vci

type GitRepo struct {
	vcs.Repo
	FilesAll     map[string]struct{}
	FilesChanged map[string]struct{}
}

type Repo interface {
	// vcs.Repo includes those interface functions
	vcs.Repo

	// CacheFileNames reads all of the file names stored in the repository
	// into a local cache to speed checking whether a file is in the repository or not.
	CacheFileNames()

	// CacheFilesChanged gets a list of files in repository changed since last commit
	CacheFilesChanged()

	// InRepo returns true if filename is in the repository -- uses CacheFileNames --
	// will do that automatically but if cache might be stale, call it to refresh
	InRepo(filename string) bool

	// IsChanged checks against the cached list to see if the file is modified since the last commit
	// IsDirty() will check with the repo rather than the cached list
	IsChanged(filename string) bool

	// Add adds the file to the repo
	Add(filename string) error

	// Move moves updates the repo with the rename
	Move(oldpath, newpath string) error

	// Remove removes the file from the repo
	Remove(filename string) error

	// RemoveKeepLocal removes the file from the repo but keeps the file itself
	RemoveKeepLocal(filename string) error

	// CommitFile commits a single file
	CommitFile(filename string, message string) error

	// RevertFile reverts a single file
	RevertFile(filename string) error
}