Merge branch 'master' of git@github.com:lifo/docrails

1 files changed, 15 insertions, 5 deletions

diff --git a/railties/Rakefile b/railties/Rakefile
index 692c96ddbb..30d3748441 100644
--- a/railties/Rakefile
+++ b/railties/Rakefile
@@ -272,7 +272,7 @@ Rake::RDocTask.new { |rdoc|
   rdoc.rdoc_files.include('lib/commands/**/*.rb')
 }
 
-desc "Generate guides for the framework"
+desc "Generate guides for the framework. Use ONLY='migrations i18n.txt' option to build just specific ones."
 task :guides do
   require 'mizuho/generator'
 
@@ -285,13 +285,23 @@ task :guides do
   asciidoc_conf = 'doc/guides/asciidoc.conf'
 
   ignore = ['..', 'icons', 'images', 'templates', 'stylesheets']
-  ignore << 'active_record_basics.txt'
+  #ignore << 'active_record_basics.txt'
 
   indexless = ['index.txt', 'authors.txt']
 
-  # Traverse all entries in doc/guides/source/
-  Dir.entries(source).each do |entry|
-    next if ignore.include?(entry)
+  # Traverse all entries in doc/guides/source/ or only those specified in ONLY env variable
+  entries = Dir.entries(source)
+  if ENV['ONLY']
+    only = ENV['ONLY'].split(' ')
+    unless only.empty?
+      entries = entries.select do |e|
+        only.include?(e) || only.include?(e.sub(/\.txt$/, ''))
+      end
+    end
+  end
+
+  entries.each do |entry|
+    next if ignore.include?(entry) or entry =~ /^\./ # because Vim is always saving hidden swap files
 
     if File.directory?(File.join(source, entry))
       # If the current entry is a directory, then we will want to compile