add branch add/remove example

1 files changed, 43 insertions, 0 deletions

diff --git a/_examples/branch_add_remove/main.go b/_examples/branch_add_remove/main.go
new file mode 100644
index 0000000..4eb4089
--- /dev/null
+++ b/_examples/branch_add_remove/main.go
@@ -0,0 +1,43 @@
+package main
+
+import (
+	"os"
+
+	"gopkg.in/src-d/go-git.v4"
+	. "gopkg.in/src-d/go-git.v4/_examples"
+	"gopkg.in/src-d/go-git.v4/plumbing"
+)
+
+// Basic example of how to checkout a specific commit.
+func main() {
+	CheckArgs("<url>", "<directory>")
+	url, directory := os.Args[1], os.Args[2]
+
+	// Clone the given repository to the given directory
+	Info("git clone %s %s", url, directory)
+	r, err := git.PlainClone(directory, false, &git.CloneOptions{
+		URL: url,
+	})
+	CheckIfError(err)
+
+	// ... retrieving the commit being pointed by HEAD
+	Info("git checkout -b <branch-name>")
+
+	headRef, err := r.Head()
+	CheckIfError(err)
+
+	// refs/heads/ is mandatory since go-git deals
+	// with references not branches.
+	branchName := "refs/heads/myBranch"
+
+	// You can use plumbing.NewReferenceFromStrings if you want to checkout a branch at a specific commit.
+	ref := plumbing.NewHashReference(plumbing.ReferenceName(branchName), headRef.Hash())
+
+	err = r.Storer.SetReference(ref)
+	CheckIfError(err)
+
+	Info("git branch -D <branch-name>")
+
+	err = r.Storer.RemoveReference(ref.Name())
+	CheckIfError(err)
+}