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-rw-r--r--railties/lib/rails/application.rb14
-rw-r--r--railties/lib/rails/commands/dbconsole.rb5
-rw-r--r--railties/lib/rails/commands/runner.rb19
-rw-r--r--railties/lib/rails/engine.rb1
-rw-r--r--railties/lib/rails/generators/actions.rb16
-rw-r--r--railties/lib/rails/generators/app_base.rb4
-rw-r--r--railties/lib/rails/generators/erb.rb6
-rw-r--r--railties/lib/rails/generators/erb/controller/controller_generator.rb6
-rw-r--r--railties/lib/rails/generators/erb/mailer/mailer_generator.rb4
-rw-r--r--railties/lib/rails/generators/erb/mailer/templates/view.html.erb5
-rw-r--r--railties/lib/rails/generators/erb/scaffold/scaffold_generator.rb6
-rw-r--r--railties/lib/rails/generators/rails/app/templates/config/databases/frontbase.yml6
-rw-r--r--railties/lib/rails/generators/rails/app/templates/config/databases/ibm_db.yml6
-rw-r--r--railties/lib/rails/generators/rails/app/templates/config/databases/jdbc.yml6
-rw-r--r--railties/lib/rails/generators/rails/app/templates/config/databases/jdbcmysql.yml6
-rw-r--r--railties/lib/rails/generators/rails/app/templates/config/databases/jdbcpostgresql.yml17
-rw-r--r--railties/lib/rails/generators/rails/app/templates/config/databases/jdbcsqlite3.yml6
-rw-r--r--railties/lib/rails/generators/rails/app/templates/config/databases/mysql.yml10
-rw-r--r--railties/lib/rails/generators/rails/app/templates/config/databases/oracle.yml6
-rw-r--r--railties/lib/rails/generators/rails/app/templates/config/databases/postgresql.yml21
-rw-r--r--railties/lib/rails/generators/rails/app/templates/config/databases/sqlite3.yml10
-rw-r--r--railties/lib/rails/generators/rails/app/templates/config/databases/sqlserver.yml6
-rw-r--r--railties/lib/rails/generators/rails/app/templates/config/environments/development.rb.tt5
-rw-r--r--railties/lib/rails/generators/rails/app/templates/config/secrets.yml10
-rw-r--r--railties/lib/rails/generators/test_unit/mailer/templates/preview.rb2
-rw-r--r--railties/lib/rails/paths.rb2
-rw-r--r--railties/lib/rails/railtie.rb6
-rw-r--r--railties/lib/rails/test_unit/testing.rake1
28 files changed, 130 insertions, 82 deletions
diff --git a/railties/lib/rails/application.rb b/railties/lib/rails/application.rb
index 06acb4c877..05acd78d98 100644
--- a/railties/lib/rails/application.rb
+++ b/railties/lib/rails/application.rb
@@ -170,18 +170,18 @@ module Rails
#
# ==== Parameters
#
- # * +salt+ - the salt that will be used to generate the secret key of the verifier.
+ # * +verifier_name+ - the name of the message verifier.
#
# ==== Examples
#
- # message = Rails.application.message_verifier('salt').generate('my sensible data')
- # Rails.application.message_verifier('salt').verify(message)
+ # message = Rails.application.message_verifier('sensitive_data').generate('my sensible data')
+ # Rails.application.message_verifier('sensitive_data').verify(message)
# # => 'my sensible data'
#
# See the +ActiveSupport::MessageVerifier+ documentation for more information.
- def message_verifier(salt)
- @message_verifiers[salt] ||= begin
- secret = key_generator.generate_key(salt)
+ def message_verifier(verifier_name)
+ @message_verifiers[verifier_name] ||= begin
+ secret = key_generator.generate_key(verifier_name.to_s)
ActiveSupport::MessageVerifier.new(secret)
end
end
@@ -414,7 +414,7 @@ module Rails
def validate_secret_key_config! #:nodoc:
if secrets.secret_key_base.blank? && config.secret_token.blank?
- raise "You must set secret_key_base in your app's config"
+ raise "Missing `secret_key_base` for '#{Rails.env}' environment, set this value in `config/secrets.yml`"
end
end
end
diff --git a/railties/lib/rails/commands/dbconsole.rb b/railties/lib/rails/commands/dbconsole.rb
index 847447fdad..c265ed8f36 100644
--- a/railties/lib/rails/commands/dbconsole.rb
+++ b/railties/lib/rails/commands/dbconsole.rb
@@ -83,9 +83,8 @@ module Rails
@config ||= begin
require APP_PATH
ActiveRecord::ConnectionAdapters::ConnectionSpecification::Resolver.new(
- ENV['DATABASE_URL'],
- (Rails.application.config.database_configuration || {})
- ).spec.config.stringify_keys
+ Rails.application.config.database_configuration || {}
+ ).resolve(ENV["DATABASE_URL"])
end
end
diff --git a/railties/lib/rails/commands/runner.rb b/railties/lib/rails/commands/runner.rb
index dd2ee5639e..3a71f8d3f8 100644
--- a/railties/lib/rails/commands/runner.rb
+++ b/railties/lib/rails/commands/runner.rb
@@ -9,7 +9,7 @@ if ARGV.first.nil?
end
ARGV.clone.options do |opts|
- opts.banner = "Usage: rails runner [options] ('Some.ruby(code)' or a filename)"
+ opts.banner = "Usage: rails runner [options] [<'Some.ruby(code)'> | <filename.rb>]"
opts.separator ""
@@ -22,14 +22,23 @@ ARGV.clone.options do |opts|
opts.on("-h", "--help",
"Show this help message.") { $stdout.puts opts; exit }
+ opts.separator ""
+ opts.separator "Examples: "
+
+ opts.separator " rails runner 'puts Rails.env'"
+ opts.separator " This runs the code `puts Rails.env` after loading the app"
+ opts.separator ""
+ opts.separator " rails runner path/to/filename.rb"
+ opts.separator " This runs the Ruby file located at `path/to/filename.rb` after loading the app"
+
if RbConfig::CONFIG['host_os'] !~ /mswin|mingw/
opts.separator ""
opts.separator "You can also use runner as a shebang line for your executables:"
- opts.separator "-------------------------------------------------------------"
- opts.separator "#!/usr/bin/env #{File.expand_path($0)} runner"
+ opts.separator " -------------------------------------------------------------"
+ opts.separator " #!/usr/bin/env #{File.expand_path($0)} runner"
opts.separator ""
- opts.separator "Product.all.each { |p| p.price *= 2 ; p.save! }"
- opts.separator "-------------------------------------------------------------"
+ opts.separator " Product.all.each { |p| p.price *= 2 ; p.save! }"
+ opts.separator " -------------------------------------------------------------"
end
opts.order! { |o| code_or_file ||= o } rescue retry
diff --git a/railties/lib/rails/engine.rb b/railties/lib/rails/engine.rb
index 54a0f1c002..5c54cdaa70 100644
--- a/railties/lib/rails/engine.rb
+++ b/railties/lib/rails/engine.rb
@@ -2,7 +2,6 @@ require 'rails/railtie'
require 'rails/engine/railties'
require 'active_support/core_ext/module/delegation'
require 'pathname'
-require 'rbconfig'
module Rails
# <tt>Rails::Engine</tt> allows you to wrap a specific Rails application or subset of
diff --git a/railties/lib/rails/generators/actions.rb b/railties/lib/rails/generators/actions.rb
index 366c72ebaa..afdbf5c241 100644
--- a/railties/lib/rails/generators/actions.rb
+++ b/railties/lib/rails/generators/actions.rb
@@ -9,7 +9,7 @@ module Rails
@in_group = nil
end
- # Adds an entry into Gemfile for the supplied gem.
+ # Adds an entry into +Gemfile+ for the supplied gem.
#
# gem "rspec", group: :test
# gem "technoweenie-restful-authentication", lib: "restful-authentication", source: "http://gems.github.com/"
@@ -61,7 +61,7 @@ module Rails
end
end
- # Add the given source to Gemfile
+ # Add the given source to +Gemfile+
#
# add_source "http://gems.github.com/"
def add_source(source, options={})
@@ -72,10 +72,10 @@ module Rails
end
end
- # Adds a line inside the Application class for config/application.rb.
+ # Adds a line inside the Application class for <tt>config/application.rb</tt>.
#
- # If options :env is specified, the line is appended to the corresponding
- # file in config/environments.
+ # If options <tt>:env</tt> is specified, the line is appended to the corresponding
+ # file in <tt>config/environments</tt>.
#
# environment do
# "config.autoload_paths += %W(#{config.root}/extras)"
@@ -116,7 +116,7 @@ module Rails
end
end
- # Create a new file in the vendor/ directory. Code can be specified
+ # Create a new file in the <tt>vendor/</tt> directory. Code can be specified
# in a block or a data string can be given.
#
# vendor("sekrit.rb") do
@@ -143,7 +143,7 @@ module Rails
create_file("lib/#{filename}", data, verbose: false, &block)
end
- # Create a new Rakefile with the provided code (either in a block or a string).
+ # Create a new +Rakefile+ with the provided code (either in a block or a string).
#
# rakefile("bootstrap.rake") do
# project = ask("What is the UNIX name of your project?")
@@ -213,7 +213,7 @@ module Rails
in_root { run("#{extify(:capify)} .", verbose: false) }
end
- # Make an entry in Rails routing file config/routes.rb
+ # Make an entry in Rails routing file <tt>config/routes.rb</tt>
#
# route "root 'welcome#index'"
def route(routing_code)
diff --git a/railties/lib/rails/generators/app_base.rb b/railties/lib/rails/generators/app_base.rb
index 5d4682f6e3..3305a57b62 100644
--- a/railties/lib/rails/generators/app_base.rb
+++ b/railties/lib/rails/generators/app_base.rb
@@ -308,7 +308,7 @@ module Rails
'Use SCSS for stylesheets')
else
gems << GemfileEntry.version('sass-rails',
- '~> 4.0.0.rc1',
+ '~> 4.0.1',
'Use SCSS for stylesheets')
end
@@ -329,7 +329,7 @@ module Rails
def jbuilder_gemfile_entry
comment = 'Build JSON APIs with ease. Read more: https://github.com/rails/jbuilder'
- GemfileEntry.version('jbuilder', '~> 1.2', comment)
+ GemfileEntry.version('jbuilder', '~> 2.0', comment)
end
def sdoc_gemfile_entry
diff --git a/railties/lib/rails/generators/erb.rb b/railties/lib/rails/generators/erb.rb
index 73e986ee7f..cfd77097d5 100644
--- a/railties/lib/rails/generators/erb.rb
+++ b/railties/lib/rails/generators/erb.rb
@@ -5,6 +5,10 @@ module Erb # :nodoc:
class Base < Rails::Generators::NamedBase #:nodoc:
protected
+ def formats
+ format
+ end
+
def format
:html
end
@@ -13,7 +17,7 @@ module Erb # :nodoc:
:erb
end
- def filename_with_extensions(name)
+ def filename_with_extensions(name, format)
[name, format, handler].compact.join(".")
end
end
diff --git a/railties/lib/rails/generators/erb/controller/controller_generator.rb b/railties/lib/rails/generators/erb/controller/controller_generator.rb
index 5f06734ab8..e62aece7c5 100644
--- a/railties/lib/rails/generators/erb/controller/controller_generator.rb
+++ b/railties/lib/rails/generators/erb/controller/controller_generator.rb
@@ -11,8 +11,10 @@ module Erb # :nodoc:
actions.each do |action|
@action = action
- @path = File.join(base_path, filename_with_extensions(action))
- template filename_with_extensions(:view), @path
+ Array(formats).each do |format|
+ @path = File.join(base_path, filename_with_extensions(action, format))
+ template filename_with_extensions(:view, format), @path
+ end
end
end
end
diff --git a/railties/lib/rails/generators/erb/mailer/mailer_generator.rb b/railties/lib/rails/generators/erb/mailer/mailer_generator.rb
index 7bcac30dde..66b17bd10e 100644
--- a/railties/lib/rails/generators/erb/mailer/mailer_generator.rb
+++ b/railties/lib/rails/generators/erb/mailer/mailer_generator.rb
@@ -5,8 +5,8 @@ module Erb # :nodoc:
class MailerGenerator < ControllerGenerator # :nodoc:
protected
- def format
- :text
+ def formats
+ [:text, :html]
end
end
end
diff --git a/railties/lib/rails/generators/erb/mailer/templates/view.html.erb b/railties/lib/rails/generators/erb/mailer/templates/view.html.erb
new file mode 100644
index 0000000000..8bb7c2b768
--- /dev/null
+++ b/railties/lib/rails/generators/erb/mailer/templates/view.html.erb
@@ -0,0 +1,5 @@
+<h1><%= class_name %>#<%= @action %></h1>
+
+<p>
+ <%%= @greeting %>, find me in app/views/<%= @path %>
+</p>
diff --git a/railties/lib/rails/generators/erb/scaffold/scaffold_generator.rb b/railties/lib/rails/generators/erb/scaffold/scaffold_generator.rb
index bacbc2d280..b219f459ac 100644
--- a/railties/lib/rails/generators/erb/scaffold/scaffold_generator.rb
+++ b/railties/lib/rails/generators/erb/scaffold/scaffold_generator.rb
@@ -14,8 +14,10 @@ module Erb # :nodoc:
def copy_view_files
available_views.each do |view|
- filename = filename_with_extensions(view)
- template filename, File.join("app/views", controller_file_path, filename)
+ Array(formats).each do |format|
+ filename = filename_with_extensions(view, format)
+ template filename, File.join("app/views", controller_file_path, filename)
+ end
end
end
diff --git a/railties/lib/rails/generators/rails/app/templates/config/databases/frontbase.yml b/railties/lib/rails/generators/rails/app/templates/config/databases/frontbase.yml
index c6dfd50d40..334d2ba51c 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/databases/frontbase.yml
+++ b/railties/lib/rails/generators/rails/app/templates/config/databases/frontbase.yml
@@ -23,6 +23,6 @@ test:
<<: *default
database: <%= app_name %>_test
-production:
- <<: *default
- database: <%= app_name %>_production
+# Do not keep production credentials in the repository,
+# instead read the configuration from the environment.
+production: <%%= ENV["RAILS_DATABASE_URL"] %>
diff --git a/railties/lib/rails/generators/rails/app/templates/config/databases/ibm_db.yml b/railties/lib/rails/generators/rails/app/templates/config/databases/ibm_db.yml
index fe53cd0ea2..0a2dc1b19e 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/databases/ibm_db.yml
+++ b/railties/lib/rails/generators/rails/app/templates/config/databases/ibm_db.yml
@@ -61,6 +61,6 @@ test:
<<: *default
database: <%= app_name[0,4] %>_tst
-production:
- <<: *default
- database: <%= app_name[0,8] %>
+# Do not keep production credentials in the repository,
+# instead read the configuration from the environment.
+production: <%%= ENV["RAILS_DATABASE_URL"] %>
diff --git a/railties/lib/rails/generators/rails/app/templates/config/databases/jdbc.yml b/railties/lib/rails/generators/rails/app/templates/config/databases/jdbc.yml
index be1dae332f..cda6bcab06 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/databases/jdbc.yml
+++ b/railties/lib/rails/generators/rails/app/templates/config/databases/jdbc.yml
@@ -53,6 +53,6 @@ test:
<<: *default
url: jdbc:db://localhost/<%= app_name %>_test
-production:
- <<: *default
- url: jdbc:db://localhost/<%= app_name %>_production
+# Do not keep production credentials in the repository,
+# instead read the configuration from the environment.
+production: <%%= ENV["RAILS_DATABASE_URL"] %>
diff --git a/railties/lib/rails/generators/rails/app/templates/config/databases/jdbcmysql.yml b/railties/lib/rails/generators/rails/app/templates/config/databases/jdbcmysql.yml
index 26e2a5976c..b316b3ade1 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/databases/jdbcmysql.yml
+++ b/railties/lib/rails/generators/rails/app/templates/config/databases/jdbcmysql.yml
@@ -26,6 +26,6 @@ test:
<<: *default
database: <%= app_name %>_test
-production:
- <<: *default
- database: <%= app_name %>_production
+# Do not keep production credentials in the repository,
+# instead read the configuration from the environment.
+production: <%%= ENV["RAILS_DATABASE_URL"] %>
diff --git a/railties/lib/rails/generators/rails/app/templates/config/databases/jdbcpostgresql.yml b/railties/lib/rails/generators/rails/app/templates/config/databases/jdbcpostgresql.yml
index ccd44cf54b..d76632f0ac 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/databases/jdbcpostgresql.yml
+++ b/railties/lib/rails/generators/rails/app/templates/config/databases/jdbcpostgresql.yml
@@ -6,13 +6,20 @@
default: &default
adapter: postgresql
encoding: unicode
- username: <%= app_name %>
- password:
development:
<<: *default
database: <%= app_name %>_development
+ # The specified database role being used to connect to postgres.
+ # To create additional roles in postgres see `$ createuser --help`.
+ # When left blank, postgres will use the default role. This is
+ # the same name as the operating system user that initialized the database.
+ #username: <%= app_name %>
+
+ # The password associated with the postgres role (username).
+ #password:
+
# Connect on a TCP socket. Omitted by default since the client uses a
# domain socket that doesn't need configuration. Windows does not have
# domain sockets, so uncomment these lines.
@@ -35,6 +42,6 @@ test:
<<: *default
database: <%= app_name %>_test
-production:
- <<: *default
- database: <%= app_name %>_production
+# Do not keep production credentials in the repository,
+# instead read the configuration from the environment.
+production: <%%= ENV["RAILS_DATABASE_URL"] %>
diff --git a/railties/lib/rails/generators/rails/app/templates/config/databases/jdbcsqlite3.yml b/railties/lib/rails/generators/rails/app/templates/config/databases/jdbcsqlite3.yml
index 28c36eb82f..4aaa97b104 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/databases/jdbcsqlite3.yml
+++ b/railties/lib/rails/generators/rails/app/templates/config/databases/jdbcsqlite3.yml
@@ -18,6 +18,6 @@ test:
<<: *default
database: db/test.sqlite3
-production:
- <<: *default
- database: db/production.sqlite3
+# Do not keep production credentials in the repository,
+# instead read the configuration from the environment.
+production: <%%= ENV["RAILS_DATABASE_URL"] %>
diff --git a/railties/lib/rails/generators/rails/app/templates/config/databases/mysql.yml b/railties/lib/rails/generators/rails/app/templates/config/databases/mysql.yml
index 3fc7ce28a1..28a5418b49 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/databases/mysql.yml
+++ b/railties/lib/rails/generators/rails/app/templates/config/databases/mysql.yml
@@ -32,6 +32,10 @@ test:
<<: *default
database: <%= app_name %>_test
-production:
- <<: *default
- database: <%= app_name %>_production
+# Avoid production credentials in the repository,
+# instead read the configuration from the environment.
+#
+# Example:
+# mysql2://myuser:mypass@localhost/somedatabase
+#
+production: <%%= ENV["RAILS_DATABASE_URL"] %>
diff --git a/railties/lib/rails/generators/rails/app/templates/config/databases/oracle.yml b/railties/lib/rails/generators/rails/app/templates/config/databases/oracle.yml
index d5b52c969b..31abbe8ba6 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/databases/oracle.yml
+++ b/railties/lib/rails/generators/rails/app/templates/config/databases/oracle.yml
@@ -32,6 +32,6 @@ test:
<<: *default
database: <%= app_name %>_test
-production:
- <<: *default
- database: <%= app_name %>_production
+# Do not keep production credentials in the repository,
+# instead read the configuration from the environment.
+production: <%%= ENV["RAILS_DATABASE_URL"] %>
diff --git a/railties/lib/rails/generators/rails/app/templates/config/databases/postgresql.yml b/railties/lib/rails/generators/rails/app/templates/config/databases/postgresql.yml
index 1aaa53e707..7a7a8c08e0 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/databases/postgresql.yml
+++ b/railties/lib/rails/generators/rails/app/templates/config/databases/postgresql.yml
@@ -20,13 +20,20 @@ default: &default
# For details on connection pooling, see rails configuration guide
# http://guides.rubyonrails.org/configuring.html#database-pooling
pool: 5
- username: <%= app_name %>
- password:
development:
<<: *default
database: <%= app_name %>_development
+ # The specified database role being used to connect to postgres.
+ # To create additional roles in postgres see `$ createuser --help`.
+ # When left blank, postgres will use the default role. This is
+ # the same name as the operating system user that initialized the database.
+ #username: <%= app_name %>
+
+ # The password associated with the postgres role (username).
+ #password:
+
# Connect on a TCP socket. Omitted by default since the client uses a
# domain socket that doesn't need configuration. Windows does not have
# domain sockets, so uncomment these lines.
@@ -52,6 +59,10 @@ test:
<<: *default
database: <%= app_name %>_test
-production:
- <<: *default
- database: <%= app_name %>_production
+# Do not keep production credentials in the repository,
+# instead read the configuration from the environment.
+#
+# Example:
+# postgres://myuser:mypass@localhost/somedatabase
+#
+production: <%%= ENV["RAILS_DATABASE_URL"] %>
diff --git a/railties/lib/rails/generators/rails/app/templates/config/databases/sqlite3.yml b/railties/lib/rails/generators/rails/app/templates/config/databases/sqlite3.yml
index 1c1a37ca8d..d8b0b61e14 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/databases/sqlite3.yml
+++ b/railties/lib/rails/generators/rails/app/templates/config/databases/sqlite3.yml
@@ -20,6 +20,10 @@ test:
<<: *default
database: db/test.sqlite3
-production:
- <<: *default
- database: db/production.sqlite3
+# Do not keep production credentials in the repository,
+# instead read the configuration from the environment.
+#
+# Example:
+# sqlite3://myuser:mypass@localhost/somedatabase
+#
+production: <%%= ENV["RAILS_DATABASE_URL"] %>
diff --git a/railties/lib/rails/generators/rails/app/templates/config/databases/sqlserver.yml b/railties/lib/rails/generators/rails/app/templates/config/databases/sqlserver.yml
index 4855f66c0d..c270497879 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/databases/sqlserver.yml
+++ b/railties/lib/rails/generators/rails/app/templates/config/databases/sqlserver.yml
@@ -42,6 +42,6 @@ test:
<<: *default
database: <%= app_name %>_test
-production:
- <<: *default
- database: <%= app_name %>_production
+# Do not keep production credentials in the repository,
+# instead read the configuration from the environment.
+production: <%%= ENV["RAILS_DATABASE_URL"] %>
diff --git a/railties/lib/rails/generators/rails/app/templates/config/environments/development.rb.tt b/railties/lib/rails/generators/rails/app/templates/config/environments/development.rb.tt
index b724d468a2..cce4743a33 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/environments/development.rb.tt
+++ b/railties/lib/rails/generators/rails/app/templates/config/environments/development.rb.tt
@@ -29,5 +29,10 @@ Rails.application.configure do
# This option may cause significant delays in view rendering with a large
# number of complex assets.
config.assets.debug = true
+
+ # Adds additional error checking when serving assets at runtime.
+ # Checks for improperly declared sprockets dependencies.
+ # Raises helpful error messages.
+ config.assets.raise_runtime_errors = true
<%- end -%>
end
diff --git a/railties/lib/rails/generators/rails/app/templates/config/secrets.yml b/railties/lib/rails/generators/rails/app/templates/config/secrets.yml
index b32e4bf2a6..6e2c45e119 100644
--- a/railties/lib/rails/generators/rails/app/templates/config/secrets.yml
+++ b/railties/lib/rails/generators/rails/app/templates/config/secrets.yml
@@ -16,11 +16,7 @@ development:
test:
secret_key_base: <%= app_secret %>
-# This YAML file is processed by ERB first (as others). In particular the
-# production environment can set the secret via an environment variable
-# this way:
-#
-# secret_key_base: <%%= ENV['SECRET_KEY_BASE'] %>
-#
+# Do not keep production secrets in the repository,
+# instead read values from the environment.
production:
- secret_key_base: <%= app_secret %>
+ secret_key_base: <%%= ENV["RAILS_SECRET_KEY_BASE"] %>
diff --git a/railties/lib/rails/generators/test_unit/mailer/templates/preview.rb b/railties/lib/rails/generators/test_unit/mailer/templates/preview.rb
index ac14644145..3bfd5426e8 100644
--- a/railties/lib/rails/generators/test_unit/mailer/templates/preview.rb
+++ b/railties/lib/rails/generators/test_unit/mailer/templates/preview.rb
@@ -1,7 +1,9 @@
<% module_namespacing do -%>
+# Preview all emails at http://localhost:3000/rails/mailers/<%= file_path %>
class <%= class_name %>Preview < ActionMailer::Preview
<% actions.each do |action| -%>
+ # Preview this email at http://localhost:3000/rails/mailers/<%= file_path %>/<%= action %>
def <%= action %>
<%= class_name %>.<%= action %>
end
diff --git a/railties/lib/rails/paths.rb b/railties/lib/rails/paths.rb
index f512aefb23..ab85ab9e3e 100644
--- a/railties/lib/rails/paths.rb
+++ b/railties/lib/rails/paths.rb
@@ -24,7 +24,7 @@ module Rails
#
# Notice that when you add a path using +add+, the path object created already
# contains the path with the same path value given to +add+. In some situations,
- # you may not want this behavior, so you can give :with as option.
+ # you may not want this behavior, so you can give +:with+ as option.
#
# root.add "config/routes", with: "config/routes.rb"
# root["config/routes"].inspect # => ["config/routes.rb"]
diff --git a/railties/lib/rails/railtie.rb b/railties/lib/rails/railtie.rb
index 89ca8cbe11..c63e0c0758 100644
--- a/railties/lib/rails/railtie.rb
+++ b/railties/lib/rails/railtie.rb
@@ -22,7 +22,7 @@ module Rails
#
# * creating initializers
# * configuring a Rails framework for the application, like setting a generator
- # * +adding config.*+ keys to the environment
+ # * adding <tt>config.*</tt> keys to the environment
# * setting up a subscriber with ActiveSupport::Notifications
# * adding rake tasks
#
@@ -63,8 +63,8 @@ module Rails
# end
# end
#
- # Finally, you can also pass :before and :after as option to initializer, in case
- # you want to couple it with a specific step in the initialization process.
+ # Finally, you can also pass <tt>:before</tt> and <tt>:after</tt> as option to initializer,
+ # in case you want to couple it with a specific step in the initialization process.
#
# == Configuration
#
diff --git a/railties/lib/rails/test_unit/testing.rake b/railties/lib/rails/test_unit/testing.rake
index 38107e77b2..285e2ce846 100644
--- a/railties/lib/rails/test_unit/testing.rake
+++ b/railties/lib/rails/test_unit/testing.rake
@@ -1,4 +1,3 @@
-require 'rbconfig'
require 'rake/testtask'
require 'rails/test_unit/sub_test_task'