reporter/sentry: Add error_types extra

reporter/sentry/reporter.go

@@ -88,6 +88,21 @@ func (r *Reporter) appendTag(k string, v interface{}, evt *sentry.Event) {
 	evt.Extra[k] = v
 }
 
+func buildErrorTypeChain(err error) []string {
+	var res []string
+
+	for err != nil {
+		res = append(res, fmt.Sprintf("%T", err))
+		err = base.UnwrapOnce(err)
+	}
+
+	if len(res) < 2 {
+		return nil
+	}
+
+	return res
+}
+
 func (r *Reporter) buildEvent(err error, opts reporter.ReportOptions) *sentry.Event {
 	if err == nil {
 		return nil
@@ -107,6 +122,7 @@ func (r *Reporter) buildEvent(err error, opts reporter.ReportOptions) *sentry.Ev
 
 	evt := sentry.NewEvent()
 
+	evt.Level = sentry.LevelError
 	evt.Timestamp = time.Now()
 	evt.Message = err.Error()
 	evt.Transaction = transactionName(ts)
@@ -128,6 +144,10 @@ func (r *Reporter) buildEvent(err error, opts reporter.ReportOptions) *sentry.Ev
 		r.appendTag(k, v, evt)
 	}
 
+	if ts := buildErrorTypeChain(err); len(ts) > 0 {
+		r.appendTag("error_types", ts, evt)
+	}
+
 	return evt
 }
 

reporter/sentry/reporter_test.go

@@ -109,7 +109,15 @@ func TestBuildEvent(t *testing.T) {
 				map[string]interface{}{"foo": "bar", "biz": "buz"},
 			),
 			evtfn: func(t *testing.T, evt *sentry.Event) {
-				assert.Equal(t, evt.Extra, map[string]interface{}{"foo": "bar", "biz": "buz"})
+				assert.Equal(
+					t,
+					evt.Extra,
+					map[string]interface{}{
+						"foo":         "bar",
+						"biz":         "buz",
+						"error_types": []string{"*stacktrace.withFrame", "*tags.withTags", "*opaque.opaqueError"},
+					},
+				)
 				assert.Equal(t, evt.Tags, map[string]string{"domain": "github.com/upfluence/errors/reporter/sentry"})
 			},
 		},
@@ -120,7 +128,15 @@ func TestBuildEvent(t *testing.T) {
 				map[string]interface{}{"foo": "bar", "biz": "buz"},
 			),
 			evtfn: func(t *testing.T, evt *sentry.Event) {
-				assert.Equal(t, evt.Extra, map[string]interface{}{"foo": "bar", "biz": "buz"})
+				assert.Equal(
+					t,
+					evt.Extra,
+					map[string]interface{}{
+						"foo":         "bar",
+						"biz":         "buz",
+						"error_types": []string{"*stacktrace.withFrame", "*tags.withTags", "*opaque.opaqueError"},
+					},
+				)
 				assert.Equal(t, evt.Tags, map[string]string{"domain": "github.com/upfluence/errors/reporter/sentry"})
 			},
 		},
@@ -136,7 +152,14 @@ func TestBuildEvent(t *testing.T) {
 				},
 			},
 			evtfn: func(t *testing.T, evt *sentry.Event) {
-				assert.Equal(t, evt.Extra, map[string]interface{}{"biz": "buz"})
+				assert.Equal(
+					t,
+					evt.Extra,
+					map[string]interface{}{
+						"biz":         "buz",
+						"error_types": []string{"*stacktrace.withFrame", "*tags.withTags", "*opaque.opaqueError"},
+					},
+				)
 				assert.Equal(t, evt.Tags, map[string]string{"foo": "bar", "domain": "github.com/upfluence/errors/reporter/sentry"})
 			},
 		},