fix(core): Further improve type declaration for model validation functions (#17686)

martinslota · web-flow · commit 351b8095932b · 2025-01-30T06:32:53.000Z
diff --git a/packages/core/src/model.d.ts b/packages/core/src/model.d.ts
@@ -2115,7 +2115,9 @@ export interface ModelOptions<M extends Model = Model> {
         /**
          * Custom validation functions run on all instances of the model.
          */
-        [name: string]: ((this: M) => void) | ((this: M, callback: (err: unknown) => void) => void);
+        [name: string]:
+          | ((this: CreationAttributes<M>) => void)
+          | ((this: CreationAttributes<M>, callback: (err: unknown) => void) => void);
       }
     | undefined;
 
