Class: Sega::RakeTask

Inherits:
Rake::TaskLib
  • Object
show all
Defined in:
lib/sega/rake_task.rb

Overview

Provides a custom rake task.

require ‘sega/rake_task’ Sega::RakeTask.new

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(*args, &task_block) ⇒ RakeTask

Returns a new instance of RakeTask.



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# File 'lib/sega/rake_task.rb', line 18

def initialize(*args, &task_block)
  @ruby_version ||= '>= 2.3.0'
  @bundler_version ||= '= 1.10.6'

  namespace 'sega' do
    desc 'Run Sega Packager' unless ::Rake.application.last_description
    task(:package, *args) do |_, task_args|
      yield(*[self, task_args].slice(0, task_block.arity)) if block_given?

      package
    end
  end
end

Instance Attribute Details

#bundler_version ⇒ Object

Returns the value of attribute bundler_version.



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# File 'lib/sega/rake_task.rb', line 16

def bundler_version
  @bundler_version
end

#ruby_version ⇒ Object

Returns the value of attribute ruby_version.



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# File 'lib/sega/rake_task.rb', line 15

def ruby_version
  @ruby_version
end

Instance Method Details

#debug(msg) ⇒ Object 



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# File 'lib/sega/rake_task.rb', line 84

def debug(msg)
  puts "[DEBUG] #{msg}" if ENV['DEBUG']
end

#installer_file ⇒ Object 



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# File 'lib/sega/rake_task.rb', line 88

def installer_file
  template = File.read(installer_filename)
  ERB.new(template).result(binding)
end

#installer_filename ⇒ Object 



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# File 'lib/sega/rake_task.rb', line 93

def installer_filename
  File.join(File.dirname(__FILE__), INSTALLER_TEMPL)
end

#package ⇒ Object

rubocop:disable Metrics/MethodLength, Metrics/AbcSize



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# File 'lib/sega/rake_task.rb', line 32

def package # rubocop:disable Metrics/MethodLength, Metrics/AbcSize
  require 'yaml'
  require 'pathname'
  require 'bundler/cli'
  require 'rubygems/specification'
  require 'rubygems/package'

  Bundler::CLI.start(%w(package --all), debug: true)

  gemspec_filename = "#{proj_name}.gemspec"
  spec = Gem::Specification.load(gemspec_filename)

  gems = Dir['vendor/cache/**/*']
  bundle_dir = Dir['.bundle/*']

  exec_tgz = "#{proj_name}.run"
  # step 1 - add the ruby installer script
  File.open(exec_tgz, 'wb') do |file|
    file.write(installer_file)
  end

  File.open(exec_tgz, 'a+') do |file|
    Zlib::GzipWriter.wrap(file) do |gz|
      Gem::Package::TarWriter.new(gz) do |tar|
        (spec.files + gems + bundle_dir).each do |f|
          unless File.directory?(f)
            size = File.size(f)
            mode = File.stat(f).mode & 07777
            debug "adding: #{f} size: #{size} mode: #{mode.to_s(8)}"

            input = ''
            if f == gemspec_filename # add the gemspec (post processing)
              input = spec.to_ruby
              size = input.size
            else
              input = File.read(f)
            end

            tar.add_file_simple(f, mode, size) do |io|
              io.write(input)
            end
          end
        end
      end
    end
  end

  File.chmod(0755, exec_tgz)
  puts "Created Self-Extracting Gem Archive: #{exec_tgz}"
  exec_tgz
end

#proj_name ⇒ Object 



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# File 'lib/sega/rake_task.rb', line 97

def proj_name
  _, location = Rake.application.find_rakefile_location
  @proj_name ||= File.basename(Dir[File.join(location, '*.gemspec')].first, '.gemspec')
end