From 53d7acdf4f3d61865fb4c4baa6f23601a93e3630 Mon Sep 17 00:00:00 2001
From: Carlhuda <carlhuda@Carlhudas-iMac.local>
Date: Mon, 23 Nov 2009 16:57:34 -0800
Subject: Refactor script/console into an object and use IRB.start instead of
 calling exec.

---
 railties/lib/rails/commands/console.rb             | 87 ++++++++++++----------
 .../generators/rails/app/templates/script/console  |  1 +
 2 files changed, 49 insertions(+), 39 deletions(-)

(limited to 'railties/lib')

diff --git a/railties/lib/rails/commands/console.rb b/railties/lib/rails/commands/console.rb
index b977b7162f..1ed2db8dc9 100644
--- a/railties/lib/rails/commands/console.rb
+++ b/railties/lib/rails/commands/console.rb
@@ -1,45 +1,54 @@
-irb = RUBY_PLATFORM =~ /(:?mswin|mingw)/ ? 'irb.bat' : 'irb'
-
 require 'optparse'
+require 'irb'
+require "irb/completion"
 
-options = { :sandbox => false, :irb => irb }
-OptionParser.new do |opt|
-  opt.banner = "Usage: console [environment] [options]"
-  opt.on('-s', '--sandbox', 'Rollback database modifications on exit.') { |v| options[:sandbox] = v }
-  opt.on("--irb=[#{irb}]", 'Invoke a different irb.') { |v| options[:irb] = v }
-  opt.on("--debugger", 'Enable ruby-debugging for the console.') { |v| options[:debugger] = v }
-  opt.parse!(ARGV)
-end
+module Rails
+  class Console
+    def self.start
+      new.start
+    end
 
-libs =  " -r irb/completion"
-libs << %( -r "#{Rails.root}/config/environment")
-libs << " -r rails/console_app"
-libs << " -r rails/console_sandbox" if options[:sandbox]
-libs << " -r rails/console_with_helpers"
+    def start
+      options = {}
 
-if options[:debugger]
-  begin
-    require 'ruby-debug'
-    libs << " -r ruby-debug"
-    puts "=> Debugger enabled"
-  rescue Exception
-    puts "You need to install ruby-debug to run the console in debugging mode. With gems, use 'gem install ruby-debug'"
-    exit
-  end
-end
+      OptionParser.new do |opt|
+        opt.banner = "Usage: console [environment] [options]"
+        opt.on('-s', '--sandbox', 'Rollback database modifications on exit.') { |v| options[:sandbox] = v }
+        opt.on("--debugger", 'Enable ruby-debugging for the console.') { |v| options[:debugger] = v }
+        opt.parse!(ARGV)
+      end
+
+      require "#{Rails.root}/config/environment"
+      require "rails/console_app"
+      require "rails/console_sandbox" if options[:sandbox]
+      require "rails/console_with_helpers"
 
-ENV['RAILS_ENV'] = case ARGV.first
-  when "p"; "production"
-  when "d"; "development"
-  when "t"; "test"
-  else
-    ARGV.first || ENV['RAILS_ENV'] || 'development'
-end
+      if options[:debugger]
+        begin
+          require 'ruby-debug'
+          puts "=> Debugger enabled"
+        rescue Exception
+          puts "You need to install ruby-debug to run the console in debugging mode. With gems, use 'gem install ruby-debug'"
+          exit
+        end
+      end
 
-if options[:sandbox]
-  puts "Loading #{ENV['RAILS_ENV']} environment in sandbox (Rails #{Rails.version})"
-  puts "Any modifications you make will be rolled back on exit"
-else
-  puts "Loading #{ENV['RAILS_ENV']} environment (Rails #{Rails.version})"
-end
-exec "#{options[:irb]} #{libs} --simple-prompt"
+      ENV['RAILS_ENV'] =
+        case ARGV.first
+        when "p" then "production"
+        when "d" then "development"
+        when "t" then "test"
+        else
+          ARGV.first || ENV['RAILS_ENV'] || 'development'
+        end
+
+      if options[:sandbox]
+        puts "Loading #{ENV['RAILS_ENV']} environment in sandbox (Rails #{Rails.version})"
+        puts "Any modifications you make will be rolled back on exit"
+      else
+        puts "Loading #{ENV['RAILS_ENV']} environment (Rails #{Rails.version})"
+      end
+      IRB.start
+    end
+  end
+end
\ No newline at end of file
diff --git a/railties/lib/rails/generators/rails/app/templates/script/console b/railties/lib/rails/generators/rails/app/templates/script/console
index 20aa799d2f..6043f3792b 100755
--- a/railties/lib/rails/generators/rails/app/templates/script/console
+++ b/railties/lib/rails/generators/rails/app/templates/script/console
@@ -1,2 +1,3 @@
 require File.expand_path('../../config/application',  __FILE__)
 require 'rails/commands/console'
+Rails::Console.start
-- 
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