onerror: Goes back to normal end request routine after onError finishes

flaska.mjs

@@ -458,7 +458,6 @@ export class Flaska {
   requestEnd(err, ctx) {
     if (err) {
       this._onerror(err, ctx)
-      return ctx.res.end()
     }
     if (ctx.req.complete) {
       return

test/flaska.out.test.mjs

@@ -9,10 +9,21 @@ t.describe('#requestEnd()', function() {
   t.test('calls onerror correctly on error', function(cb) {
     const assertError = new Error('test')
     const assertBody = { a: 1 }
-    let onFinish = function() {
+    const assertStatus = 501
+    // Calculated manually just in case
+    const assertBodyLength = 7
+    let onFinish = function(body) {
       try {
-        assert.strictEqual(ctx.status, 501)
+        assert.strictEqual(ctx.status, assertStatus)
         assert.strictEqual(ctx.body, assertBody)
+        assert.strictEqual(ctx.res.statusCode, assertStatus)
+        assert.strictEqual(ctx.res.setHeader.callCount, 2)
+        assert.strictEqual(ctx.res.setHeader.firstCall[0], 'Content-Type')
+        assert.strictEqual(ctx.res.setHeader.firstCall[1], 'application/json; charset=utf-8')
+        assert.strictEqual(ctx.res.setHeader.secondCall[0], 'Content-Length')
+        assert.strictEqual(ctx.res.setHeader.secondCall[1], assertBodyLength)
+        assert.ok(body)
+        assert.strictEqual(body, '{"a":1}')
         cb()
       } catch (err) { cb(err) }
     }
@@ -22,7 +33,7 @@ t.describe('#requestEnd()', function() {
     flaska.onerror(function(err, inctx) {
       assert.strictEqual(err, assertError)
       assert.strictEqual(inctx, ctx)
-      inctx.status = 501
+      inctx.status = assertStatus
       inctx.body = assertBody
     })