Small fix for anon

felixge · Sep 22, 2021 · 14575ac · 14575ac
1 parent 034d66a
commit 14575ac
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Showing 3 changed files with 10 additions and 7 deletions.
diff --git a/cmd/pprofutils/version.go b/cmd/pprofutils/version.go
diff --git a/go.mod b/go.mod
@@ -12,7 +12,7 @@ require (
 	github.com/opentracing/opentracing-go v1.2.0 // indirect
 	github.com/peterbourgon/ff/v3 v3.1.0
 	github.com/philhofer/fwd v1.1.1 // indirect
-	github.com/wolfeidau/humanhash v1.1.0 // indirect
+	github.com/wolfeidau/humanhash v1.1.0
 	golang.org/x/time v0.0.0-20210723032227-1f47c861a9ac // indirect
 	gopkg.in/DataDog/dd-trace-go.v1 v1.33.0
 )
diff --git a/utils/anon.go b/utils/anon.go
@@ -25,12 +25,15 @@ func (a *Anon) Execute(ctx context.Context) error {
 	}
 
 	var whitelisted []*regexp.Regexp
-	for _, w := range strings.Split(a.Whitelist, ";") {
-		r, err := regexp.Compile(w)
-		if err != nil {
-			return err
+	wl := strings.TrimSpace(a.Whitelist)
+	if len(wl) > 0 {
+		for _, w := range strings.Split(wl, ";") {
+			r, err := regexp.Compile(w)
+			if err != nil {
+				return err
+			}
+			whitelisted = append(whitelisted, r)
 		}
-		whitelisted = append(whitelisted, r)
 	}
 
 outer: