From 3ceea0572c47fa6375d313c52b67924abc114576 Mon Sep 17 00:00:00 2001
From: Carlos Alexandro Becker <caarlos0@gmail.com>
Date: Sun, 23 Apr 2017 16:42:34 -0300
Subject: [PATCH] cleaner code

---
 pipeline/git/git.go | 16 ++++++----------
 1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/pipeline/git/git.go b/pipeline/git/git.go
index 290e690d3..663ee85eb 100644
--- a/pipeline/git/git.go
+++ b/pipeline/git/git.go
@@ -114,18 +114,14 @@ func getInfo() (tag, commit string, err error) {
 	return
 }
 
-func previous(tag string) (r ref, err error) {
-	var previous string
-	var istag = true
-	previous, err = cleanGit("describe", "--tags", "--abbrev=0", tag+"^")
+func previous(tag string) (result ref, err error) {
+	result.Tag = true
+	result.SHA, err = cleanGit("describe", "--tags", "--abbrev=0", tag+"^")
 	if err != nil {
-		istag = false
-		previous, err = cleanGit("rev-list", "--max-parents=0", "HEAD")
+		result.Tag = false
+		result.SHA, err = cleanGit("rev-list", "--max-parents=0", "HEAD")
 	}
-	return ref{
-		Tag: istag,
-		SHA: previous,
-	}, err
+	return
 }
 
 type ref struct {