vasille-jsx/lib/library.js

The first Developer eXperience Orientated front-end framework (JSX components)

import { IValue } from "vasille";
import { storeReactiveObject } from "./objects.js";
export function awaited(node, target, errName, dataName) {
    const value = node.ref(undefined, dataName);
    const err = node.ref(undefined, errName);
    let running = false;
    function run() {
        if (running) {
            return;
        }
        let current = target;
        running = true;
        err.$ = undefined;
        value.$ = undefined;
        if (typeof current === "function") {
            try {
                current = current();
            }
            catch (e) {
                current = undefined;
                err.$ = e;
            }
        }
        if (current instanceof Promise) {
            current
                .then(result => (value.$ = result))
                .catch(e => (err.$ = e))
                .finally(() => (running = false));
        }
        else {
            value.$ = current;
            running = false;
        }
    }
    run();
    return [err, value, run];
}
export function store(fn) {
    return (input) => {
        return input ? fn(storeReactiveObject(input)) : fn();
    };
}
export function ensureIValue(node, value) {
    return value instanceof IValue ? value : node.ref(value);
}