fix: match edge function error codes to hosted platform (#2887)

internal/functions/serve/templates/main.ts

@@ -1,28 +1,30 @@
-import {
-  STATUS_CODE,
-  STATUS_TEXT,
-} from "https://deno.land/std/http/status.ts";
+import { STATUS_CODE, STATUS_TEXT } from "https://deno.land/std/http/status.ts";
 import * as posix from "https://deno.land/std/path/posix/mod.ts";
 
 import * as jose from "https://deno.land/x/[email protected]/index.ts";
 
 const SB_SPECIFIC_ERROR_CODE = {
-  BootError: STATUS_CODE.ServiceUnavailable, /** Service Unavailable (RFC 7231, 6.6.4) */
-  WorkerRequestCancelled: STATUS_CODE.BadGateway, /** Bad Gateway (RFC 7231, 6.6.3) */
+  BootError:
+    STATUS_CODE.ServiceUnavailable, /** Service Unavailable (RFC 7231, 6.6.4) */
+  InvalidWorkerResponse:
+    STATUS_CODE.InternalServerError, /** Internal Server Error (RFC 7231, 6.6.1) */
   WorkerLimit: 546, /** Extended */
 };
 
 const SB_SPECIFIC_ERROR_TEXT = {
   [SB_SPECIFIC_ERROR_CODE.BootError]: "BOOT_ERROR",
-  [SB_SPECIFIC_ERROR_CODE.WorkerRequestCancelled]: "WORKER_REQUEST_CANCELLED",
+  [SB_SPECIFIC_ERROR_CODE.InvalidWorkerResponse]: "WORKER_ERROR",
   [SB_SPECIFIC_ERROR_CODE.WorkerLimit]: "WORKER_LIMIT",
 };
 
 const SB_SPECIFIC_ERROR_REASON = {
-  [SB_SPECIFIC_ERROR_CODE.BootError]: "Worker failed to boot (please check logs)",
-  [SB_SPECIFIC_ERROR_CODE.WorkerRequestCancelled]: "Request cancelled by the proxy due to an error or resource limit of worker (please check logs)",
-  [SB_SPECIFIC_ERROR_CODE.WorkerLimit]: "Worker failed to respond due to an error or resource limit (please check logs)",
-}
+  [SB_SPECIFIC_ERROR_CODE.BootError]:
+    "Worker failed to boot (please check logs)",
+  [SB_SPECIFIC_ERROR_CODE.InvalidWorkerResponse]:
+    "Function exited due to an error (please check logs)",
+  [SB_SPECIFIC_ERROR_CODE.WorkerLimit]:
+    "Worker failed to respond due to a resource limit (please check logs)",
+};
 
 // OS stuff - we don't want to expose these to the functions.
 const EXCLUDED_ENVS = ["HOME", "HOSTNAME", "PATH", "PWD"];
@@ -34,12 +36,17 @@ const FUNCTIONS_CONFIG_STRING = Deno.env.get(
   "SUPABASE_INTERNAL_FUNCTIONS_CONFIG",
 )!;
 
-const WALLCLOCK_LIMIT_SEC = parseInt(Deno.env.get("SUPABASE_INTERNAL_WALLCLOCK_LIMIT_SEC"));
+const WALLCLOCK_LIMIT_SEC = parseInt(
+  Deno.env.get("SUPABASE_INTERNAL_WALLCLOCK_LIMIT_SEC"),
+);
 
 const DENO_SB_ERROR_MAP = new Map([
   [Deno.errors.InvalidWorkerCreation, SB_SPECIFIC_ERROR_CODE.BootError],
-  [Deno.errors.InvalidWorkerResponse, SB_SPECIFIC_ERROR_CODE.WorkerLimit],
-  [Deno.errors.WorkerRequestCancelled, SB_SPECIFIC_ERROR_CODE.WorkerRequestCancelled],
+  [Deno.errors.InvalidWorkerResponse, SB_SPECIFIC_ERROR_CODE.InvalidWorkerResponse],
+  [
+    Deno.errors.WorkerRequestCancelled,
+    SB_SPECIFIC_ERROR_CODE.WorkerLimit,
+  ],
 ]);
 
 interface FunctionConfig {