Improve repr for TypeAliasForwardRef

Author: AA-Turner

sphinx/util/inspect.py

@@ -547,7 +547,7 @@ def __hash__(self) -> int:
         return hash(self.name)
 
     def __repr__(self) -> str:
-        return self.name
+        return f'{self.__class__.__name__}({self.name!r})'
 
 
 class TypeAliasModule:

tests/test_util/test_util_inspect.py

@@ -94,11 +94,11 @@ def wrapper():
 def test_TypeAliasForwardRef():
     alias = TypeAliasForwardRef('example')
     sig_str = stringify_annotation(alias, 'fully-qualified-except-typing')
-    assert sig_str == 'example'
+    assert sig_str == "TypeAliasForwardRef('example')"
 
     alias = Optional[alias]  # NoQA: UP007
     sig_str = stringify_annotation(alias, 'fully-qualified-except-typing')
-    assert sig_str == 'example | None'
+    assert sig_str == "TypeAliasForwardRef('example') | None"
 
 
 def test_TypeAliasNamespace():