add postcss param

Author: muriloime

lib/tailwindcss/commands.rb

@@ -63,6 +63,7 @@ def compile_command(debug: false, **kwargs)
           "-c", Rails.root.join("config/tailwind.config.js").to_s,
         ].tap do |command|
           command << "--minify" unless debug
+          command << "--postcss" if postcss
         end
       end
 

lib/tasks/build.rake

@@ -2,7 +2,8 @@ namespace :tailwindcss do
   desc "Build your Tailwind CSS"
   task :build do |_, args|
     debug = args.extras.include?("debug")
-    command = Tailwindcss::Commands.compile_command(debug: debug)
+    postcss = args.extras.include?("postcss")
+    command = Tailwindcss::Commands.compile_command(debug: debug, postcss: postcss)
     puts command.inspect
     system(*command, exception: true)
   end
@@ -11,7 +12,8 @@ namespace :tailwindcss do
   task :watch do |_, args|
     debug = args.extras.include?("debug")
     poll = args.extras.include?("poll")
-    command = Tailwindcss::Commands.watch_command(debug: debug, poll: poll)
+    postcss = args.extras.include?("postcss")
+    command = Tailwindcss::Commands.watch_command(debug: debug, poll: poll, postcss: postcss)
     puts command.inspect
     system(*command)
   end