+#!/usr/bin/env ruby
+# -*- ruby -*-
+
+require 'rake/clean'
+begin
+ require 'rdoc/task'
+rescue LoadError => ex
+ # No rdoc task availble.
+end
+
+SRC_DIR = 'src'
+PROB_DIR = 'koans'
+DIST_DIR = 'dist'
+
+SRC_FILES = FileList["#{SRC_DIR}/*"]
+KOAN_FILES = SRC_FILES.pathmap("#{PROB_DIR}/%f")
+
+today = Time.now.strftime("%Y-%m-%d")
+TAR_FILE = "#{DIST_DIR}/rubykoans-#{today}.tgz"
+ZIP_FILE = "#{DIST_DIR}/rubykoans-#{today}.zip"
+
+CLEAN.include("**/*.rbc")
+CLOBBER.include(DIST_DIR)
+
+module Koans
+ extend Rake::DSL if defined?(Rake::DSL)
+
+ # Remove solution info from source
+ # __(a,b) => __
+ # _n_(number) => __
+ # # __ =>
+ def Koans.remove_solution(line)
+ line = line.gsub(/\b____\([^\)]+\)/, "____")
+ line = line.gsub(/\b___\([^\)]+\)/, "___")
+ line = line.gsub(/\b__\([^\)]+\)/, "__")
+ line = line.gsub(/\b_n_\([^\)]+\)/, "_n_")
+ line = line.gsub(%r(/\#\{__\}/), "/__/")
+ line = line.gsub(/\s*#\s*__\s*$/, '')
+ line
+ end
+
+ def Koans.make_koan_file(infile, outfile)
+ if infile =~ /edgecase/
+ cp infile, outfile
+ elsif infile =~ /autotest/
+ cp_r infile, outfile
+ else
+ open(infile) do |ins|
+ open(outfile, "w") do |outs|
+ state = :copy
+ ins.each do |line|
+ state = :skip if line =~ /^ *#--/
+ case state
+ when :copy
+ outs.puts remove_solution(line)
+ else
+ # do nothing
+ end
+ state = :copy if line =~ /^ *#\+\+/
+ end
+ end
+ end
+ end
+ end
+end
+
+module RubyImpls
+ # Calculate the list of relevant Ruby implementations.
+ def self.find_ruby_impls
+ rubys = `rvm list`.gsub(/=>/,'').split(/\n/).map { |x| x.strip }.reject { |x| x.empty? || x =~ /^rvm/ }.sort
+ expected.map { |impl|
+ last = rubys.grep(Regexp.new(Regexp.quote(impl))).last
+ last ? last.split.first : nil
+ }.compact
+ end
+
+ # Return a (cached) list of relevant Ruby implementations.
+ def self.list
+ @list ||= find_ruby_impls
+ end
+
+ # List of expected ruby implementations.
+ def self.expected
+ %w(ruby-1.8.7 ruby-1.9.2 jruby ree)
+ end
+end
task :default => :walk_the_path
task :walk_the_path do
cd 'koans'
ruby 'path_to_enlightenment.rb'
-end
\ No newline at end of file
+end
+
+if defined?(Rake::RDocTask)
+ Rake::RDocTask.new do |rd|
+ rd.main = "README.rdoc"
+ rd.rdoc_files.include("README.rdoc", "koans/*.rb")
+ end
+end
+
+directory DIST_DIR
+directory PROB_DIR
+
+file ZIP_FILE => KOAN_FILES + [DIST_DIR] do
+ sh "zip #{ZIP_FILE} #{PROB_DIR}/*"
+end
+
+file TAR_FILE => KOAN_FILES + [DIST_DIR] do
+ sh "tar zcvf #{TAR_FILE} #{PROB_DIR}"
+end
+
+desc "Create packaged files for distribution"
+task :package => [TAR_FILE, ZIP_FILE]
+
+desc "Upload the package files to the web server"
+task :upload => [TAR_FILE, ZIP_FILE] do
+ sh "scp #{TAR_FILE} linode:sites/onestepback.org/download"
+ sh "scp #{ZIP_FILE} linode:sites/onestepback.org/download"
+end
+
+desc "Generate the Koans from the source files from scratch."
+task :regen => [:clobber_koans, :gen]
+
+desc "Generate the Koans from the changed source files."
+task :gen => KOAN_FILES + [PROB_DIR + "/README.rdoc"]
+task :clobber_koans do
+ rm_r PROB_DIR
+end
+
+file PROB_DIR + "/README.rdoc" => "README.rdoc" do |t|
+ cp "README.rdoc", t.name
+end
+
+SRC_FILES.each do |koan_src|
+ file koan_src.pathmap("#{PROB_DIR}/%f") => [PROB_DIR, koan_src] do |t|
+ Koans.make_koan_file koan_src, t.name
+ end
+end
+
+task :run do
+ puts 'koans'
+ Dir.chdir("src") do
+ puts "in #{Dir.pwd}"
+ sh "ruby path_to_enlightenment.rb"
+ end
+end
+
+
+desc "Pre-checkin tests (=> run_all)"
+task :cruise => :run_all
+
+desc "Run the completed koans againts a list of relevant Ruby Implementations"
+task :run_all do
+ results = []
+ RubyImpls.list.each do |impl|
+ puts "=" * 40
+ puts "On Ruby #{impl}"
+ sh ". rvm #{impl}; rake run"
+ results << [impl, "RAN"]
+ puts
+ end
+ puts "=" * 40
+ puts "Summary:"
+ puts
+ results.each do |impl, res|
+ puts "#{impl} => RAN"
+ end
+ puts
+ RubyImpls.expected.each do |requested_impl|
+ impl_pattern = Regexp.new(Regexp.quote(requested_impl))
+ puts "No Results for #{requested_impl}" unless results.detect { |x| x.first =~ impl_pattern }
+ end
+end