Function registerTypedFlag

cmd/service/paramflags.go:151–162

registerTypedFlag registers one flag of the given canonical JSON-Schema kind and returns a reader for its parsed value; the kind→pflag-type switch lives only here.

(fs *pflag.FlagSet, name, kind, usage string)

// and returns a reader for its parsed value; the kind→pflag-type switch lives
// only here.
func registerTypedFlag(fs *pflag.FlagSet, name, kind, usage string) func() interface{} {
	switch kind {
	case "integer":
		return flagReader(fs.Int(name, 0, usage))
	case "boolean":
		return flagReader(fs.Bool(name, false, usage))
	case "array":
		return flagReader(fs.StringArray(name, nil, usage))
	default:
		return flagReader(fs.String(name, "", usage))
	}
}

func flagReader[T any](p *T) func() interface{} {
	return func() interface{} { return *p }