ivanilves/travelgrunt

package git

import (
    "os"

    git "github.com/go-git/go-git/v5"
)

// Probe tells you if you are in the Git repository or not
func Probe() bool {
    _, err := RootPath()

    return err == nil
}

// RootPath gets top level path of the Git repository
func RootPath() (string, error) {
    var err error

    cwd := "."

    for {
        _, err = os.Open(cwd)

        if err != nil {
            return "", err
        }

        _, err = git.PlainOpen(cwd)

        if err == nil {
            err = os.Chdir(cwd)

            if err != nil {
                return "", err
            }

            return os.Getwd()
        }

        cwd = cwd + "/.."
    }
}