1 files changed, 48 insertions, 0 deletions
diff --git a/swarm/log/log.go b/swarm/log/log.go
new file mode 100644
index 000000000..ce372632e
--- /dev/null
+++ b/swarm/log/log.go
@@ -0,0 +1,48 @@
+package log
+
+import (
+	l "github.com/ethereum/go-ethereum/log"
+	"github.com/ethereum/go-ethereum/metrics"
+)
+
+const (
+	// CallDepth is set to 1 in order to influence to reported line number of
+	// the log message with 1 skipped stack frame of calling l.Output()
+	CallDepth = 1
+)
+
+// Warn is a convenient alias for log.Warn with stats
+func Warn(msg string, ctx ...interface{}) {
+	metrics.GetOrRegisterCounter("warn", nil).Inc(1)
+	l.Output(msg, l.LvlWarn, CallDepth, ctx...)
+}
+
+// Error is a convenient alias for log.Error with stats
+func Error(msg string, ctx ...interface{}) {
+	metrics.GetOrRegisterCounter("error", nil).Inc(1)
+	l.Output(msg, l.LvlError, CallDepth, ctx...)
+}
+
+// Crit is a convenient alias for log.Crit with stats
+func Crit(msg string, ctx ...interface{}) {
+	metrics.GetOrRegisterCounter("crit", nil).Inc(1)
+	l.Output(msg, l.LvlCrit, CallDepth, ctx...)
+}
+
+// Info is a convenient alias for log.Info with stats
+func Info(msg string, ctx ...interface{}) {
+	metrics.GetOrRegisterCounter("info", nil).Inc(1)
+	l.Output(msg, l.LvlInfo, CallDepth, ctx...)
+}
+
+// Debug is a convenient alias for log.Debug with stats
+func Debug(msg string, ctx ...interface{}) {
+	metrics.GetOrRegisterCounter("debug", nil).Inc(1)
+	l.Output(msg, l.LvlDebug, CallDepth, ctx...)
+}
+
+// Trace is a convenient alias for log.Trace with stats
+func Trace(msg string, ctx ...interface{}) {
+	metrics.GetOrRegisterCounter("trace", nil).Inc(1)
+	l.Output(msg, l.LvlTrace, CallDepth, ctx...)
+}