@vaadin/hilla-react-signals/utils.js

Signals for Hilla React

export async function createPromiseFromSignal(signal, callback) {
    return new Promise((resolve, reject) => {
        const unsubscribe = signal.subscribe((value) => {
            if (!value) {
                return;
            }
            unsubscribe();
            callback(value, resolve, reject);
        });
    });
}
export function randomId(sizeBytes = 8) {
    const bytes = new Uint8Array(sizeBytes);
    crypto.getRandomValues(bytes);
    let binary = '';
    for (const value of bytes) {
        binary += String.fromCharCode(value);
    }
    const base64 = btoa(binary);
    let end = base64.length;
    while (end > 0 && base64[end - 1] === '=') {
        end -= 1;
    }
    return base64.slice(0, end);
}
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