From a444a4ef5360f38373719fe9479ab99fdc19c90b Mon Sep 17 00:00:00 2001
From: Carlos Alexandro Becker <caarlos0@gmail.com>
Date: Mon, 30 Jan 2017 10:01:05 -0200
Subject: [PATCH] improve version regex

---
 pipeline/git/git.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pipeline/git/git.go b/pipeline/git/git.go
index fd04ce8e5..cdd62e67a 100644
--- a/pipeline/git/git.go
+++ b/pipeline/git/git.go
@@ -46,7 +46,7 @@ func (Pipe) Run(ctx *context.Context) (err error) {
 	}
 	// removes usual `v` prefix
 	ctx.Version = strings.TrimPrefix(tag, "v")
-	if matches, err := regexp.MatchString("[0-9.]+", ctx.Version); !matches || err != nil {
+	if matches, err := regexp.MatchString("^[0-9.]+", ctx.Version); !matches || err != nil {
 		return ErrInvalidVersionFormat{ctx.Version}
 	}
 	return