b4nst/turbogit

package git

import (
    "errors"

    git "github.com/libgit2/git2go/v33"
)

// StageReady returns true if the stage is ready to be committed. Otherwise it returns false if there is nothing to commit or an error.
func StageReady(r *git.Repository) (bool, error) {
    s, err := r.StatusList(&git.StatusOptions{Show: git.StatusShowIndexAndWorkdir, Flags: git.StatusOptIncludeUntracked})
    if err != nil {
        return false, err
    }

    count, err := s.EntryCount()
    if err != nil {
        return false, err
    }
    if count <= 0 {
        return false, nil
    }
    for i := 0; i < count; i++ {
        se, err := s.ByIndex(i)
        if err != nil {
            return false, err
        }
        if se.Status <= git.StatusIndexTypeChange {
            return true, nil
        }
    }
    return false, errors.New("No changes added to commit")
}