diff options
Diffstat (limited to 'railties/lib/rails/generators.rb')
| -rw-r--r-- | railties/lib/rails/generators.rb | 68 |
1 files changed, 47 insertions, 21 deletions
diff --git a/railties/lib/rails/generators.rb b/railties/lib/rails/generators.rb index 0419a4e36c..19412c259e 100644 --- a/railties/lib/rails/generators.rb +++ b/railties/lib/rails/generators.rb @@ -1,4 +1,4 @@ -activesupport_path = "#{File.dirname(__FILE__)}/../../activesupport/lib" +activesupport_path = "#{File.dirname(__FILE__)}/../../../activesupport/lib" $LOAD_PATH.unshift(activesupport_path) if File.directory?(activesupport_path) require 'active_support' require 'active_support/core_ext/object/blank' @@ -9,7 +9,7 @@ require 'active_support/core_ext/module/attribute_accessors' require 'active_support/core_ext/string/inflections' # TODO: Do not always push on vendored thor -$LOAD_PATH.unshift("#{File.dirname(__FILE__)}/vendor/thor-0.11.6/lib") +$LOAD_PATH.unshift("#{File.dirname(__FILE__)}/vendor/thor-0.12.0/lib") require 'rails/generators/base' require 'rails/generators/named_base' @@ -72,6 +72,12 @@ module Rails } } + def self.configure!(config = Rails.application.config.generators) #:nodoc: + no_color! unless config.colorize_logging + aliases.deep_merge! config.aliases + options.deep_merge! config.options + end + def self.aliases #:nodoc: @aliases ||= DEFAULT_ALIASES.dup end @@ -92,8 +98,6 @@ module Rails generator_path = File.join(spec.full_gem_path, "lib/generators") paths << generator_path if File.exist?(generator_path) end - elsif defined?(RAILS_ROOT) - paths += Dir[File.join(RAILS_ROOT, "vendor", "gems", "gems", "*", "lib", "generators")] end paths @@ -102,8 +106,8 @@ module Rails # Load paths from plugin. # def self.plugins_generators_paths - return [] unless defined?(RAILS_ROOT) - Dir[File.join(RAILS_ROOT, "vendor", "plugins", "*", "lib", "generators")] + return [] unless Rails.root + Dir[File.join(Rails.root, "vendor", "plugins", "*", "lib", "generators")] end # Hold configured generators fallbacks. If a plugin developer wants a @@ -143,7 +147,7 @@ module Rails def self.load_paths @load_paths ||= begin paths = [] - paths << File.join(RAILS_ROOT, "lib", "generators") if defined?(RAILS_ROOT) + paths << File.join(Rails.root, "lib", "generators") if Rails.root paths << File.join(Thor::Util.user_home, ".rails", "generators") paths += self.plugins_generators_paths paths += self.gems_generators_paths @@ -154,7 +158,18 @@ module Rails end load_paths # Cache load paths. Needed to avoid __FILE__ pointing to wrong paths. - # Receives a namespace and tries different combinations to find a generator. + # Rails finds namespaces exactly as thor, with three conveniences: + # + # 1) If your generator name ends with generator, as WebratGenerator, it sets + # its namespace to "webrat", so it can be invoked as "webrat" and not + # "webrat_generator"; + # + # 2) If your generator has a generators namespace, as Rails::Generators::WebratGenerator, + # the namespace is set to "rails:generators:webrat", but Rails allows it + # to be invoked simply as "rails:webrat". The "generators" is added + # automatically when doing the lookup; + # + # 3) Rails looks in load paths and loads the generator just before it's going to be used. # # ==== Examples # @@ -164,30 +179,29 @@ module Rails # # "rails:generators:webrat", "webrat:generators:integration", "webrat" # - # If the namespace has ":" included we consider that a absolute namespace - # was given and the lookup above does not happen. Just the name is searched. + # On the other hand, if "rails:webrat" is given, it will search for: # - # Finally, it deals with one kind of shortcut: + # "rails:generators:webrat", "rails:webrat" # - # find_by_namespace "test_unit:model" - # - # It will search for generators at: - # - # "test_unit:generators:model", "test_unit:model" + # Notice that the "generators" namespace is handled automatically by Rails, + # so you don't need to type it when you want to invoke a generator in specific. # def self.find_by_namespace(name, base=nil, context=nil) #:nodoc: - name, attempts = name.to_s, [] + name, attempts = name.to_s, [ ] case name.count(':') when 1 base, name = name.split(':') return find_by_namespace(name, base) when 0 - attempts << "#{base}:generators:#{name}" if base - attempts << "#{name}:generators:#{context}" if context + attempts += generator_names(base, name) if base + attempts += generator_names(name, context) if context end attempts << name + attempts += generator_names(name, name) unless name.include?(?:) + attempts.uniq! + unloaded = attempts - namespaces lookup(unloaded) @@ -233,7 +247,10 @@ module Rails until tail.empty? others += Dir[File.join(path, *tail)].collect do |file| - file.split('/')[-tail.size, 2].join(':').sub(/_generator\.rb$/, '') + name = file.split('/')[-tail.size, 2] + name.last.sub!(/_generator\.rb$/, '') + name.uniq! + name.join(':') end tail.shift end @@ -248,7 +265,7 @@ module Rails # Return all defined namespaces. # def self.namespaces #:nodoc: - Thor::Base.subclasses.map{ |klass| klass.namespace } + Thor::Base.subclasses.map { |klass| klass.namespace } end # Keep builtin generators in an Array[Array[group, name]]. @@ -259,6 +276,12 @@ module Rails end end + # By default, Rails strips the generator namespace to make invocations + # easier. This method generaters the both possibilities names. + def self.generator_names(first, second) + [ "#{first}:generators:#{second}", "#{first}:#{second}" ] + end + # Try callbacks for the given base. # def self.invoke_fallbacks_for(name, base) @@ -287,6 +310,9 @@ module Rails Dir[File.join(path, '**', attempts)].each do |file| begin require file + rescue NameError => e + raise unless e.message =~ /Rails::Generator/ + warn "[WARNING] Could not load generator at #{file.inspect} because it's a Rails 2.x generator, which is not supported anymore" rescue Exception => e warn "[WARNING] Could not load generator at #{file.inspect}. Error: #{e.message}" end |