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-rw-r--r--lib/leap_cli/config/macros.rb11
1 files changed, 11 insertions, 0 deletions
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