method
usage_message
v2.1.0 -
Show latest stable
- Class:
Rails::Generator::Scripts::Base
usage_message()protected
No documentation available.
# File railties/lib/rails_generator/scripts.rb, line 44
def usage_message
usage = "\nInstalled Generators\n"
Rails::Generator::Base.sources.inject([]) do |mem, source|
# Using an association list instead of a hash to preserve order,
# for esthetic reasons more than anything else.
label = source.label.to_s.capitalize
pair = mem.assoc(label)
mem << (pair = [label, []]) if pair.nil?
pair[1] |= source.names
mem
end.each do |label, names|
usage << " #{label}: #{names.join(', ')}\n" unless names.empty?
end
usage << "\nMore are available at http://wiki.rubyonrails.org/rails/pages/AvailableGenerators\n 1. Download, for example, login_generator.zip\n 2. Unzip to directory \#{Dir.user_home}/.rails/generators/login\n to use the generator with all your Rails apps\n"
if Object.const_defined?(:RAILS_ROOT)
usage << " or to \#{File.expand_path(RAILS_ROOT)}/lib/generators/login\n to use with this app only.\n"
end
usage << " 3. Run generate with no arguments for usage information\n \#{$0} login\n\nGenerator gems are also available:\n 1. gem search -r generator\n 2. gem install login_generator\n 3. \#{$0} login\n\n"
return usage
end