This is a Ruby tree! It shows every object from the Ruby Programming Language in a tree format.
# Gem::Specification.required_ruby_version= (from ruby core) ### Implementation from Specification --- required_ruby_version=(req) --- The version of Ruby required by this gem. The ruby version can be specified to the patch-level: $ ruby -v -e 'p Gem.ruby_version' ruby 2.0.0p247 (2013-06-27 revision 41674) [x86_64-darwin12.4.0] #<Gem::Version "2.0.0.247"> Prereleases can also be specified. Usage: # This gem will work with 1.8.6 or greater... spec.required_ruby_version = '>= 1.8.6' # Only with final releases of major version 2 where minor version is at least 3 spec.required_ruby_version = '~> 2.3' # Only prereleases or final releases after 2.6.0.preview2 spec.required_ruby_version = '> 2.6.0.preview2' # This gem will work with 2.3.0 or greater, including major version 3, but lesser than 4.0.0 spec.required_ruby_version = '>= 2.3', '< 4'
This is MURDOC! A Ruby documentation browser inspired by Smalltalk-80. It allows you to learn about Ruby by browsing through its class hierarchies, and see any of its methods.