Merge pull request #930 from jbro/any2array

Make any2array return empty array on empty string

Author: david22swan

lib/puppet/parser/functions/any2array.rb

@@ -32,6 +32,7 @@ module Puppet::Parser::Functions
 
     return arguments unless arguments.length == 1
     return arguments[0] if arguments[0].is_a?(Array)
+    return [] if arguments == ['']
     if arguments[0].is_a?(Hash)
       result = []
       arguments[0].each do |key, value|

spec/functions/any2array_spec.rb

@@ -3,6 +3,7 @@
 describe 'any2array' do
   it { is_expected.not_to eq(nil) }
   it { is_expected.to run.with_params.and_return([]) }
+  it { is_expected.to run.with_params('').and_return([]) }
   it { is_expected.to run.with_params(true).and_return([true]) }
   it { is_expected.to run.with_params('one').and_return(['one']) }
   it { is_expected.to run.with_params('one', 'two').and_return(['one', 'two']) }