lib/vclog/vcs.rb in vclog-1.1 vs lib/vclog/vcs.rb in vclog-1.2

@@ -1,45 +1,117 @@
 module VCLog
 
   require 'time'
   require 'vclog/changelog'
-  require 'vclog/vcs/svn'
-  require 'vclog/vcs/git'
-  #require 'vclog/vcs/hg'
-  #require 'vclog/vcs/darcs'
+  require 'vclog/history'
+  require 'vclog/change'
+  require 'vclog/tag'
 
   # TODO: Might we have a NO-VCS changelog based on
   #       LOG: entries in source files?
 
   # = Version Control System
   class VCS
 
-    attr :type
-
-    def initialize(root=nil)
-      @root = root || Dir.pwd
-      @type = read_type
-      raise ArgumentError, "Not a recognized version control system." unless @type
+    def self.factory(root=nil)
+      root = root || Dir.pwd
+      type = read_type(root)
+      raise ArgumentError, "Not a recognized version control system." unless type
+      VCS.const_get(type.upcase).new(root)
     end
 
-    def read_type
+    def self.read_type(root)
       dir = nil
-      Dir.chdir(@root) do
+      Dir.chdir(root) do
         dir = Dir.glob("{.svn,.git,.hg,_darcs}").first
       end
       dir[1..-1] if dir
     end
 
-    def delegate
-      @delegate ||= VCS.const_get(type.upcase).new
+    attr :root
+
+    #
+    def initialize(root)
+      @root = File.expand_path(root)
     end
 
+    def tags
+      @tags ||= extract_tags.map{ |t| Tag===t ? t : Tag.new(*t) }
+    end
+
+    def changes
+      @changes ||= extract_changes.map{ |c| Change===c ? c : Change.new(*c) }
+    end
+
     #
-    def method_missing(s, *a, &b)
-      delegate.send(s, *a, &b)
+    def extract_tags
+      raise "Not Implemented"
     end
 
+    #
+    def extract_changes
+      raise "Not Implemented"
+    end
+
+    #
+    def changelog
+      ChangeLog.new(changes)
+    end
+
+    #
+    def history(opts={})
+      @history ||= History.new(self, opts)
+    end
+
+    # Provides a bumped version number.
+    def bump(part=nil)
+      return part unless ['major', 'minor', 'patch', ''].include?(part.to_s)
+
+      if tags.last
+        v = tags.last.name   # TODO: ensure the latest version
+      else
+        v = '0.0.0'
+      end
+      v = v.split(/\W/)    # TODO: preserve split chars
+      case part.to_s
+      when 'major'
+        v[0] = v[0].succ
+        (1..(v.size-1)).each{ |i| v[i] = '0' }
+        v.join('.')
+      when 'minor'
+        v[1] = '0' unless v[1]
+        v[1] = v[1].succ
+        (2..(v.size-1)).each{ |i| v[i] = '0' }
+        v.join('.')
+      when 'patch'
+        v[1] = '0' unless v[1]
+        v[2] = '0' unless v[2]
+        v[2] = v[2].succ
+        (3..(v.size-1)).each{ |i| v[i] = '0' }
+        v.join('.')
+      else
+        v[-1] = '0' unless v[-1]
+        v[-1] = v[-1].succ
+        v.join('.')
+      end
+    end
+
+  private
+
+    # Looks for a "[type]" indicator at the end of the message.
+    def split_type(note)
+      note = note.strip
+      if md = /\A.*?\[(.*?)\]\s*$/.match(note)
+        t = md[1].strip.downcase
+        n = note.sub(/\[#{md[1]}\]\s*$/, "")
+      else
+        n, t = note, nil
+      end
+      n.gsub!(/^\s*?\n/m,'') # remove blank lines
+      return n, t
+    end
+
 =begin
     # Write the ChangeLog to file.
 
     def write_changelog( log, file )
       if File.directory?(file)
@@ -75,8 +147,13 @@
       stamp.join(' ')
     end
 =end
 
   end
+
+  require 'vclog/vcs/svn'
+  require 'vclog/vcs/git'
+  #require 'vclog/vcs/hg'
+  #require 'vclog/vcs/darcs'
 
 end