Run a callback when a sprite is removed.

lib/compass/configuration/data.rb

@@ -38,6 +38,12 @@ module Compass
       define_callback :sprite_generated
       chained_method :run_sprite_generated
 
+      # on_sprite_removed
+      # yields the filename
+      # usage: on_sprite_removed {|filename| do_something(filename) }
+      define_callback :sprite_removed
+      chained_method :run_sprite_removed
+
       # on_stylesheet_saved
       # yields the filename
       # usage: on_stylesheet_saved {|filename| do_something(filename) }

lib/compass/sass_extensions/sprites/sprite_methods.rb

@@ -68,6 +68,7 @@ module Compass
           Dir[File.join(Compass.configuration.images_path, "#{path}-*.png")].each do |file|
             options[:compass][:logger].record(:remove, relativize(file)) unless options[:quiet]
             FileUtils.rm file
+            Compass.configuration.run_sprite_removed(file)
           end
         end