rvx/dist/es/async/async.js

A signal based rendering library

import { isolate } from "../core/isolate.js";
import { $ } from "../core/signals.js";
import { nest } from "../core/view.js";
import { ASYNC } from "./async-context.js";
export function nestAsync(source, component, pending, rejected) {
    const state = $({ type: 0, value: undefined });
    let promise;
    if (typeof source === "function") {
        promise = isolate(source);
    }
    else {
        promise = source;
    }
    const ac = ASYNC.current;
    promise.then(value => {
        state.value = { type: 1, value };
    }, (value) => {
        state.value = { type: 2, value };
        if (ac === undefined && rejected === undefined) {
            void Promise.reject(value);
        }
    });
    ac?.track(promise);
    return nest(state, state => {
        switch (state.type) {
            case 0: return pending?.();
            case 1: return component?.(state.value);
            case 2: return rejected?.(state.value);
        }
    });
}
export function Async(props) {
    return nestAsync(props.source, props.children, props.pending, props.rejected);
}
//# sourceMappingURL=async.js.map