Rakefile

require 'rake/clean'
require 'date'

task :default => :test

ROOTDIR = File.expand_path('..', __FILE__).sub(/#{Dir.pwd}(?=\/)/, '.')
LIBDIR  = "#{ROOTDIR}/lib"
BINDIR  = "#{ROOTDIR}/bin"

task :environment do
  $LOAD_PATH.unshift ROOTDIR if !$:.include?(ROOTDIR)
  $LOAD_PATH.unshift LIBDIR if !$:.include?(LIBDIR)
  require_library 'hpricot'
  require_library 'rdiscount'
  ENV['RUBYLIB'] = $LOAD_PATH.join(':')
  ENV['PATH'] = "#{BINDIR}:#{ENV['PATH']}"
end

desc 'Run tests'
task :test => :environment do
  $LOAD_PATH.unshift "#{ROOTDIR}/test"
  Dir['test/test_*.rb'].each { |f| require(f) }
end

desc 'Start the server'
task :server => :environment do
  if system('type shotgun >/dev/null 2>&1')
    exec "shotgun config.ru"
  else
    require 'ronn/server'
    Ronn::Server.run('man/*.ronn')
  end
end

desc 'Start the server'
task :server => :environment do
  if system('type shotgun >/dev/null 2>&1')
    exec "shotgun config.ru"
  else
    require 'ronn/server'
    Ronn::Server.run('man/*.ronn')
  end
end

desc 'Build the manual'
task :man => :environment do
  require 'ronn'
  ENV['RONN_MANUAL']  = "Ronn Manual"
  ENV['RONN_ORGANIZATION'] = "Ronn #{Ronn::revision}"
  sh "ronn -w -s toc -r5 --markdown man/*.ronn"
end

desc 'Publish to github pages'
task :pages => :man do
  puts '----------------------------------------------'
  puts 'Rebuilding pages ...'
  verbose(false) {
    rm_rf 'pages'
    push_url = `git remote show origin`.grep(/Push.*URL/).first[/git@.*/]
    sh "
      set -e
      git fetch -q origin
      rev=$(git rev-parse origin/gh-pages)
      git clone -q -b gh-pages . pages
      cd pages
      git reset --hard $rev
      rm -f ronn*.html index.html
      cp -rp ../man/ronn*.html ../man/index.txt ../man/index.html ./
      git add -u ronn*.html index.html index.txt
      git commit -m 'rebuild manual'
      git push #{push_url} gh-pages
    ", :verbose => false
  }
end

# PACKAGING ============================================================

# Rev Ronn::VERSION
task :rev do
  rev = ENV['REV'] || `git describe --tags`.chomp
  data = File.read('lib/ronn.rb')
  data.gsub!(/^( *)REV *=.*/, "\\1REV = '#{rev}'")
  File.open('lib/ronn.rb', 'wb') { |fd| fd.write(data) }
  puts "revision: #{rev}"
  puts "version:  #{`ruby -Ilib -rronn -e 'puts Ronn::VERSION'`}"
end

require 'rubygems'
$spec = eval(File.read('ronn.gemspec'))

def package(ext='')
  "pkg/ronn-#{$spec.version}" + ext
end

desc 'Build packages'
task :package => %w[.gem .tar.gz].map { |ext| package(ext) }

desc 'Build and install as local gem'
task :install => package('.gem') do
  sh "gem install #{package('.gem')}"
end

directory 'pkg/'
CLOBBER.include('pkg')

file package('.gem') => %w[pkg/ ronn.gemspec] + $spec.files do |f|
  sh "gem build ronn.gemspec"
  mv File.basename(f.name), f.name
end

file package('.tar.gz') => %w[pkg/] + $spec.files do |f|
  sh <<-SH
    git archive --prefix=ronn-#{source_version}/ --format=tar HEAD |
    gzip > #{f.name}
  SH
end

def source_version
  @source_version ||= `ruby -Ilib -rronn -e 'puts Ronn::VERSION'`.chomp
end

file 'ronn.gemspec' => FileList['{lib,test,bin}/**','Rakefile'] do |f|
  # read spec file and split out manifest section
  spec = File.read(f.name)
  head, manifest, tail = spec.split("  # = MANIFEST =\n")
  # replace version and date
  head.sub!(/\.version = '.*'/, ".version = '#{source_version}'")
  head.sub!(/\.date = '.*'/, ".date = '#{Date.today.to_s}'")
  # determine file list from git ls-files
  files = `git ls-files`.
    split("\n").
    sort.
    reject{ |file| file =~ /^\./ }.
    reject { |file| file =~ /^doc/ }.
    map{ |file| "    #{file}" }.
    join("\n")
  # piece file back together and write...
  manifest = "  s.files = %w[\n#{files}\n  ]\n"
  spec = [head,manifest,tail].join("  # = MANIFEST =\n")
  File.open(f.name, 'w') { |io| io.write(spec) }
  puts "updated #{f.name}"
end

# Misc ===============================================================

def require_library(name)
  require name
rescue LoadError => boom
  if !defined?(Gem)
    warn "warn: #{boom}. trying again with rubygems."
    require 'rubygems'
    retry
  end
  abort "fatal: the '#{name}' library is required (gem install #{name})"
end

# make .wrong test files right
task :right do
  Dir['test/*.wrong'].each do |file|
    dest = file.sub(/\.wrong$/, '')
    mv file, dest
  end
end