From 437810bff542a8e103637e9cdeb1a02f39e436a5 Mon Sep 17 00:00:00 2001
From: Mike Dvorkin <mike@dvorkin.net>
Date: Fri, 6 May 2011 14:49:51 -0700
Subject: [PATCH] Fixed array grep for patters with / character

---
 lib/ap/core_ext/array.rb   | 2 +-
 spec/awesome_print_spec.rb | 7 +++++++
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/lib/ap/core_ext/array.rb b/lib/ap/core_ext/array.rb
index ea8f542..2c260d1 100644
--- a/lib/ap/core_ext/array.rb
+++ b/lib/ap/core_ext/array.rb
@@ -56,7 +56,7 @@ class Array #:nodoc:
     arr = unless blk
       original_grep(pattern)
     else
-      original_grep(pattern) { |match| eval("%Q/#{match}/ =~ #{pattern.inspect}", blk.binding); yield match }
+      original_grep(pattern) { |match| eval("%Q/#{match.to_s.gsub('/', '\/')}/ =~ #{pattern.inspect}", blk.binding); yield match }
     end
     if self.instance_variable_defined?('@__awesome_methods__')
       arr.instance_variable_set('@__awesome_methods__', self.instance_variable_get('@__awesome_methods__'))
diff --git a/spec/awesome_print_spec.rb b/spec/awesome_print_spec.rb
index e815c7f..21e1ba1 100644
--- a/spec/awesome_print_spec.rb
+++ b/spec/awesome_print_spec.rb
@@ -462,6 +462,13 @@ EOS
       end
       weird.new.ai(:plain => true).should == ''
     end
+
+    # See https://github.com/michaeldv/awesome_print/issues/35
+    it "handle array grep when pattern contains / chapacter" do
+      hash = { "1/x" => 1,  "2//x" => :"2" }
+      grepped = hash.keys.grep(/^(\d+)\//) { $1 }
+      grepped.ai(:plain => true, :multiline => false).should == '[ "1", "2" ]'
+    end
   end
 
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