diff options
Diffstat (limited to 'railties')
| -rw-r--r-- | railties/README | 16 | ||||
| -rw-r--r-- | railties/configs/initializers/new_rails_defaults.rb | 2 | ||||
| -rw-r--r-- | railties/lib/rails_generator/generators/components/migration/USAGE | 8 | ||||
| -rw-r--r-- | railties/lib/source_annotation_extractor.rb | 40 |
4 files changed, 58 insertions, 8 deletions
diff --git a/railties/README b/railties/README index b5f4eee4b7..2af0fb1133 100644 --- a/railties/README +++ b/railties/README @@ -145,7 +145,9 @@ and also on programming in general. Debugger support is available through the debugger command when you start your Mongrel or Webrick server with --debugger. This means that you can break out of execution at any point -in the code, investigate and change the model, AND then resume execution! Example: +in the code, investigate and change the model, AND then resume execution! +You need to install ruby-debug to run the server in debugging mode. With gems, use 'gem install ruby-debug' +Example: class WeblogController < ActionController::Base def index @@ -183,6 +185,13 @@ Passing an argument will specify a different environment, like <tt>script/consol To reload your controllers and models after launching the console run <tt>reload!</tt> +== dbconsole + +You can go to the command line of your database directly through <tt>script/dbconsole</tt>. +You would be connected to the database with the credentials defined in database.yml. +Starting the script without arguments will connect you to the development database. Passing an +argument will connect you to a different database, like <tt>script/dbconsole production</tt>. +Currently works for mysql, postgresql and sqlite. == Description of Contents @@ -200,13 +209,13 @@ app/models app/views Holds the template files for the view that should be named like - weblogs/index.erb for the WeblogsController#index action. All views use eRuby + weblogs/index.html.erb for the WeblogsController#index action. All views use eRuby syntax. app/views/layouts Holds the template files for layouts to be used with views. This models the common header/footer method of wrapping views. In your views, define a layout using the - <tt>layout :default</tt> and create a file named default.erb. Inside default.erb, + <tt>layout :default</tt> and create a file named default.html.erb. Inside default.html.erb, call <% yield %> to render the view using this layout. app/helpers @@ -243,4 +252,5 @@ test vendor External libraries that the application depends on. Also includes the plugins subdirectory. + If the app has frozen rails, those gems also go here, under vendor/rails/. This directory is in the load path. diff --git a/railties/configs/initializers/new_rails_defaults.rb b/railties/configs/initializers/new_rails_defaults.rb index b8f0e2cac2..1a718608ae 100644 --- a/railties/configs/initializers/new_rails_defaults.rb +++ b/railties/configs/initializers/new_rails_defaults.rb @@ -1,4 +1,4 @@ -# These settins change the behavior of Rails 2 apps and will be defaults +# These settings change the behavior of Rails 2 apps and will be defaults # for Rails 3. You can remove this initializer when Rails 3 is released. # Only save the attributes that have changed since the record was loaded. diff --git a/railties/lib/rails_generator/generators/components/migration/USAGE b/railties/lib/rails_generator/generators/components/migration/USAGE index 3e914a5d7b..b83c657963 100644 --- a/railties/lib/rails_generator/generators/components/migration/USAGE +++ b/railties/lib/rails_generator/generators/components/migration/USAGE @@ -2,7 +2,7 @@ Description: Stubs out a new database migration. Pass the migration name, either CamelCased or under_scored, and an optional list of attribute pairs as arguments. - A migration class is generated in db/migrate prefixed by the latest migration number. + A migration class is generated in db/migrate prefixed by a timestamp of the current date and time. You can name your migration in either of these formats to generate add/remove column lines from supplied attributes: AddColumnsToTable or RemoveColumnsFromTable @@ -10,12 +10,12 @@ Description: Example: `./script/generate migration AddSslFlag` - With 4 existing migrations, this creates the AddSslFlag migration in - db/migrate/005_add_ssl_flag.rb + If the current date is May 14, 2008 and the current time 09:09:12, this creates the AddSslFlag migration + db/migrate/20080514090912_add_ssl_flag.rb `./script/generate migration AddTitleBodyToPost title:string body:text published:boolean` - This will create the AddTitleBodyToPost in db/migrate/005_add_title_body_to_post.rb with + This will create the AddTitleBodyToPost in db/migrate/20080514090912_add_title_body_to_post.rb with this in the Up migration: add_column :posts, :title, :string diff --git a/railties/lib/source_annotation_extractor.rb b/railties/lib/source_annotation_extractor.rb index 8844226536..591fd6f6bd 100644 --- a/railties/lib/source_annotation_extractor.rb +++ b/railties/lib/source_annotation_extractor.rb @@ -1,5 +1,26 @@ +# Implements the logic behind the rake tasks for annotations like +# +# rake notes +# rake notes:optimize +# +# and friends. See <tt>rake -T notes</tt> and <tt>railties/lib/tasks/annotations.rake</tt>. +# +# Annotation objects are triplets <tt>:line</tt>, <tt>:tag</tt>, <tt>:text</tt> that +# represent the line where the annotation lives, its tag, and its text. Note +# the filename is not stored. +# +# Annotations are looked for in comments and modulus whitespace they have to +# start with the tag optionally followed by a colon. Everything up to the end +# of the line (or closing ERb comment tag) is considered to be their text. class SourceAnnotationExtractor class Annotation < Struct.new(:line, :tag, :text) + + # Returns a representation of the annotation that looks like this: + # + # [126] [TODO] This algorithm is simple and clearly correct, make it faster. + # + # If +options+ has a flag <tt>:tag</tt> the tag is shown as in the example above. + # Otherwise the string contains just line and text. def to_s(options={}) s = "[%3d] " % line s << "[#{tag}] " if options[:tag] @@ -7,6 +28,12 @@ class SourceAnnotationExtractor end end + # Prints all annotations with tag +tag+ under the root directories +app+, +lib+, + # and +test+ (recursively). Only filenames with extension +.builder+, +.rb+, + # +.rxml+, +.rjs+, +.rhtml+, or +.erb+ are taken into account. The +options+ + # hash is passed to each annotation's +to_s+. + # + # This class method is the single entry point for the rake tasks. def self.enumerate(tag, options={}) extractor = new(tag) extractor.display(extractor.find, options) @@ -18,10 +45,18 @@ class SourceAnnotationExtractor @tag = tag end + # Returns a hash that maps filenames under +dirs+ (recursively) to arrays + # with their annotations. Only files with annotations are included, and only + # those with extension +.builder+, +.rb+, +.rxml+, +.rjs+, +.rhtml+, and +.erb+ + # are taken into account. def find(dirs=%w(app lib test)) dirs.inject({}) { |h, dir| h.update(find_in(dir)) } end + # Returns a hash that maps filenames under +dir+ (recursively) to arrays + # with their annotations. Only files with annotations are included, and only + # those with extension +.builder+, +.rb+, +.rxml+, +.rjs+, +.rhtml+, and +.erb+ + # are taken into account. def find_in(dir) results = {} @@ -40,6 +75,9 @@ class SourceAnnotationExtractor results end + # If +file+ is the filename of a file that contains annotations this method returns + # a hash with a single entry that maps +file+ to an array of its annotations. + # Otherwise it returns an empty hash. def extract_annotations_from(file, pattern) lineno = 0 result = File.readlines(file).inject([]) do |list, line| @@ -50,6 +88,8 @@ class SourceAnnotationExtractor result.empty? ? {} : { file => result } end + # Prints the mapping from filenames to annotations in +results+ ordered by filename. + # The +options+ hash is passed to each annotation's +to_s+. def display(results, options={}) results.keys.sort.each do |file| puts "#{file}:" |