Fix messagePrototype for exactOptionalProperties: true (#615)

timostamm · Dec 7, 2023 · 1e9e825 · 1e9e825
1 parent 96b4656
commit 1e9e825
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/packages/runtime/src/message-type-contract.ts b/packages/runtime/src/message-type-contract.ts
@@ -62,7 +62,7 @@ export interface IMessageType<T extends object> extends MessageInfo {
      * Contains the prototype for messages returned by create() which
      * includes the `MESSAGE_TYPE` symbol pointing back to `this`.
      */
-    readonly messagePrototype?: Readonly<{}>;
+    readonly messagePrototype?: Readonly<{}> | undefined;
 
 
     /**

diff --git a/packages/runtime/src/message-type.ts b/packages/runtime/src/message-type.ts
@@ -54,7 +54,7 @@ export class MessageType<T extends object> implements IMessageType<T> {
      * Contains the prototype for messages returned by create() which
      * includes the `MESSAGE_TYPE` symbol pointing back to `this`.
      */
-    readonly messagePrototype: Readonly<{}> | undefined;
+    readonly messagePrototype?: Readonly<{}> | undefined;
 
     protected readonly defaultCheckDepth = 16;
     protected readonly refTypeCheck: ReflectionTypeCheck;