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expose source error classification

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This commit is contained in:
Dmitry Sergeev
2026-08-27 00:17:40 +03:00
parent a7fcf12740
commit c9f237d9f1
2 changed files with 7 additions and 5 deletions
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internal/source/errors.go
+3 -1
View File
@@ -31,7 +31,9 @@ func (e *SourceError) Unwrap() error {
return e.Err return e.Err
} }
func errorKind(err error) ErrorKind { // KindOf returns the source error category contained in err.
// It returns ErrorKindUnknown when err has no SourceError in its chain.
func KindOf(err error) ErrorKind {
var sourceErr *SourceError var sourceErr *SourceError
if errors.As(err, &sourceErr) { if errors.As(err, &sourceErr) {
return sourceErr.Kind return sourceErr.Kind
internal/source/errors_test.go
+4 -4
View File
@@ -6,12 +6,12 @@ import (
"testing" "testing"
) )
func TestErrorKindThroughWrapping(t *testing.T) { func TestKindOfThroughWrapping(t *testing.T) {
base := errors.New("producer disappeared") base := errors.New("producer disappeared")
wrapped := wrapError("read video", ErrorKindUnavailable, base) wrapped := wrapError("read video", ErrorKindUnavailable, base)
outer := fmt.Errorf("worker failed: %w", wrapped) outer := fmt.Errorf("worker failed: %w", wrapped)
if got := errorKind(outer); got != ErrorKindUnavailable { if got := KindOf(outer); got != ErrorKindUnavailable {
t.Fatalf("errorKind() = %v, want %v", got, ErrorKindUnavailable) t.Fatalf("errorKind() = %v, want %v", got, ErrorKindUnavailable)
} }
if !errors.Is(outer, base) { if !errors.Is(outer, base) {
@@ -22,8 +22,8 @@ func TestErrorKindThroughWrapping(t *testing.T) {
} }
} }
func TestErrorKindUnknown(t *testing.T) { func TestKindOfUnknown(t *testing.T) {
if got := errorKind(errors.New("ordinary error")); got != ErrorKindUnknown { if got := KindOf(errors.New("ordinary error")); got != ErrorKindUnknown {
t.Fatalf("errorKind() = %v, want %v", got, ErrorKindUnknown) t.Fatalf("errorKind() = %v, want %v", got, ErrorKindUnknown)
} }
} }