser.js

@@ -73,10 +73,10 @@ module.exports = function (content) {
 
     var result
     if (type === 'script') {
-      // Pad the source code with extra blank lines
-      // so the source-mapped line numbers corresponds to
-      // the original *.vue file.
-      result = padLines(content.slice(0, start)) + content.slice(start, end)
+      result =
+        commentScript(content.slice(0, start), lang) +
+        content.slice(start, end) +
+        commentScript(content.slice(end), lang)
     } else {
       result = content.slice(start, end).trim()
     }
@@ -91,10 +91,26 @@ module.exports = function (content) {
   cb(null, 'module.exports = ' + JSON.stringify(output))
 }
 
-function padLines (content) {
+function commentScript (content, lang) {
   return content
     .split(/\n\r|\n|\r/g)
-    .map(function (line) { return '' })
+    .map(function (line) {
+      if (line.trim() === '') {
+        return line
+      }
+
+      switch (lang) {
+        case 'coffee':
+        case 'coffee-jsx':
+        case 'coffee-redux':
+          return '# ' + line
+        case 'purs':
+        case 'ulmus':
+          return '-- ' + line
+        default:
+          return '// ' + line
+      }
+    })
     .join('\n')
 }