added wrapper for fail_json and exit_json

changelogs/fragments/0.1.1.yml

@@ -2,3 +2,4 @@
 minor_changes:
   - Added an type hint to the update_doc function
   - Added Type hint to the dictionary argument of the diff method
+  - added an wrapper for fail_json and exit_json

plugins/module_utils/module.py

@@ -168,12 +168,8 @@ class AnsibleModule(object):
         except Exception as exc:
             import traceback
 
-            self.module.fail_json(
-                "".join(traceback.format_exception(type(exc), exc, exc.__traceback__)),
-                **self.result,
-            )
-        self.module.exit_json(**self.result)
-        raise Exception("exit_json failed")
+            self.fail("".join(traceback.format_exception(type(exc), exc, exc.__traceback__)))
+        self.exit()
 
     @classmethod
     def doc(cls) -> str:
@@ -205,6 +201,14 @@ class AnsibleModule(object):
             )
         )
 
+    def fail(self, message: str) -> NoReturn:
+        """Wrapper for AnsibleModule.fail_json"""
+        self.module.fail_json(message, **self.result)
+
+    def exit(self) -> NoReturn:
+        """Wrapper for AnsibleModule.exit_json"""
+        self.module.exit_json(**self.result)
+
 
 class SystemdUnitModule(AnsibleModule):
     #: path of the unitfile managed by this module