From 648bfd5e668fed03f29d3f8b74d1749075ea8cae Mon Sep 17 00:00:00 2001
From: Markus Schirp <mbj@schirp-dso.com>
Date: Mon, 5 Aug 2013 09:18:37 +0200
Subject: [PATCH] Use less literals to implement
 Mutant::Context::Scope#match_prefixes

---
 config/flay.yml             | 2 +-
 lib/mutant/context/scope.rb | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/config/flay.yml b/config/flay.yml
index 8a0db8ff..905dcb53 100644
--- a/config/flay.yml
+++ b/config/flay.yml
@@ -1,3 +1,3 @@
 ---
 threshold: 16
-total_score: 738
+total_score: 733
diff --git a/lib/mutant/context/scope.rb b/lib/mutant/context/scope.rb
index 1a29db16..26ac5b3e 100644
--- a/lib/mutant/context/scope.rb
+++ b/lib/mutant/context/scope.rb
@@ -96,8 +96,8 @@ module Mutant
       # @api private
       #
       def match_prefixes
-        name_nesting.length.downto(1).map do |last|
-          name_nesting[0...last].join('::')
+        name_nesting.each_index.reverse_each.map do |index|
+          name_nesting.take(index.succ).join('::')
         end
       end
       memoize :match_prefixes