Error response enhancements, CoreID auth client backend

src/http/kernel/module/ExecuteResolvedRoutePreflightHTTPModule.ts

@@ -4,7 +4,7 @@ import {Request} from '../../lifecycle/Request'
 import {ActivatedRoute} from '../../routing/ActivatedRoute'
 import {ResponseObject} from '../../routing/Route'
 import {AbstractResolvedRouteHandlerHTTPModule} from './AbstractResolvedRouteHandlerHTTPModule'
-import {collect, isLeft, unleft, unright} from '../../../util'
+import {collect, isLeft, unleft, unright, withErrorContext} from '../../../util'
 
 /**
  * HTTP Kernel module that executes the preflight handlers for the route.
@@ -22,11 +22,13 @@ export class ExecuteResolvedRoutePreflightHTTPModule extends AbstractResolvedRou
             const preflight = route.preflight
 
             for ( const handler of preflight ) {
-                const result: ResponseObject = await handler(request)
-                if ( typeof result !== 'undefined' ) {
-                    await this.applyResponseObject(result, request)
-                    request.response.blockingWriteback(true)
-                }
+                await withErrorContext(async () => {
+                    const result: ResponseObject = await handler(request)
+                    if ( typeof result !== 'undefined' ) {
+                        await this.applyResponseObject(result, request)
+                        request.response.blockingWriteback(true)
+                    }
+                }, { handler })
             }
 
             const parameters = route.parameters