package main import ( "fmt" "os" "gopkg.in/src-d/go-git.v4" . "gopkg.in/src-d/go-git.v4/_examples" ) // Open an existing repository in a specific folder. func main() { CheckArgs("") path := os.Args[1] // We instance a new repository targeting the given path (the .git folder) r, err := git.PlainOpen(path) CheckIfError(err) // Length of the HEAD history Info("git rev-list HEAD --count") // ... retrieving the HEAD reference ref, err := r.Head() CheckIfError(err) // ... retrieving the commit object commit, err := r.Commit(ref.Hash()) CheckIfError(err) // ... calculating the commit history commits, err := commit.History() CheckIfError(err) fmt.Println(len(commits)) }