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const routes = [];
let currentRoute;
export const route = (pattern, handler) => {
routes.push({
pattern: pattern,
handler: handler
});
};
export const go = (dest) => {
window.location.hash = '#' + dest;
};
export const start = async () => {
const dest = window.location.hash.slice(1);
if (currentRoute && currentRoute.unload) currentRoute.unload();
for (const route of routes) {
const match = route.pattern.exec(dest);
if (!match) continue;
currentRoute = await route.handler(match.slice(1));
return;
}
};
window.addEventListener('hashchange', start);