standardize expecting objects representation (#5)

src/expecting/dict/__init__.py

@@ -21,7 +21,7 @@ def __eq__(self, other: Any) -> bool:
         return True
 
     def __repr__(self) -> str:
-        return f"~= {self.expected}"
+        return f"~= <{self.expected!r}>"
 
 
 def containing(expected: Dict[Any, Union[Any, Expecting]]) -> Expecting:

src/expecting/list/__init__.py

@@ -12,7 +12,7 @@ def __init__(self, expected: Sequence[Any], strict: bool = True):
         self.expected = expected
 
     def __repr__(self) -> str:
-        return f'~= {self.expected!r}'
+        return f'~= <{self.expected!r}>'
 
     def __eq__(self, current: Any) -> bool:
         if not isinstance(current, (list, tuple)):

src/expecting/number/__init__.py

@@ -43,7 +43,7 @@ def __eq__(self, other):
         return self.resolve_op()(other, self.right_side)
 
     def __repr__(self) -> str:
-        return f'~= number {self.op} {self.right_side}'
+        return f'~= <number {self.op} {self.right_side}>'
 
 
 def ge(right: KnownNumberType) -> ExpectingNumber:

src/expecting/string/uuid.py

@@ -21,8 +21,8 @@ def __eq__(self, other: Any) -> bool:
 
     def __repr__(self) -> str:
         if self.expected_version is None:
-            return '~= UUID hex string'
-        return f'~= UUIDv{self.expected_version} hex string'
+            return '~= <UUID hex as string>'
+        return f'~= <UUIDv{self.expected_version} hex as string>'
 
 
 def v1() -> Expecting: