Added filter-in and out description

A little definition of what are doing the 3rd and 4th element of the patterns array
yeoman · Nov 10, 2014 · b2aeac0 · b2aeac0
1 parent 3382f00
commit b2aeac0
Showing 1 changed file with 4 additions and 2 deletions.
diff --git a/README.md b/README.md
@@ -400,8 +400,10 @@ So in short:
   * First one if the regexp to use. The first group is the one that is supposed to represent the file
     reference to replace
   * Second one is a logging string
-    * FIXME
-    * FIXME
+  * A function which behaves like a filter-in. Receives the matched group and must return the file 
+    path of the asset. Great functionality when you have a compiled file by a template engine.
+  * A function which behaves like a filter-out. It receives the revved path of the asset and must
+    return it as an url from it will be reached from web server.
 
 #### blockReplacements