From 30e994fb6eb91e25a77e60a849f795d60c11af4b Mon Sep 17 00:00:00 2001
From: Leonardo Rodrigues de Mello <l@lmello.eu.org>
Date: Fri, 6 Sep 2013 10:53:47 -0300
Subject: enhanced the error message of pick function.

When pick function fail return a better error message like
the other stdlib functions, indicating that the error
is on function pick.

This would help people that see the error to identity it is
related to a incorrect use of stdlib function pick, instead of having
to grep all puppet libraries and manifests source for the old message.

I had also changed the spec test.

pick function change spec  as suggested GH-179

Fix the spec test to use expect {}.to instead of lambda {}.should
as explained by Adrienthebo.

"Using expect { }.to is preferred over lambda { }.should.
 In addition it's best practice to do a string match against the
error message to ensure that we're catching the right error,
instead of any error of the right type."

Also fixed a typo on the error message, it was missing one space.

pick function stylish fix as suggested on GH179
---
 spec/unit/puppet/parser/functions/pick_spec.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'spec/unit/puppet/parser')

diff --git a/spec/unit/puppet/parser/functions/pick_spec.rb b/spec/unit/puppet/parser/functions/pick_spec.rb
index 761db6b..d2b275f 100644
--- a/spec/unit/puppet/parser/functions/pick_spec.rb
+++ b/spec/unit/puppet/parser/functions/pick_spec.rb
@@ -29,6 +29,6 @@ describe "the pick function" do
   end
 
   it 'should error if no values are passed' do
-    expect { scope.function_pick([]) }.to raise_error(Puppet::Error, /Must provide non empty value./)
+    expect { scope.function_pick([]) }.to( raise_error(Puppet::ParseError, "pick(): must receive at last one non empty value"))
   end
 end
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