From 6df742e1324da0b236ba351da34493acd707126b Mon Sep 17 00:00:00 2001 From: Marco Jantke Date: Sun, 20 Aug 2017 00:54:11 +0200 Subject: [PATCH] improve formatting of invalid label value error messages --- prometheus/label_values.go | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/prometheus/label_values.go b/prometheus/label_values.go index eff35af..519290e 100644 --- a/prometheus/label_values.go +++ b/prometheus/label_values.go @@ -13,7 +13,7 @@ func validateLabelValues(vals []string, expectedNumberOfValues int) error { for _, val := range vals { if !utf8.ValidString(val) { - return errors.New(fmt.Sprintf("label %q is not valid utf8", val)) + return errors.New(fmt.Sprintf("label value %#v is not valid utf8", val)) } } @@ -27,7 +27,7 @@ func validateLabels(labels Labels, expectedNumberOfValues int) error { for name, val := range labels { if !utf8.ValidString(val) { - return errors.New(fmt.Sprintf("label %s: %q is not valid utf8", name, val)) + return errors.New(fmt.Sprintf("label %s: %#v is not valid utf8", name, val)) } }