@muban/muban/dist/esm/lib/bindings/dom/submitBinding.js

Writing components for server-rendered HTML

export function submitBinding(target, callback) {
    const submitHandler = (event) => {
        const returnValue = callback(event);
        // by default, prevent default form execution, unless explicitly returned by the handler
        if (returnValue !== true) {
            event.preventDefault();
        }
    };
    target.addEventListener('submit', submitHandler);
    return () => {
        target.removeEventListener('submit', submitHandler);
    };
}