From a327a0544bb725c668b7bca5bf6618c40a9c9cd2 Mon Sep 17 00:00:00 2001
From: elijah <elijah@riseup.net>
Date: Thu, 22 May 2014 00:01:04 -0700
Subject: added 'try {}' macro.

---
 lib/leap_cli/config/macros.rb | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'lib/leap_cli/config/macros.rb')

diff --git a/lib/leap_cli/config/macros.rb b/lib/leap_cli/config/macros.rb
index 2eabdd0..30381ee 100644
--- a/lib/leap_cli/config/macros.rb
+++ b/lib/leap_cli/config/macros.rb
@@ -415,5 +415,16 @@ module LeapCli; module Config
       end
     end
 
+    #
+    # wrap something that might fail in `try`. e.g.
+    #
+    # "= try{ nodes[:services => 'tor'].first.ip_address } "
+    #
+    def try(&block)
+      yield
+    rescue NoMethodError
+      nil
+    end
+
   end
 end; end
-- 
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