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spec types - backwards compatibility changes #1306

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felixweinberger merged 2 commits into from
Dec 16, 2025
+36 −0
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spec types - backwards compatibility changes #1306

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spec types - backwards compatibility changes
KKonstantinov Dec 16, 2025
7bfe602
package-lock fix
KKonstantinov Dec 16, 2025
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36 changes: 36 additions & 0 deletions src/types.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -170,9 +170,22 @@ export const JSONRPCResultResponseSchema = z
})
.strict();

/**
* Checks if a value is a valid JSONRPCResultResponse.
* @param value - The value to check.
*
* @returns True if the value is a valid JSONRPCResultResponse, false otherwise.
*/
export const isJSONRPCResultResponse = (value: unknown): value is JSONRPCResultResponse =>
JSONRPCResultResponseSchema.safeParse(value).success;

/**
* @deprecated Use {@link isJSONRPCResultResponse} instead.
*
* Please note that {@link JSONRPCResponse} is a union of {@link JSONRPCResultResponse} and {@link JSONRPCErrorResponse} as per the updated JSON-RPC specification. (was previously just {@link JSONRPCResultResponse})
*/
export const isJSONRPCResponse = isJSONRPCResultResponse;

/**
* Error codes defined by the JSON-RPC specification.
*/
Expand Down Expand Up @@ -216,15 +229,32 @@ export const JSONRPCErrorResponseSchema = z
})
.strict();

/**
* @deprecated Use {@link JSONRPCErrorResponseSchema} instead.
*/
export const JSONRPCErrorSchema = JSONRPCErrorResponseSchema;

/**
* Checks if a value is a valid JSONRPCErrorResponse.
* @param value - The value to check.
*
* @returns True if the value is a valid JSONRPCErrorResponse, false otherwise.
*/
export const isJSONRPCErrorResponse = (value: unknown): value is JSONRPCErrorResponse =>
JSONRPCErrorResponseSchema.safeParse(value).success;

/**
* @deprecated Use {@link isJSONRPCErrorResponse} instead.
*/
export const isJSONRPCError = isJSONRPCErrorResponse;

export const JSONRPCMessageSchema = z.union([
JSONRPCRequestSchema,
JSONRPCNotificationSchema,
JSONRPCResultResponseSchema,
JSONRPCErrorResponseSchema
]);

export const JSONRPCResponseSchema = z.union([JSONRPCResultResponseSchema, JSONRPCErrorResponseSchema]);

/* Empty result */
Expand Down Expand Up @@ -2373,6 +2403,12 @@ export type JSONRPCRequest = Infer<typeof JSONRPCRequestSchema>;
export type JSONRPCNotification = Infer<typeof JSONRPCNotificationSchema>;
export type JSONRPCResponse = Infer<typeof JSONRPCResponseSchema>;
export type JSONRPCErrorResponse = Infer<typeof JSONRPCErrorResponseSchema>;
/**
* @deprecated Use {@link JSONRPCErrorResponse} instead.
*
* Please note that spec types have renamed {@link JSONRPCError} to {@link JSONRPCErrorResponse} as per the updated JSON-RPC specification. (was previously just {@link JSONRPCError}) and future versions will remove {@link JSONRPCError}.
*/
export type JSONRPCError = JSONRPCErrorResponse;
export type JSONRPCResultResponse = Infer<typeof JSONRPCResultResponseSchema>;

export type JSONRPCMessage = Infer<typeof JSONRPCMessageSchema>;
Expand Down
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