package command import ( "fmt" "strings" ) // FlagVar is a flag.Value implementation for parsing user variables // from the command-line in the format of '-var key=value'. type FlagVar map[string]string func (v *FlagVar) String() string { return "" } func (v *FlagVar) Set(raw string) error { idx := strings.Index(raw, "=") if idx == -1 { return fmt.Errorf("No '=' value in arg: %s", raw) } if *v == nil { *v = make(map[string]string) } key, value := raw[0:idx], raw[idx+1:] (*v)[key] = value return nil } // FlagVarFile is a flag.Value implementation for parsing user variables // from the command line in the form of files. i.e. '-var-file=foo' type FlagVarFile map[string]string func (v *FlagVarFile) String() string { return "" } func (v *FlagVarFile) Set(raw string) error { // TODO return nil }