Attributes v1.1 changeslcg/attributes-v1.1

- fixes *_unless behavior and set_unless_value_present hack from Chef 12
- simplifies rm_* code
- introduces functional read/write/unlink/exist? API
- deprecates method_missing access to attributes for Chef 13
- deprecates set/set_unless aliases for Chef 14
- removes MultiMash mess that I wrote for Chef 13

https://github.com/chef/chef/pull/5029 for more details

1 files changed, 5 insertions, 0 deletions

diff --git a/lib/chef/exceptions.rb b/lib/chef/exceptions.rb
index ea90d80cd8..43759568a7 100644
--- a/lib/chef/exceptions.rb
+++ b/lib/chef/exceptions.rb
@@ -106,7 +106,12 @@ class Chef
     # for back compat, need to raise an error that inherits from ArgumentError
     class CookbookNotFoundInRepo < ArgumentError; end
     class RecipeNotFound < ArgumentError; end
+    # AttributeNotFound really means the attribute file could not be found
     class AttributeNotFound < RuntimeError; end
+    # NoSuchAttribute is raised on access by node.read!("foo", "bar") when node["foo"]["bar"] does not exist.
+    class NoSuchAttribute < RuntimeError; end
+    # AttributeTypeMismatch is raised by node.write!("foo", "bar", "baz") when e.g. node["foo"] = "bar" (overwriting String with Hash)
+    class AttributeTypeMismatch < RuntimeError; end
     class MissingCookbookDependency < StandardError; end # CHEF-5120
     class InvalidCommandOption < RuntimeError; end
     class CommandTimeout < RuntimeError; end