added branches, more log stuff, better tests, changed the log api a bit

added tests for Git::Lib, started Git::Diff development

1 files changed, 37 insertions, 0 deletions

diff --git a/lib/git/diff.rb b/lib/git/diff.rb
new file mode 100644
index 0000000..3686edb
--- /dev/null
+++ b/lib/git/diff.rb
@@ -0,0 +1,37 @@
+module Git
+  
+  # object that holds the last X commits on given branch
+  class Diff
+    include Enumerable
+    
+    @base = nil
+    @from = nil
+    @to = nil
+    
+    @full_diff = nil
+    
+    def initialize(base, from = nil, to = nil)
+      dirty_log
+      @base = base
+      @from = from
+      @to = to
+    end
+    
+    def 
+    # enumerable methods
+    
+    def each
+      cache_diff
+      @full_diff.each do |file|
+        yield file
+      end
+    end
+    
+    private
+    
+      def cache_diff
+        if !@full_diff
+          @full_diff = @base.lib.diff_files(@from, @to)
+        end
+      end
+end
\ No newline at end of file