feat: Add support for HTTP status 422 (Unprocessable Content) (#4080)

trpc · Mar 27, 2023 · facbeea · facbeea · vercel · Mar 27, 2023
1 parent a82dec7
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diff --git a/packages/server/src/http/getHTTPStatusCode.ts b/packages/server/src/http/getHTTPStatusCode.ts
@@ -22,6 +22,7 @@ const JSONRPC2_TO_HTTP_CODE: Record<
   PRECONDITION_FAILED: 412,
   PAYLOAD_TOO_LARGE: 413,
   METHOD_NOT_SUPPORTED: 405,
+  UNPROCESSABLE_CONTENT: 422,
   TOO_MANY_REQUESTS: 429,
 };
 

diff --git a/packages/server/src/rpc/codes.ts b/packages/server/src/rpc/codes.ts
@@ -31,6 +31,7 @@ export const TRPC_ERROR_CODES_BY_KEY = {
   CONFLICT: -32009, // 409
   PRECONDITION_FAILED: -32012, // 412
   PAYLOAD_TOO_LARGE: -32013, // 413
+  UNPROCESSABLE_CONTENT: -32022, // 422
   TOO_MANY_REQUESTS: -32029, // 429
   CLIENT_CLOSED_REQUEST: -32099, // 499
 } as const;

diff --git a/www/docs/server/error-handling.md b/www/docs/server/error-handling.md
@@ -42,6 +42,7 @@ tRPC defines a list of error codes that each represent a different type of error
 | PRECONDITION_FAILED   | Access to the target resource has been denied.                                                                          | 412       |
 | PAYLOAD_TOO_LARGE     | Request entity is larger than limits defined by server.                                                                 | 413       |
 | METHOD_NOT_SUPPORTED  | The server knows the request method, but the target resource doesn't support this method.                               | 405       |
+| UNPROCESSABLE_CONTENT | The server understands the request method, and the request entity is correct, but the server was unable to process it.  | 422       |
 | TOO_MANY_REQUESTS     | The rate limit has been exceeded or too many requests are being sent to the server.                                     | 429       |
 | CLIENT_CLOSED_REQUEST | Access to the resource has been denied.                                                                                 | 499       |
 | INTERNAL_SERVER_ERROR | An unspecified error occurred.                                                                                          | 500       |