wasmtime 50.0.0

High-level API to expose the Wasmtime runtime
Documentation 
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use crate::component::concurrent::{ConcurrentState, CurrentThread};
use crate::error::Result;
use crate::store::StoreOpaque;

/// Represents a "task group" containing the "root" task of a host->guest call,
/// plus any subtasks transitively created by that task.
#[derive(Copy, Clone, PartialEq, Eq, Hash, PartialOrd, Ord, Debug)]
pub struct TaskGroupId {
    _priv: (),
}

impl StoreOpaque {
    pub(crate) fn clean_up_task_groups(&mut self) {}
}

impl ConcurrentState {
    pub(super) fn handle_thread_switch(
        &mut self,
        _old: CurrentThread,
        _new: CurrentThread,
    ) -> Result<()> {
        Ok(())
    }

    pub(super) fn make_task_group(&mut self) -> Result<TaskGroupId> {
        Ok(TaskGroupId { _priv: () })
    }

    pub(super) fn increment_group_ref_count(&mut self, _group: TaskGroupId) -> Result<()> {
        Ok(())
    }

    pub(super) fn decrement_group_ref_count(&mut self, _group: TaskGroupId) -> Result<()> {
        Ok(())
    }
}