From a69cc72c9d48e925d315d0b413e9b4d0099b7891 Mon Sep 17 00:00:00 2001
From: teresy <hi.teresy@gmail.com>
Date: Fri, 2 Nov 2018 18:57:28 -0400
Subject: [PATCH] simplify cases of strings.Index with strings.Contains

---
 tools/semver/range.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/semver/range.go b/tools/semver/range.go
index fca406d4..95f7139b 100644
--- a/tools/semver/range.go
+++ b/tools/semver/range.go
@@ -327,7 +327,7 @@ func expandWildcardVersion(parts [][]string) ([][]string, error) {
 	for _, p := range parts {
 		var newParts []string
 		for _, ap := range p {
-			if strings.Index(ap, "x") != -1 {
+			if strings.Contains(ap, "x") {
 				opStr, vStr, err := splitComparatorVersion(ap)
 				if err != nil {
 					return nil, err