fix: fmt output log to os.Stderr (gin-gonic#1571)

fix gin-gonic#1560 changes are breaking in App Engine. cc @giulianobr @philippgille
justinfx · Nov 3, 2018 · 331ad88 · 331ad88
1 parent d1b243d
commit 331ad88
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/debug.go b/debug.go
@@ -8,6 +8,7 @@ import (
 	"bytes"
 	"fmt"
 	"html/template"
+	"os"
 	"runtime"
 	"strconv"
 	"strings"
@@ -50,7 +51,7 @@ func debugPrintLoadTemplate(tmpl *template.Template) {
 
 func debugPrint(format string, values ...interface{}) {
 	if IsDebugging() {
-		fmt.Printf("[GIN-debug] "+format, values...)
+		fmt.Fprintf(os.Stderr, "[GIN-debug] "+format, values...)
 	}
 }