Merge pull request #90 from bmjen/version-info

(SDK-274) Adds --version option

lib/pdk/cli.rb

@@ -7,6 +7,7 @@
 require 'pdk/i18n'
 require 'pdk/logger'
 require 'pdk/report'
+require 'pdk/util/version'
 
 module PDK::CLI
   def self.run(args)
@@ -41,6 +42,11 @@ def self.template_url_option(dsl)
     description _('The shortest path to better modules.')
     default_subcommand 'help'
 
+    flag nil, :version, _('show version of pdk') do |_, _|
+      puts PDK::Util::Version.version_string
+      exit 0
+    end
+
     flag :h, :help, _('show help for this command') do |_, c|
       puts c.help
       exit 0

lib/pdk/generators/module.rb

@@ -9,6 +9,7 @@
 require 'pdk/cli/exec'
 require 'pdk/cli/input'
 require 'pdk/util'
+require 'pdk/util/version'
 
 module PDK
   module Generate
@@ -35,6 +36,8 @@ def self.invoke(opts = {})
 
         module_interview(metadata, opts) unless opts[:'skip-interview'] # @todo Build way to get info by answers file
 
+        metadata.update!('pdk-version' => PDK::Util::Version.version_string)
+
         temp_target_dir = PDK::Util.make_tmpdir_name('pdk-module-target')
 
         prepare_module_directory(temp_target_dir)

lib/pdk/util/version.rb

@@ -0,0 +1,34 @@
+require 'pdk/version'
+require 'pdk/cli/exec'
+
+module PDK
+  module Util
+    module Version
+      def self.version_string
+        "#{PDK::VERSION} #{pdk_ref}".strip.freeze
+      end
+
+      def self.pdk_ref
+        ref = "#{pkg_sha} #{git_ref}".strip
+        ref.empty? ? nil : "(#{ref})"
+      end
+
+      def self.pkg_sha
+        version_file = File.join(File.expand_path('../../..', File.dirname(__FILE__)), 'VERSION')
+
+        if File.exist? version_file
+          ver = File.read(version_file)
+          sha = ver.strip.split('.')[-1] unless ver.nil?
+        end
+
+        sha
+      end
+
+      def self.git_ref
+        ref_result = PDK::CLI::Exec.git('--git-dir', File.join(File.expand_path('../../..', File.dirname(__FILE__)), '.git'), 'describe', '--all', '--long')
+
+        ref_result[:stdout].strip if ref_result[:exit_code].zero?
+      end
+    end
+  end
+end