floem_reactive/
trigger.rs

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use crate::{
    signal::{create_rw_signal, RwSignal},
    SignalUpdate, SignalWith,
};

#[derive(Debug)]
pub struct Trigger {
    signal: RwSignal<()>,
}

impl Copy for Trigger {}

impl Clone for Trigger {
    fn clone(&self) -> Self {
        *self
    }
}

impl Trigger {
    pub fn notify(&self) {
        self.signal.set(());
    }

    pub fn track(&self) {
        self.signal.with(|_| {});
    }

    #[allow(clippy::new_without_default)]
    pub fn new() -> Self {
        create_trigger()
    }
}

pub fn create_trigger() -> Trigger {
    Trigger {
        signal: create_rw_signal(()),
    }
}