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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | 2x 2x 630x 630x 2204x 2204x 2204x 2204x 2256x 2256x 2256x 3339x 3339x 52x 3339x 26x 26x 26x 3313x 3339x 2087x 2087x 2087x 2087x 2087x 2087x 3339x 143x 2256x 2204x 2204x 2204x 630x 727x 727x 727x 727x 727x 2196x 2196x 2196x 2196x 2196x 2196x 2196x 2196x 97x 2098x 2196x 727x 727x 2x 2304x 2304x | import { compile, match } from 'path-to-regexp';
import type { RouteConfig, RouteMatcher, RouteParsedConfig } from './types';
export function createMatcher(routes: RouteConfig[]): RouteMatcher {
const compiledRoutes = createRouteMatches(routes);
return (toURL: URL, baseURL: URL) => {
const matchPath = toURL.pathname.substring(baseURL.pathname.length - 1);
const matches: RouteParsedConfig[] = [];
const params: Record<string, string | string[]> = {};
const collectMatchingRoutes = (
routes: RouteParsedConfig[]
): boolean => {
for (const item of routes) {
// Depth-first traversal
if (
item.children.length &&
collectMatchingRoutes(item.children)
) {
matches.unshift(item);
return true;
}
const result = item.match(matchPath);
if (result) {
matches.unshift(item);
if (typeof result === 'object') {
Object.assign(params, result.params);
}
return true;
}
}
return false;
};
collectMatchingRoutes(compiledRoutes);
return { matches: Object.freeze(matches), params };
};
}
function createRouteMatches(
routes: RouteConfig[],
base = ''
): RouteParsedConfig[] {
return routes.map((route: RouteConfig): RouteParsedConfig => {
const compilePath = joinPathname(route.path, base);
return {
...route,
compilePath,
match: match(compilePath),
compile: compile(compilePath),
meta: route.meta || {},
children: Array.isArray(route.children)
? createRouteMatches(route.children, compilePath)
: []
};
});
}
export function joinPathname(pathname: string, base = '') {
return '/' + `${base}/${pathname}`.split('/').filter(Boolean).join('/');
}
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