Re-arrange CLI loads for hopefully faster startup time

middleman-core/bin/middleman

@@ -4,21 +4,13 @@
 libdir = File.expand_path(File.join(File.dirname(File.dirname(__FILE__)), "lib"))
 $LOAD_PATH.unshift(libdir) unless $LOAD_PATH.include?(libdir)
 
-# Setup RubyGems
-require "rubygems"
+moredir = File.expand_path(File.join(File.dirname(File.dirname(libdir)), "middleman-more", "lib", "middleman-more"))
+$LOAD_PATH.unshift(moredir) unless $LOAD_PATH.include?(moredir)
 
-# Core Pathname library used for traversal
-require "pathname"
-
-# Recursive method to find config.rb
-def locate_middleman_root!(cwd = Pathname.new(Dir.pwd))
-  return cwd.to_s if File.exists?(File.join(cwd, 'config.rb'))
-  return false if cwd.root?
-  locate_middleman_root!(cwd.parent)
-end
+require "middleman-core/cli"
 
 # Only look for config.rb if MM_ROOT isn't set
-if !ENV["MM_ROOT"] && found_path = locate_middleman_root!
+if !ENV["MM_ROOT"] && found_path = ::Middleman.locate_root
   ENV["MM_ROOT"] = found_path
 end
 
@@ -30,30 +22,19 @@ if ENV["MM_ROOT"]
   require 'bundler/setup' if File.exists?(ENV['BUNDLE_GEMFILE'])
 end
 
+# Automatically discover extensions in RubyGems
+require "middleman-core/extensions"
+::Middleman.load_extensions_in_path
+
 # Default command is server
 ARGV.unshift("server") if ARGV.length < 1 || ARGV.first.include?("-")
 
-begin
-  # Local
-  require File.expand_path(File.join(File.dirname(File.dirname(libdir)), "middleman-more", "lib", "middleman-more"))
-rescue LoadError
-  begin
-    # Rubygems
-    require "middleman-more"
-  rescue LoadError
-    # Require Middleman
-    require 'middleman-core'
-  end
-end
-
-# Automatically discover extensions in RubyGems
-Middleman.load_extensions_in_path
-
-require "middleman-core/cli"
-
-# Change directory to the root
-Dir.chdir(ENV["MM_ROOT"] || Dir.pwd) do
-  
 # Start the CLI
+if ENV["MM_ROOT"]
+  # Change directory to the root
+  Dir.chdir(ENV["MM_ROOT"]) do
+    Middleman::Cli::Base.start
+  end
+else
   Middleman::Cli::Base.start
 end

middleman-core/lib/middleman-core/cli.rb

@@ -2,8 +2,20 @@
 require 'thor'
 require "thor/group"
 
+# Core Pathname library used for traversal
+require "pathname"
+
 # CLI Module
-module Middleman::Cli
+module Middleman
+  
+  # Recursive method to find config.rb
+  def self.locate_root(cwd = Pathname.new(Dir.pwd))
+    return cwd.to_s if File.exists?(File.join(cwd, 'config.rb'))
+    return false if cwd.root?
+    locate_root(cwd.parent)
+  end
+
+  module Cli
     
     # The base task from which everything else etends
     class Base < Thor
@@ -64,6 +76,7 @@ module Middleman::Cli
       end
     end
   end
+end
 
 # Include the core CLI items
 require "middleman-core/cli/init"

middleman-core/lib/middleman-core/cli/build.rb

@@ -1,9 +1,3 @@
-# Use Rack::Test for inspecting a running server for output
-require "rack"
-require "rack/test"
-
-require 'find'
-
 # CLI Module
 module Middleman::Cli
   
@@ -38,6 +32,12 @@ module Middleman::Cli
         raise Thor::Error, "Error: Could not find a Middleman project config, perhaps you are in the wrong folder?"
       end
       
+      # Use Rack::Test for inspecting a running server for output
+      require "rack"
+      require "rack/test"
+
+      require 'find'
+      
       self.class.shared_instance(options["verbose"] || false)
       
       self.class.shared_rack

middleman-core/lib/middleman-core/cli/server.rb

@@ -1,5 +1,3 @@
-require "middleman-core/preview_server"
-
 # CLI Module
 module Middleman::Cli
   
@@ -34,6 +32,9 @@ module Middleman::Cli
     
     # Start the server
     def server
+      require "middleman-core"
+      require "middleman-core/preview_server"
+      
       if !ENV["MM_ROOT"]
         puts "== Could not find a Middleman project config.rb"
         puts "== Treating directory as a static site to be served"
@@ -50,7 +51,7 @@ module Middleman::Cli
       }
       
       puts "== The Middleman is loading"
-      Middleman::PreviewServer.start(params)
+      ::Middleman::PreviewServer.start(params)
     end
   end
 

middleman-core/lib/middleman-core/extensions.rb

@@ -78,6 +78,13 @@ module Middleman
       if defined?(Bundler)
         Bundler.require
       else
+        require "rubygems"
+        
+        begin
+          require "middleman-more"
+        rescue LoadError
+        end
+        
         extensions = rubygems_latest_specs.select do |spec|
           spec_has_file?(spec, EXTENSION_FILE)
         end