import { getRouteMatcher } from './route-matcher';
import { getRouteRegex } from './route-regex';
export function interpolateAs(route, asPathname, query) {
let interpolatedRoute = '';
const dynamicRegex = getRouteRegex(route);
const dynamicGroups = dynamicRegex.groups;
const dynamicMatches = // Try to match the dynamic route against the asPath
(asPathname !== route ? getRouteMatcher(dynamicRegex)(asPathname) : '') || // Fall back to reading the values from the href
// TODO: should this take priority; also need to change in the router.
query;
interpolatedRoute = route;
const params = Object.keys(dynamicGroups);
if (!params.every((param)=>{
let value = dynamicMatches[param] || '';
const { repeat, optional } = dynamicGroups[param];
// support single-level catch-all
// TODO: more robust handling for user-error (passing `/`)
let replaced = "[" + (repeat ? '...' : '') + param + "]";
if (optional) {
replaced = (!value ? '/' : '') + "[" + replaced + "]";
}
if (repeat && !Array.isArray(value)) value = [
value
];
return (optional || param in dynamicMatches) && // Interpolate group into data URL if present
(interpolatedRoute = interpolatedRoute.replace(replaced, repeat ? value.map(// these values should be fully encoded instead of just
// path delimiter escaped since they are being inserted
// into the URL and we expect URL encoded segments
// when parsing dynamic route params
(segment)=>encodeURIComponent(segment)).join('/') : encodeURIComponent(value)) || '/');
})) {
interpolatedRoute = '' // did not satisfy all requirements
;
// n.b. We ignore this error because we handle warning for this case in
// development in the `` component directly.
}
return {
params,
result: interpolatedRoute
};
}
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