deprecated: Check refs too

#185 (comment)
#372

Author: jarofgreen

CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ### Fixed
 
 - use-titles: Use $ref'erring title if available https://github.com/OpenDataServices/flatten-tool/pull/368 
+- create-template --no-deprecated-fields: Did not work if deprecated element at same level as a $ref https://github.com/OpenDataServices/flatten-tool/issues/185#issuecomment-719587348
 
 ## [0.15.2] - 2020-10-29
 

flattentool/schema.py

@@ -243,6 +243,13 @@ def parse_schema_dict(
                 ):
                     continue
 
+                if (
+                    self.exclude_deprecated_fields
+                    and hasattr(property_schema_dict, "__reference__")
+                    and property_schema_dict.__reference__.get("deprecated")
+                ):
+                    continue
+
                 property_type_set = get_property_type_set(property_schema_dict)
 
                 if (