1 files changed, 63 insertions, 0 deletions
diff --git a/checkout.go b/checkout.go
new file mode 100644
index 0000000..0b88250
--- /dev/null
+++ b/checkout.go
@@ -0,0 +1,63 @@
+package gitpb
+
+import "go.wit.com/log"
+
+func (repo *Repo) CheckoutMaster() bool {
+	bName := repo.GetMasterBranchName()
+	if repo.checkoutBranch(bName) {
+		return true
+	}
+	return false
+}
+
+func (repo *Repo) CheckoutDevel() bool {
+	bName := repo.GetDevelBranchName()
+	if repo.checkoutBranch(bName) {
+		repo.UserBranchName = bName
+		return true
+		// switch ok
+	}
+	return false
+}
+
+func (repo *Repo) CheckoutUser() bool {
+	bName := repo.GetUserBranchName()
+	if repo.checkoutBranch(bName) {
+		repo.UserBranchName = bName
+		return true
+	}
+	return false
+}
+
+func (repo *Repo) BranchExists(bName string) bool {
+	// fixme after move to protobuf
+	return true
+}
+
+func (repo *Repo) checkoutBranch(bName string) bool {
+	if !repo.BranchExists(bName) {
+		return false
+	}
+	if bName == "" {
+		return false
+	}
+	if repo.CheckDirty() {
+		log.Log(GITPB, repo.GetFullPath(), "is dirty")
+		return false
+	}
+	cmd := []string{"git", "checkout", bName}
+	r := repo.Run(cmd)
+	if r.Error != nil {
+		log.Log(GITPB, "git checkout error:", r.Error)
+	}
+
+	realname := repo.GetCurrentBranchName()
+	realversion := repo.GetCurrentBranchVersion()
+	log.Log(GITPB, repo.GetFullPath(), "realname =", realname, "realversion =", realversion)
+
+	if realname != bName {
+		log.Log(GITPB, "git checkout failed", repo.GetFullPath(), bName, "!=", realname)
+		return false
+	}
+	return true
+}