Provide a convenience method to get a list of all ruby targets enabled by the user...

diff --git a/eclass/ruby-ng.eclass b/eclass/ruby-ng.eclass
index a63a285fd90741d153c027be31f4f350ded6fd68..6a0d1419f81066341f06a474dd148f4024ca00eb 100644 (file)
--- a/eclass/ruby-ng.eclass
+++ b/eclass/ruby-ng.eclass
@@ -1,6 +1,6 @@
 # Copyright 1999-2009 Gentoo Foundation
 # Distributed under the terms of the GNU General Public License v2
-# $Header: /var/cvsroot/gentoo-x86/eclass/ruby-ng.eclass,v 1.36 2011/07/22 09:08:59 graaff Exp $
+# $Header: /var/cvsroot/gentoo-x86/eclass/ruby-ng.eclass,v 1.37 2011/07/22 09:10:22 graaff Exp $
 #
 # @ECLASS: ruby-ng.eclass
 # @MAINTAINER:
@@ -257,6 +257,17 @@ ruby_add_bdepend() {
        RDEPEND="${RDEPEND}"
 }
 
+# @FUNCTION: ruby_get_use_implementations
+# @DESCRIPTION:
+# Gets an array of ruby use targets enabled by the user
+ruby_get_use_implementations() {
+       local i implementation
+       for implementation in ${USE_RUBY}; do
+               use ruby_targets_${implementation} && i+=" ${implementation}"
+       done
+       echo $i
+}
+
 # @FUNCTION: ruby_get_use_targets
 # @DESCRIPTION:
 # Gets an array of ruby use targets that the ebuild sets