bind static method
Implementation
static void bind(GooglePayTrnRegistrar registrar) {
_channel.setMessageHandler((message) => registrar
.exchange(message!)
.then((result) => _mapExchangeResult(result)));
}
static void bind(GooglePayTrnRegistrar registrar) {
_channel.setMessageHandler((message) => registrar
.exchange(message!)
.then((result) => _mapExchangeResult(result)));
}