Introduce ErrorHandlerFunc (go-kit#915)

LasTshaMAN · Oct 3, 2019 · 0fadbe9 · 0fadbe9
1 parent f72181f
commit 0fadbe9
Showing 1 changed file with 11 additions and 0 deletions.
diff --git a/transport/error_handler.go b/transport/error_handler.go
@@ -26,3 +26,14 @@ func NewLogErrorHandler(logger log.Logger) *LogErrorHandler {
 func (h *LogErrorHandler) Handle(ctx context.Context, err error) {
 	h.logger.Log("err", err)
 }
+
+// The ErrorHandlerFunc type is an adapter to allow the use of
+// ordinary function as ErrorHandler. If f is a function
+// with the appropriate signature, ErrorHandlerFunc(f) is a
+// ErrorHandler that calls f.
+type ErrorHandlerFunc func(ctx context.Context, err error)
+
+// Handle calls f(ctx, err).
+func (f ErrorHandlerFunc) Handle(ctx context.Context, err error) {
+	f(ctx, err)
+}