get instelled package infomation form %SUBLIME_TEXT%/Data/Packages folder

get_sublime_package_metadata.rb

# encoding: utf-8

require "find"
require 'json'

jsons = []
Dir.foreach(Dir.pwd) do |dir|
  real_path = File.expand_path dir
  unless real_path == Dir.pwd
    if File.exist?(real_path + '/package-metadata.json')
      jsons << JSON.load(File.read(real_path + '/package-metadata.json')).merge(name: dir)
    end
  end
end

File.open(File.expand_path(Dir.pwd + '/package-metadatas.json'), 'w') do |file|
  JSON.dump(jsons, file)
end