feat(config): normalize string preprocessors into an array

vojtajina · vojtajina · commit 4dde16087d0a · 2013-03-12T20:20:32.000-07:00
To make it backwards compatible.
diff --git a/lib/config.js b/lib/config.js
@@ -104,6 +104,13 @@ var normalizeConfig = function(config) {
     log.warn('"reporter" is deprecated, use "reporters" instead');
   }
 
+  var preprocessors = config.preprocessors || {};
+  Object.keys(preprocessors).forEach(function(pattern) {
+    if (helper.isString(preprocessors[pattern])) {
+      preprocessors[pattern] = [preprocessors[pattern]];
+    }
+  });
+
   return config;
 };
 
diff --git a/test/unit/config.spec.coffee b/test/unit/config.spec.coffee
@@ -270,6 +270,16 @@ describe 'config', ->
       expect(file.watched).to.equal true
 
 
+    it 'should normalize preprocessors to an array', ->
+      config = normalizeConfigWithDefaults
+        preprocessors:
+          '**/*.coffee': 'coffee'
+          '**/*.html': 'html2js'
+
+      expect(config.preprocessors['**/*.coffee']).to.deep.equal ['coffee']
+      expect(config.preprocessors['**/*.html']).to.deep.equal ['html2js']
+
+
   describe 'createPatternObject', ->
 
     it 'should parse string and set defaults', ->
