Trait FromUpdate 

pub trait FromUpdate<'r, T: Sync>
where
    Self: Sized,
{
    // Required method
    fn from_update(
        bot: &'r Bot,
        update: &'r Update,
        state: Option<&'r BotState<T>>,
    ) -> Option<Self>;
}

Allow a parameter to be parsed from an update and the bot state. Any type implementing this trait can be used as parameter in a handler

Required Methods

fn from_update( bot: &'r Bot, update: &'r Update, state: Option<&'r BotState<T>>, ) -> Option<Self>

Instantiate Self from an incoming update

Dyn Compatibility

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementors

impl<'r, T: Sync> FromUpdate<'r, T> for &'r Update

impl<'r, T: Sync> FromUpdate<'r, T> for &'r Message

impl<'r, T: Sync> FromUpdate<'r, T> for &'r Bot

impl<'r, T: Sync> FromUpdate<'r, T> for &'r BotState<T>

impl<'r, T: Sync> FromUpdate<'r, T> for ChatId