Allow Uglifier options in assets.yml

evax.gemspec

@@ -18,7 +18,7 @@ Gem::Specification.new do |s|
 
   s.rubyforge_project = "evax"
 
-  s.add_development_dependency "bundler",   "1.1.0"
+  s.add_development_dependency "bundler",   "1.3.5"
   s.add_development_dependency "rake",      "0.9.2.2"
   s.add_development_dependency "mocha",     "0.10.0"
   s.add_development_dependency "delorean",  "1.1.1"

lib/evax.rb

@@ -26,7 +26,7 @@ def run_as_daemon
   end
 
   def config
-    default_opts = { "compress" => true }
+    default_opts = { "compress" => true, "compiled_datetime" => false }
     default_opts.merge(YAML::load_file( @config_file ))
   end
 
@@ -49,12 +49,15 @@ def watch
   end
 
   def build_js( group_names=[] )
+    options = symbolize_hash( config["options"] || {} )
+
     groups = config["javascripts"]
     groups.select!{|k, v| group_names.include? k } if group_names.any?
 
     groups.each_key do |group_name|
       result_string = join( :javascripts, group_name )
-      result_string = Evax.compress_js( result_string ) if config["compress"]
+      result_string = Evax.compress_js( result_string, options ) if config["compress"]
+      result_string = Evax.compiled_datetime( result_string ) if config["compiled_datetime"]
 
       write_output( "#{group_name}.js", result_string )
     end
@@ -67,6 +70,7 @@ def build_css( group_names=[] )
     groups.each_key do |group_name|
       result_string = join( :stylesheets, group_name )
       result_string = Evax.compress_css( result_string ) if config["compress"]
+      result_string = Evax.compiled_datetime( result_string ) if config["compiled_datetime"]
 
       write_output( "#{group_name}.css", result_string )
     end
@@ -81,9 +85,13 @@ def write_output( file_name, string )
     FileUtils.mkdir_p path
     File.open( file_path, 'w' ) { |f| f.write string }
   end
+
+  def self.compiled_datetime( result_string )
+    "/* Compiled on #{Time.new} */\n#{result_string}"
+  end
 
-  def self.compress_js( js_string )
-    opts = { :copyright => false }
+  def self.compress_js( js_string, options = {} )
+    opts = { :copyright => false }.merge!( options )
     Uglifier.compile( js_string, opts )
   end
 
@@ -93,6 +101,13 @@ def self.compress_css( css_string )
 
   private
 
+  def symbolize_hash(hash)
+    hash.inject({}) do |symbol_hash, (k,v)|
+      symbol_hash[k.to_sym] = v.is_a?(Hash) ? symbolize_hash(v) : v
+      symbol_hash
+    end
+  end
+
   def js_configured?
     !config["javascripts"].nil?
   end
@@ -117,4 +132,4 @@ def filter_groups_by_file(type, file)
     config[type.to_s].select {|k, v| v.include? file }.keys
   end
 
-end
+end

test/evax_test.rb

@@ -28,6 +28,11 @@ def test_read_config_file_compress_off
     assert_equal( false, evax.config["compress"] )
   end
 
+  def test_read_config_file_compiled_datetime
+    evax = Evax.new( "#{FIXTURES}/assets_compiled_datetime.yml")
+    assert_equal( true, evax.config["compiled_datetime"] )
+  end
+
   def test_join
     evax = Evax.new( "#{FIXTURES}/assets.yml", "/wadus" )
 
@@ -59,6 +64,17 @@ def test_compress_js
     assert_equal( File.read( "#{FIXTURES}/js_one.compress.js" ), result)
   end
 
+  def test_compress_js_receives_options
+
+    evax = Evax.new( "#{FIXTURES}/assets.yml", "#{File.dirname(__FILE__)}/.." )
+    Evax.expects( :compress_js ).at_least_once.with do |js, opts|
+      opts == { :max_line_length => 800,
+                :beautify_options => 
+                  { :indent_level => 4 }}
+    end
+    evax.build_js
+  end
+
   def test_compress_css
     result = Evax.compress_css( File.read( "#{FIXTURES}/css_one.css" ) )
 

test/fixtures/assets.yml

@@ -1,5 +1,8 @@
 output_path: tmp/
-
+options:
+  max_line_length: 800
+  beautify_options:
+    indent_level: 4
 javascripts:
   js_one:
     - test/fixtures/javascripts/one.js

test/fixtures/assets_compiled_datetime.yml

@@ -0,0 +1,19 @@
+compress:    on
+compiled_datetime: true
+output_path: tmp/
+
+javascripts:
+  js_one:
+    - test/fixtures/javascripts/one.js
+    - test/fixtures/javascripts/two.js
+    - test/fixtures/javascripts/three.js
+  js_two:
+    - test/fixtures/javascripts/four.js
+
+stylesheets:
+  css_one:
+    - test/fixtures/stylesheets/one.css
+    - test/fixtures/stylesheets/two.css
+  css_two:
+    - test/fixtures/stylesheets/three.css
+    - test/fixtures/stylesheets/four.css