teloxide::dispatching

Function filter_command

Source 
pub fn filter_command<C, Output>() -> Handler<'static, Output, DpHandlerDescription>
where
    C: BotCommands + Send + Sync + 'static,
    Output: Send + Sync + 'static,
Expand description

Returns a handler that accepts a parsed command C.

A call to this function is the same as dptree::entry().filter_command().

See HandlerExt::filter_command.

ยงDependency requirements

Examples found in repository?
examples/purchase.rs (line 65)
62fn schema() -> UpdateHandler<Box<dyn std::error::Error + Send + Sync + 'static>> {
63    use dptree::case;
64
65    let command_handler = teloxide::filter_command::<Command, _>()
66        .branch(
67            case![State::Start]
68                .branch(case![Command::Help].endpoint(help))
69                .branch(case![Command::Start].endpoint(start)),
70        )
71        .branch(case![Command::Cancel].endpoint(cancel));
72
73    let message_handler = Update::filter_message()
74        .branch(command_handler)
75        .branch(case![State::ReceiveFullName].endpoint(receive_full_name))
76        .branch(dptree::endpoint(invalid_state));
77
78    let callback_query_handler = Update::filter_callback_query().branch(
79        case![State::ReceiveProductChoice { full_name }].endpoint(receive_product_selection),
80    );
81
82    dialogue::enter::<Update, InMemStorage<State>, State, _>()
83        .branch(message_handler)
84        .branch(callback_query_handler)
85}