diff mbox series

[v5,08/25] qapi/schema: make c_type() and json_type() abstract methods

Message ID 20240315152301.3621858-9-armbru@redhat.com (mailing list archive)
State New, archived
Headers show
Series qapi: statically type schema.py | expand

Commit Message

Markus Armbruster March 15, 2024, 3:22 p.m. UTC 
From: John Snow <jsnow@redhat.com>

These methods should always return a str, it's only the default abstract
implementation that doesn't. They can be marked "abstract", which
requires subclasses to override the method with the proper return type.

Signed-off-by: John Snow <jsnow@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
---
 scripts/qapi/schema.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
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Patch

diff --git a/scripts/qapi/schema.py b/scripts/qapi/schema.py
index 48f157fb91..0b01c841ff 100644
--- a/scripts/qapi/schema.py
+++ b/scripts/qapi/schema.py
@@ -16,6 +16,7 @@ 
 
 # TODO catching name collisions in generated code would be nice
 
+from abc import ABC, abstractmethod
 from collections import OrderedDict
 import os
 import re
@@ -245,9 +246,10 @@  def visit(self, visitor):
         visitor.visit_include(self._sub_module.name, self.info)
 
 
-class QAPISchemaType(QAPISchemaDefinition):
+class QAPISchemaType(QAPISchemaDefinition, ABC):
     # Return the C type for common use.
     # For the types we commonly box, this is a pointer type.
+    @abstractmethod
     def c_type(self):
         pass
 
@@ -259,6 +261,7 @@  def c_param_type(self):
     def c_unboxed_type(self):
         return self.c_type()
 
+    @abstractmethod
     def json_type(self):
         pass