func WithMessageSigning(enabled bool) Option {
	return func(p *PubSub) error {
		if enabled {
			p.signKey = p.host.Peerstore().PrivKey(p.signID)
			if p.signKey == nil {
				return fmt.Errorf("can't sign for peer %s: no private key", p.signID)
			}
		} else {
			p.signKey = nil
			p.signStrict = false
		}
		return nil
	}
}
func WithMessageSigning(enabled bool) Option {
	return func(p *PubSub) error {
		if enabled {
			p.signKey = p.host.Peerstore().PrivKey(p.signID)
			if p.signKey == nil {
				return fmt.Errorf("can't sign for peer %s: no private key", p.signID)
			}
		} else {
			p.signKey = nil
			p.signStrict = false
		}
		return nil
	}
}
func WithMessageSigning ( enabled bool ) Option { return func ( p * PubSub ) error { if enabled { p . signKey = p . host . Peerstore ( ) . PrivKey ( p . signID ) if p . signKey == nil { return fmt . Errorf ( " " , p . signID ) } } else { p . signKey = nil p . signStrict = false } return nil } }
// WithMessageSigning enables or disables message signing (enabled by default).
WithMessageSigning enables or disables message signing ( enabled by default ) .