1 files changed, 17 insertions, 0 deletions
diff --git a/log.go b/log.go
new file mode 100644
index 0000000..b3fdb8e
--- /dev/null
+++ b/log.go
@@ -0,0 +1,17 @@
+package complete
+
+import (
+	"io"
+	"io/ioutil"
+	"log"
+	"os"
+)
+
+
+func logger() func(format string, args ...interface{}) {
+	var logfile io.Writer = ioutil.Discard
+	if os.Getenv(envDebug) != "" {
+		logfile = os.Stderr
+	}
+	return log.New(logfile, "complete ", log.Flags()).Printf
+}