Find random excerpts of code from Ramaze

ramaze_snippet_finder.rb

require 'ramaze'

max = 40
final = []

Dir.glob("#{Ramaze::ROOT}/**/*.rb") do |path|
  blocks = []

  File.open path do |file|
    block = []
    indent = nil

    file.each_line do |line|
      if line =~ /^(\s*)(def.{,#{max}})$/
        block << $2
        indent = $1.size
      elsif block.size > 10
        block.clear
      elsif block.first && line =~ /^\s{#{indent}}(end)$/
        block << $1
        blocks << block
        block = []
      elsif block.first
        if line =~ /^\s{#{indent}}(  .{,#{max}})$/
          block << $1
        elsif line =~ /^\s*$/
          block << ''
        else
          block.clear
        end
      end
    end
  end

  final << blocks.select{|b| b.size > 4 }.sample
end

puts final.compact.sample