From 144054558ff849b204eefc57d30c00e182270660 Mon Sep 17 00:00:00 2001
From: David Vazgenovich Shakaryan <dvshakaryan@gmail.com>
Date: Fri, 8 Oct 2010 23:37:31 -0700
Subject: More abstraction.

---
 omptagger | 28 +++++++++++++++++++---------
 1 file changed, 19 insertions(+), 9 deletions(-)

diff --git a/omptagger b/omptagger
index 205717b..3d33675 100755
--- a/omptagger
+++ b/omptagger
@@ -24,16 +24,31 @@ class Metadata
   def output(tag, val, spacing = 2)
     puts '    ' + tag + ' ' * spacing + val
   end
-end
 
-class VorbisComment < Metadata
+  private :output
+
   def view
     puts '  Viewing tags:'
 
     if @tags.empty?
       puts '    No tags set.'
-      return
+      return true
     end
+  end
+
+  def viewtag(tag)
+    puts '  Viewing ' + tag + ' tag:'
+
+    unless @tags.has_key? tag
+      puts '    Tag not set.'
+      return true
+    end
+  end
+end
+
+class VorbisComment < Metadata
+  def view
+    return if super
 
     @tags.sort.each do |tag, val|
       val.each do |val|
@@ -43,12 +58,7 @@ class VorbisComment < Metadata
   end
 
   def viewtag(tag)
-    puts '  Viewing ' + tag + ' tag:'
-
-    unless @tags.has_key? tag
-      puts '    Tag not set.'
-      return
-    end
+    return if super
 
     @tags[tag].each do |val|
       output(tag, val)
-- 
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