Re: [sup-talk] sup exception

From: Ben Walton <bwalton@artsci.utoronto.ca>
To: sup-talk <sup-talk@rubyforge.org>
Subject: Re: [sup-talk] sup exception
Date: Wed, 09 Jun 2010 22:42:12 -0400	[thread overview]
Message-ID: <1276137615-sup-4328@pinkfloyd.chass.utoronto.ca> (raw)
In-Reply-To: <1276135857-sup-1888@zyrg.net>

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Excerpts from Rich Lane's message of Wed Jun 09 22:15:07 -0400 2010:
> Try it now.

I needed the following patch to run (old 1.8 here; no
Symbol#to_proc).

/me goes back to building xapian for ruby 1.9.1 on rhel5.

Thanks
-Ben
--
Ben Walton
Systems Programmer - CHASS
University of Toronto
C:416.407.5610 | W:416.978.4302


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From 8f9cd7e38b532366e6caed6e1f790d3265bbbb90 Mon Sep 17 00:00:00 2001
From: Ben Walton <bwalton@artsci.utoronto.ca>
Date: Wed, 9 Jun 2010 22:27:44 -0400
Subject: [PATCH] Conditionally add Symbol#to_proc

Add a utility monkey-patch for versions of ruby that don't have the
to_proc method for Symbols.

Signed-off-by: Ben Walton <bwalton@artsci.utoronto.ca>
---
 lib/sup/util.rb |    8 ++++++++
 1 files changed, 8 insertions(+), 0 deletions(-)

diff --git a/lib/sup/util.rb b/lib/sup/util.rb
index 38c4eb2..27574c5 100644
--- a/lib/sup/util.rb
+++ b/lib/sup/util.rb
@@ -6,6 +6,14 @@ require 'set'
 require 'enumerator'
 
 ## time for some monkeypatching!
+class Symbol
+  unless method_defined? :to_proc
+    def to_proc
+      proc {  |obj, *args| obj.send(self, *args) }
+    end
+  end
+end
+
 class Lockfile
   def gen_lock_id
     Hash[
-- 
1.7.0


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