From ebcc4c5e746edcebdb58b27d3d54a51e685dd43a Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jos=C3=A9=20Valim?= <jose.valim@gmail.com>
Date: Tue, 30 Mar 2010 10:00:46 +0200
Subject: Remove if/else branch when generating the documentation since we are
 simply inspecting the load path.

---
 railties/lib/rails/tasks/documentation.rake | 89 ++++++++++++-----------------
 1 file changed, 37 insertions(+), 52 deletions(-)

(limited to 'railties')

diff --git a/railties/lib/rails/tasks/documentation.rake b/railties/lib/rails/tasks/documentation.rake
index f15efbc30a..f73e333e83 100644
--- a/railties/lib/rails/tasks/documentation.rake
+++ b/railties/lib/rails/tasks/documentation.rake
@@ -1,10 +1,7 @@
 namespace :doc do
   def gem_path(gem_name)
     path = $LOAD_PATH.grep(/#{gem_name}[\w\-\.]*\/lib$/).first
-
-    if path
-      yield File.dirname(path)
-    end
+    yield File.dirname(path) if path
   end
 
   desc "Generate documentation for the application. Set custom template with TEMPLATE=/path/to/rdoc/template.rb or title with TITLE=\"Custom Title\""
@@ -19,68 +16,56 @@ namespace :doc do
     rdoc.rdoc_files.include('lib/**/*.rb')
   }
 
-  desc 'Generate documentation for the Rails framework. Uses gem paths or the RAILS_PATH environment variable.'
-  path = ENV['RAILS_PATH']
-  if defined?(Bundler) || (path && File.directory?(path))
-    desc 'Generate documentation for the Rails framework.'
-    Rake::RDocTask.new("rails") { |rdoc|
-      rdoc.rdoc_dir = 'doc/api'
-      rdoc.template = "#{ENV['template']}.rb" if ENV['template']
-      rdoc.title    = "Rails Framework Documentation"
-      rdoc.options << '--line-numbers' << '--inline-source'
-      rdoc.rdoc_files.include('README')
-
-      gem_path('actionmailer') do |actionmailer|
-        %w(README CHANGELOG MIT-LICENSE lib/action_mailer/base.rb).each do |file|
-          rdoc.rdoc_files.include("#{actionmailer}/#{file}")
-        end
-      end
+  desc 'Generate documentation for the Rails framework.'
+  Rake::RDocTask.new("rails") { |rdoc|
+    rdoc.rdoc_dir = 'doc/api'
+    rdoc.template = "#{ENV['template']}.rb" if ENV['template']
+    rdoc.title    = "Rails Framework Documentation"
+    rdoc.options << '--line-numbers' << '--inline-source'
+    rdoc.rdoc_files.include('README')
 
-      gem_path('actionpack') do |actionpack|
-        %w(README CHANGELOG MIT-LICENSE lib/action_controller/**/*.rb lib/action_view/**/*.rb).each do |file|
-          rdoc.rdoc_files.include("#{actionpack}/#{file}")
-        end
+    gem_path('actionmailer') do |actionmailer|
+      %w(README CHANGELOG MIT-LICENSE lib/action_mailer/base.rb).each do |file|
+        rdoc.rdoc_files.include("#{actionmailer}/#{file}")
       end
+    end
 
-      gem_path('activemodel') do |activemodel|
-        %w(README CHANGELOG MIT-LICENSE lib/active_model/**/*.rb).each do |file|
-          rdoc.rdoc_files.include("#{activemodel}/#{file}")
-        end
+    gem_path('actionpack') do |actionpack|
+      %w(README CHANGELOG MIT-LICENSE lib/action_controller/**/*.rb lib/action_view/**/*.rb).each do |file|
+        rdoc.rdoc_files.include("#{actionpack}/#{file}")
       end
+    end
 
-      gem_path('activerecord') do |activerecord|
-        %w(README CHANGELOG lib/active_record/**/*.rb).each do |file|
-          rdoc.rdoc_files.include("#{activerecord}/#{file}")
-        end
+    gem_path('activemodel') do |activemodel|
+      %w(README CHANGELOG MIT-LICENSE lib/active_model/**/*.rb).each do |file|
+        rdoc.rdoc_files.include("#{activemodel}/#{file}")
       end
+    end
 
-      gem_path('activeresource') do |activeresource|
-        %w(README CHANGELOG lib/active_resource.rb lib/active_resource/*).each do |file|
-          rdoc.rdoc_files.include("#{activeresource}/#{file}")
-        end
+    gem_path('activerecord') do |activerecord|
+      %w(README CHANGELOG lib/active_record/**/*.rb).each do |file|
+        rdoc.rdoc_files.include("#{activerecord}/#{file}")
       end
+    end
 
-      gem_path('activesupport') do |activesupport|
-        %w(README CHANGELOG lib/active_support/**/*.rb).each do |file|
-          rdoc.rdoc_files.include("#{activesupport}/#{file}")
-        end
+    gem_path('activeresource') do |activeresource|
+      %w(README CHANGELOG lib/active_resource.rb lib/active_resource/*).each do |file|
+        rdoc.rdoc_files.include("#{activeresource}/#{file}")
       end
+    end
 
-      gem_path('railties') do |railties|
-        %w(README CHANGELOG lib/{*.rb,commands/*.rb,generators/*.rb}).each do |file|
-          rdoc.rdoc_files.include("#{railties}/#{file}")
-        end
+    gem_path('activesupport') do |activesupport|
+      %w(README CHANGELOG lib/active_support/**/*.rb).each do |file|
+        rdoc.rdoc_files.include("#{activesupport}/#{file}")
       end
-    }
-  else
-    task :rails do
-      if path = ENV['RAILS_PATH']
-        $stderr.puts "Skipping doc:rails, missing Rails directory at #{path.inspect}"
-      else
-        $stderr.puts "Skipping doc:rails, RAILS_PATH environment variable is not set"
+    end
+
+    gem_path('railties') do |railties|
+      %w(README CHANGELOG lib/{*.rb,commands/*.rb,generators/*.rb}).each do |file|
+        rdoc.rdoc_files.include("#{railties}/#{file}")
       end
     end
-  end
+  }
 
   plugins = FileList['vendor/plugins/**'].collect { |plugin| File.basename(plugin) }
 
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