Class: VundleMigrator::Migrator

Inherits:
Object
  • Object
show all
Defined in:
lib/vundle_migrator.rb

Constant Summary collapse

VIMRC_SOURCE = 
"\" load vundle plugins\n" \
"source  ~/.vim/vundle/plugins.vim\n\n"
PLUGINS_START = 
"set nocompatible\n" \
"filetype off\n" \
"set rtp+=~/.vim/bundle/Vundle.vim\n\n" \
"call vundle#begin()\n\n"
PLUGINS_END = 
"\ncall vundle#end()\n\n" \
"filetype plugin indent on"

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(vimrc, source, destination) ⇒ Migrator

Returns a new instance of Migrator.



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# File 'lib/vundle_migrator.rb', line 24

def initialize(vimrc, source, destination)
  @vimrc = vimrc
  @source = source || "#{Dir.home}/.vim/bundle"
  @destination = destination || "#{Dir.home}/.vim/vundle/plugins.vim"
  @entries = Dir.entries(@source) - %w(. ..)
  @plugins = []
end

Instance Attribute Details

#plugins ⇒ Object (readonly)

Returns the value of attribute plugins.



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# File 'lib/vundle_migrator.rb', line 11

def plugins
  @plugins
end

Instance Method Details

#create_plugins_file ⇒ Object 



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# File 'lib/vundle_migrator.rb', line 62

def create_plugins_file
  puts "creating #{@destination}"
  File.open(@destination, "w") do |f|
    f.write(PLUGINS_START)

    @plugins.each do |plugin|
      f.write("#{plugin}\n")
    end

    f.write(PLUGINS_END)
  end
end

#create_plugins_list ⇒ Object 



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# File 'lib/vundle_migrator.rb', line 47

def create_plugins_list
  puts "creating list of plugins"
  @plugins = @entries.map do |plugin_directory|
    Dir.chdir("#{@source}/#{plugin_directory}") do
      package = `git remote -v`.match(/com[\/|:](.+)\.git/)[1]
      "Plugin '#{package}'"
    end
  end
end

#create_vundle_folder ⇒ Object 



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# File 'lib/vundle_migrator.rb', line 57

def create_vundle_folder
  puts "creating folder at #{File.dirname(@destination)}"
  FileUtils.mkdir_p(File.dirname(@destination))
end

#dry_run ⇒ Object 



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# File 'lib/vundle_migrator.rb', line 42

def dry_run
  create_plugins_list
  print_file_contents
end

#prepend_vimrc ⇒ Object 



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# File 'lib/vundle_migrator.rb', line 75

def prepend_vimrc
  puts "adding 'source vundle' to #{@vimrc}"
  File.rename("#{@vimrc}", "#{@vimrc}.old")

  File.open("#{@vimrc}", 'w') do |f|
    f.puts VIMRC_SOURCE
    File.foreach("#{@vimrc}.old") do |l|
      f.puts l
    end
  end

  FileUtils.remove("#{@vimrc}.old")
end

#print_file_contents ⇒ Object 



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# File 'lib/vundle_migrator.rb', line 89

def print_file_contents
  puts "file contents:\n------\n"
  puts PLUGINS_START
  puts @plugins
  puts PLUGINS_END
end

#run ⇒ Object 



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# File 'lib/vundle_migrator.rb', line 32

def run
  puts "starting the migration"
  create_plugins_list
  create_vundle_folder
  create_plugins_file
  prepend_vimrc
  puts "migration finished"
  puts "don't forget to run ':PluginInstall' after loading vim"
end