mame

$ ./miniruby -e 'use_symbol = Object.instance_methods[0].is_a?(Symbol)
nummodule = nummethod = 0
mods = []
ObjectSpace.each_object(Module) {|m| mods << m if m.name }
mods = mods.sort_by {|m| m.name }
mods.each {|mod|
  nummodule += 1
  mc = mod.kind_of?(Class) ? "class" : "module"
  puts "#{mc} #{mod.name} #{(mod.ancestors - [mod]).inspect}"
  mod.singleton_methods(false).sort.each {|methname|

mame

#!/usr/bin/env ruby

require "open-uri"
require "json"

unless ARGV[0] =~ %r{\Ahttps://bugs.ruby-lang.org/issues/(\d+)\z}
  puts "Usage: #$0 https://bugs.ruby-lang.org/issues/XXXX"
  exit 1
end

mame

$ gem install liquid

$ ruby -rliquid -e 'puts Liquid::Template.parse($<.read).render' quine.liquid
{%assign a="{Passign a=QZQ|split:QQP}{Pfor c in aP}{Pif c == a[12]P}{{a}}{Pelsif c == a[1]P}P{Pelsif c == a[11]P}Q{PelseP}{{c}}{PendifP}{PendforP}"|split:""%}{%for c in a%}{%if c == a[12]%}{{a}}{%elsif c == a[1]%}%{%elsif c == a[11]%}"{%else%}{{c}}{%endif%}{%endfor%}

$ diff -s quine.liquid <(ruby -rliquid -e 'puts Liquid::Template.parse($<.read).render' quine.liquid)
Files quine.liquid and /dev/fd/63 are identical