func New(args []string) *cli {
if len(args) > 1 {
return nil
}
// We assume the terminal starts in cooked mode.
cooked, _ = liner.TerminalMode()
if cooked == nil {
return nil
}
i := &cli{liner.NewLiner()}
if hpath, err := system.GetHistoryFilePath(); err == nil {
if f, err := os.Open(hpath); err == nil {
i.ReadHistory(f)
f.Close()
}
}
uncooked, _ = liner.TerminalMode()
i.SetCtrlCAborts(true)
i.SetTabCompletionStyle(liner.TabPrints)
i.SetShouldRestart(system.ResetForegroundGroup)
i.SetWordCompleter(complete)
return i
}
func (i *cli) Close() error {
if i.Exists() {
if hpath, err := system.GetHistoryFilePath(); err == nil {
if f, err := os.Create(hpath); err == nil {
i.WriteHistory(f)
f.Close()
} else {
println("Error writing history: " + err.Error())
}
}
}
return i.State.Close()
}