apkbuild-gem-resolver: aport update descriptors

apkbuild-gem-resolver.in

 #!/usr/bin/ruby
 
 # APKBUILD dependency resolver for RubyGems
-# Copyright (C) 2014 Kaarle Ritvanen
+# Copyright (C) 2014-2015 Kaarle Ritvanen
 
 require 'augeas'
 require 'optparse'
@@ -201,12 +201,8 @@ class Update
 
   def each
     @gems.each_value do |gem|
-      obs = gem.obsolete_deps
-      obs = obs.length == 0 ? nil : " (obsolete dependencies: #{obs.join ', '})"
-
-      if gem.updated? || obs
-        yield "#{gem.aport.name}-#{gem.version}#{obs}"
-      end
+      update = gem.update
+      yield update if update
     end
   end
 
@@ -233,7 +229,7 @@ class Update
       @aport = aport
     end
 
-    attr_reader :aport, :obsolete_deps
+    attr_reader :aport
 
     def require_version version
       if @version
@@ -278,6 +274,16 @@ class Update
         }
       end
     end
+
+    def update
+      updated? || @obsolete_deps.length > 0 ? (
+        {
+          :name => @aport.name,
+          :version => version,
+          :obsolete_deps => @obsolete_deps.clone
+        }
+      ) : nil
+    end
   end
 end
 
@@ -306,6 +312,9 @@ end
 
 update.resolve
 
-for aport in update
-  puts aport
+for pkg in update
+  obs = pkg[:obsolete_deps]
+  obs = obs.length == 0 ? nil : " (obsolete dependencies: #{obs.join ', '})"
+
+  puts "#{pkg[:name]}-#{pkg[:version]}#{obs}"
 end