Class: GLI::Commands::Scaffold

Inherits:
Object
  • Object
show all
Defined in:
lib/gli/commands/scaffold.rb

Overview

:nodoc:

Class Method Summary collapse

Class Method Details

.create_scaffold(root_dir, create_test_dir, create_ext_dir, project_name, commands, force = false, dry_run = false, create_rvmrc = false) ⇒ Object 



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# File 'lib/gli/commands/scaffold.rb', line 8

def self.create_scaffold(root_dir,
                         create_test_dir,
                         create_ext_dir,
                         project_name,
                         commands,
                         force=false,
                         dry_run=false,
                         create_rvmrc=false)
  dirs = [File.join(root_dir,project_name,'lib')]
  dirs << File.join(root_dir,project_name,'bin')
  dirs << File.join(root_dir,project_name,'test') if create_test_dir
  dirs << File.join(root_dir,project_name,'ext') if create_ext_dir

  if mkdirs(dirs,force,dry_run)
    mk_binfile(root_dir,create_ext_dir,force,dry_run,project_name,commands)
    mk_readme(root_dir,dry_run,project_name)
    mk_gemspec(root_dir,dry_run,project_name)
    mk_rakefile(root_dir,dry_run,project_name,create_test_dir)
    mk_lib_files(root_dir,dry_run,project_name)
    if create_rvmrc
      rvmrc = File.join(root_dir,project_name,".rvmrc")
      File.open(rvmrc,'w') do |file|
        file.puts "rvm use #{ENV['rvm_ruby_string']}@#{project_name} --create"
      end
      puts "Created #{rvmrc}"
    end
    init_git(root_dir, project_name)
  end
end

.init_git(root_dir, project_name) ⇒ Object 



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# File 'lib/gli/commands/scaffold.rb', line 289

def self.init_git(root_dir, project_name)
  project_dir = "#{root_dir}/#{project_name}"

  unless system("git", "init", "--quiet", project_dir)
    puts "There was a problem initializing Git. Your gemspec may not work until you have done a successful `git init`"
  end
end

.mk_binfile(root_dir, create_ext_dir, force, dry_run, project_name, commands) ⇒ Object 



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# File 'lib/gli/commands/scaffold.rb', line 179

def self.mk_binfile(root_dir,create_ext_dir,force,dry_run,project_name,commands)
  bin_file = File.join(root_dir,project_name,'bin',project_name)
  if !File.exist?(bin_file) || force
    if !dry_run
      File.open(bin_file,'w') do |file|
        file.chmod(0755)
        file.puts '#!/usr/bin/env ruby'
        file.puts <<EOS
require 'gli'
begin # XXX: Remove this begin/rescue before distributing your app
require '#{project_name}'
rescue LoadError
  STDERR.puts "In development, you need to use `bundle exec bin/#{project_name}` to run your app"
  STDERR.puts "At install-time, RubyGems will make sure lib, etc. are in the load path"
  STDERR.puts "Feel free to remove this message from bin/#{project_name} now"
  exit 64
end

class App
  extend GLI::App

  program_desc 'Describe your application here'

  version #{project_name_as_module_name(project_name)}::VERSION

  subcommand_option_handling :normal
  arguments :strict

  desc 'Describe some switch here'
  switch [:s,:switch]

  desc 'Describe some flag here'
  default_value 'the default'
  arg_name 'The name of the argument'
  flag [:f,:flagname]
EOS
        first = true
        commands.each do |command|
          file.puts <<EOS

  desc 'Describe #{command} here'
  arg_name 'Describe arguments to #{command} here'
EOS
          if first
            file.puts <<EOS
  command :#{command} do |c|
c.desc 'Describe a switch to #{command}'
c.switch :s

c.desc 'Describe a flag to #{command}'
c.default_value 'default'
c.flag :f
c.action do |global_options,options,args|

  # Your command logic here

  # If you have any errors, just raise them
  # raise "that command made no sense"

  puts "#{command} command ran"
end
  end
EOS
          else
            file.puts <<EOS
  command :#{command} do |c|
c.action do |global_options,options,args|
  puts "#{command} command ran"
end
  end
EOS
          end
          first = false
        end
        file.puts <<EOS

  pre do |global,command,options,args|
# Pre logic here
# Return true to proceed; false to abort and not call the
# chosen command
# Use skips_pre before a command to skip this block
# on that command only
true
  end

  post do |global,command,options,args|
# Post logic here
# Use skips_post before a command to skip this
# block on that command only
  end

  on_error do |exception|
# Error logic here
# return false to skip default error handling
true
  end
end

exit App.run(ARGV)
EOS
        puts "Created #{bin_file}"
      end
    end
  else
    puts bin_file + " exists; use --force to override"
    return false
  end
  true
end

.mk_gemspec(root_dir, dry_run, project_name) ⇒ Object 



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# File 'lib/gli/commands/scaffold.rb', line 53

def self.mk_gemspec(root_dir,dry_run,project_name)
  return if dry_run
  File.open("#{root_dir}/#{project_name}/#{project_name}.gemspec",'w') do |file|
    file.puts <<EOS
# Ensure we require the local version and not one we might have installed already
require File.join([File.dirname(__FILE__),'lib','#{project_name}','version.rb'])
spec = Gem::Specification.new do |s|
  s.name = '#{project_name}'
  s.version = #{project_name_as_module_name(project_name)}::VERSION
  s.author = 'Your Name Here'
  s.email = '[email protected]'
  s.homepage = 'http://your.website.com'
  s.platform = Gem::Platform::RUBY
  s.summary = 'A description of your project'
  s.files = `git ls-files`.split("\n")
  s.require_paths << 'lib'
  s.extra_rdoc_files = ['README.rdoc','#{project_name}.rdoc']
  s.rdoc_options << '--title' << '#{project_name}' << '--main' << 'README.rdoc' << '-ri'
  s.bindir = 'bin'
  s.executables << '#{project_name}'
  s.add_development_dependency('rake')
  s.add_development_dependency('rdoc')
  s.add_development_dependency('minitest')
  s.add_runtime_dependency('gli','~> #{GLI::VERSION}')
end
EOS
  end
  puts "Created #{root_dir}/#{project_name}/#{project_name}.gemspec"
end

.mk_lib_files(root_dir, dry_run, project_name) ⇒ Object 



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# File 'lib/gli/commands/scaffold.rb', line 87

def self.mk_lib_files(root_dir,dry_run,project_name)
  return if dry_run
  FileUtils.mkdir("#{root_dir}/#{project_name}/lib/#{project_name}")
  File.open("#{root_dir}/#{project_name}/lib/#{project_name}/version.rb",'w') do |file|
    file.puts <<EOS
module #{project_name_as_module_name(project_name)}
  VERSION = '0.0.1'
end
EOS
  end
  puts "Created #{root_dir}/#{project_name}/lib/#{project_name}/version.rb"
  File.open("#{root_dir}/#{project_name}/lib/#{project_name}.rb",'w') do |file|
    file.puts <<EOS
require '#{project_name}/version.rb'

# Add requires for other files you add to your project here, so
# you just need to require this one file in your bin file
EOS
  end
  puts "Created #{root_dir}/#{project_name}/lib/#{project_name}.rb"
end

.mk_rakefile(root_dir, dry_run, project_name, create_test_dir) ⇒ Object 



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# File 'lib/gli/commands/scaffold.rb', line 108

def self.mk_rakefile(root_dir,dry_run,project_name,create_test_dir)
  return if dry_run
  File.open("#{root_dir}/#{project_name}/Rakefile",'w') do |file|
    file.puts <<EOS
require 'rake/clean'
require 'rubygems'
require 'rubygems/package_task'
require 'rdoc/task'
EOS
    file.puts <<EOS
Rake::RDocTask.new do |rd|
  rd.main = "README.rdoc"
  rd.rdoc_files.include("README.rdoc","lib/**/*.rb","bin/**/*")
  rd.title = 'Your application title'
end

spec = eval(File.read('#{project_name}.gemspec'))

Gem::PackageTask.new(spec) do |pkg|
end
EOS
    if create_test_dir
      file.puts <<EOS
require 'rake/testtask'
Rake::TestTask.new do |t|
  t.libs << "test"
  t.test_files = FileList['test/*_test.rb']
end

task :default => :test
EOS
      File.open("#{root_dir}/#{project_name}/test/default_test.rb",'w') do |test_file|
        test_file.puts <<EOS
require_relative "test_helper"

class DefaultTest < Minitest::Test

  def setup
  end

  def teardown
  end

  def test_the_truth
assert true
  end
end
EOS
      end
      puts "Created #{root_dir}/#{project_name}/test/default_test.rb"
      File.open("#{root_dir}/#{project_name}/test/test_helper.rb",'w') do |test_file|
        test_file.puts <<EOS
require "minitest/autorun"

# Add test libraries you want to use here, e.g. mocha
# Add helper classes or methods here, too
EOS
      end
      puts "Created #{root_dir}/#{project_name}/test/test_helper.rb"
    else
      file.puts "task :default => :package\n"
    end
  end
  puts "Created #{root_dir}/#{project_name}/Rakefile"
  File.open("#{root_dir}/#{project_name}/Gemfile",'w') do |bundler_file|
    bundler_file.puts "source 'https://rubygems.org'"
    bundler_file.puts "gemspec"
  end
  puts "Created #{root_dir}/#{project_name}/Gemfile"
end

.mk_readme(root_dir, dry_run, project_name) ⇒ Object 



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# File 'lib/gli/commands/scaffold.rb', line 38

def self.mk_readme(root_dir,dry_run,project_name)
  return if dry_run
  File.open("#{root_dir}/#{project_name}/README.rdoc",'w') do |file|
    file << "= #{project_name}\n\n"
    file << "Describe your project here\n\n"
    file << ":include:#{project_name}.rdoc\n\n"
  end
  puts "Created #{root_dir}/#{project_name}/README.rdoc"
  File.open("#{root_dir}/#{project_name}/#{project_name}.rdoc",'w') do |file|
    file << "= #{project_name}\n\n"
    file << "Generate this with\n    #{project_name} _doc\nAfter you have described your command line interface"
  end
  puts "Created #{root_dir}/#{project_name}/#{project_name}.rdoc"
end

.mkdirs(dirs, force, dry_run) ⇒ Object 



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# File 'lib/gli/commands/scaffold.rb', line 297

def self.mkdirs(dirs,force,dry_run)
  exists = false
  if !force
    dirs.each do |dir|
      if File.exist? dir
        raise "#{dir} exists; use --force to override"
        exists = true
      end
    end
  end
  if !exists
    dirs.each do |dir|
      puts "Creating dir #{dir}..."
      if dry_run
        puts "dry-run; #{dir} not created"
      else
        FileUtils.mkdir_p dir
      end
    end
  else
    puts "Exiting..."
    return false
  end
  true
end

.project_name_as_module_name(project_name) ⇒ Object 



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# File 'lib/gli/commands/scaffold.rb', line 83

def self.project_name_as_module_name(project_name)
  project_name.split(/[_-]/).map { |part| part[0..0].upcase + part[1..-1] }.join('')
end