Merge pull request #7836 from chef/better_error_13

Backport:  Throw better error on invalid resources actions 

1 files changed, 3 insertions, 1 deletions

diff --git a/lib/chef/mixin/params_validate.rb b/lib/chef/mixin/params_validate.rb
index c955dd3b12..c5ca1f85b8 100644
--- a/lib/chef/mixin/params_validate.rb
+++ b/lib/chef/mixin/params_validate.rb
@@ -178,7 +178,9 @@ class Chef
           to_be.each do |tb|
             return true if value == tb
           end
-          raise Exceptions::ValidationFailed, _validation_message(key, "Option #{key} must be equal to one of: #{to_be.join(", ")}!  You passed #{value.inspect}.")
+          # Ruby will print :something as something, which confuses users so make sure to print them as symbols
+          # by inspecting the value instead of just printing it
+          raise Exceptions::ValidationFailed, _validation_message(key, "Option #{key} must be equal to one of: #{to_be.map { |v| v.inspect }.join(", ")}!  You passed #{value.inspect}.")
         end
       end