Method instance_pre

crates/wasmtime/src/runtime/component/instance.rs:359–369

Returns the [`InstancePre`] that was used to create this instance.

(&self, store: impl AsContext<Data = T>)

    /// Returns the [`InstancePre`] that was used to create this instance.
    pub fn instance_pre<T>(&self, store: impl AsContext<Data = T>) -> InstancePre<T> {
        // This indexing operation asserts the Store owns the Instance.
        // Therefore, the InstancePre<T> must match the Store<T>.
        let data = self.id().get(store.as_context().0);

        // SAFETY: calling this method safely here relies on matching the `T`
        // in `InstancePre<T>` to the store itself, which is happening in the
        // type signature just above by ensuring the store's data is `T` which
        // matches the return value.
        unsafe { data.instance_pre() }
    }

    pub(crate) fn id(&self) -> StoreComponentInstanceId {
        self.id