complete entrypoint resolver refactor

src/argenta/_cli/infrastructure/entrypoint_resolver/exceptions.py

@@ -0,0 +1,26 @@
+class ResolverError(Exception):
+    pass
+
+
+class ResolveFromStringError(ResolverError):
+    pass
+
+
+class EntrypointError(Exception):
+    def __init__(self, entrypoint_as_repr: str) -> None:
+        self.entrypoint_as_repr = entrypoint_as_repr
+
+
+class EntrypointNotCallableError(EntrypointError):
+    def __str__(self):
+        return f"Entrypoint {self.entrypoint_as_repr} is not callable"
+
+
+class CallableEntrypointNotMatchRequiredSignatureError(EntrypointError):
+    def __str__(self) -> str:
+        return f"Callable entrypoint {self.entrypoint_as_repr} not match with required signature Callable[[], ...]"
+
+
+class EntrypointNotAppInstanceError(EntrypointError):
+    def __str__(self):
+        return f"Entrypoint {self.entrypoint_as_repr} is not instance of App"