fix: usage of Result type

Author: Niraj-Kamdar

packages/polywrap-plugin/polywrap_plugin/module.py

@@ -21,7 +21,7 @@ async def __wrap_invoke__(self, method: str, args: Dict[str, Any], client: Invok
         methods: List[str] = [name for name in dir(self) if name == method]
 
         if not methods:
-            return Err(Exception(f"{method} is not defined in plugin"))
+            return Err.from_str(f"{method} is not defined in plugin")
 
         callable_method = getattr(self, method)
-        return Ok(callable_method(args, client)) if callable(callable_method) else Err(Exception(f"{method} is an attribute, not a method"))
+        return Ok(callable_method(args, client)) if callable(callable_method) else Err.from_str(f"{method} is an attribute, not a method")

packages/polywrap-plugin/polywrap_plugin/package.py

@@ -23,4 +23,4 @@ async def create_wrapper(self) -> Result[Wrapper]:
         return Ok(PluginWrapper(module=self.module, manifest=self.manifest))
 
     async def get_manifest(self, options: Optional[GetManifestOptions] = None) -> Result[AnyWrapManifest]:
-        return await super().get_manifest(options)
+        return Ok(self.manifest)

packages/polywrap-plugin/polywrap_plugin/wrapper.py

@@ -38,7 +38,7 @@ async def invoke(
 
 
     async def get_file(self, options: GetFileOptions) -> Result[Union[str, bytes]]:
-        return Err(Exception("client.get_file(..) is not implemented for plugins"))
+        return Err.from_str("client.get_file(..) is not implemented for plugins")
 
     def get_manifest(self) -> Result[AnyWrapManifest]:
         return Ok(self.manifest)