61 lines
2.9 KiB
JavaScript
61 lines
2.9 KiB
JavaScript
import { pathToRegexp } from "next/dist/compiled/path-to-regexp";
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import { NEXT_URL } from "../client/components/app-router-headers";
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import { INTERCEPTION_ROUTE_MARKERS, extractInterceptionRouteInformation, isInterceptionRouteAppPath } from "../server/future/helpers/interception-routes";
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// a function that converts normalised paths (e.g. /foo/[bar]/[baz]) to the format expected by pathToRegexp (e.g. /foo/:bar/:baz)
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function toPathToRegexpPath(path) {
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return path.replace(/\[\[?([^\]]+)\]\]?/g, (_, capture)=>{
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// handle catch-all segments (e.g. /foo/bar/[...baz] or /foo/bar/[[...baz]])
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if (capture.startsWith("...")) {
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return `:${capture.slice(3)}*`;
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}
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return ":" + capture;
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});
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}
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// for interception routes we don't have access to the dynamic segments from the
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// referrer route so we mark them as noop for the app renderer so that it
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// can retrieve them from the router state later on. This also allows us to
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// compile the route properly with path-to-regexp, otherwise it will throw
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function voidParamsBeforeInterceptionMarker(path) {
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let newPath = [];
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let foundInterceptionMarker = false;
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for (const segment of path.split("/")){
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if (INTERCEPTION_ROUTE_MARKERS.find((marker)=>segment.startsWith(marker))) {
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foundInterceptionMarker = true;
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}
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if (segment.startsWith(":") && !foundInterceptionMarker) {
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newPath.push("__NEXT_EMPTY_PARAM__");
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} else {
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newPath.push(segment);
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}
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}
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return newPath.join("/");
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}
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export function generateInterceptionRoutesRewrites(appPaths) {
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const rewrites = [];
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for (const appPath of appPaths){
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if (isInterceptionRouteAppPath(appPath)) {
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const { interceptingRoute, interceptedRoute } = extractInterceptionRouteInformation(appPath);
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const normalizedInterceptingRoute = `${interceptingRoute !== "/" ? toPathToRegexpPath(interceptingRoute) : ""}/(.*)?`;
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const normalizedInterceptedRoute = toPathToRegexpPath(interceptedRoute);
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const normalizedAppPath = voidParamsBeforeInterceptionMarker(toPathToRegexpPath(appPath));
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// pathToRegexp returns a regex that matches the path, but we need to
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// convert it to a string that can be used in a header value
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// to the format that Next/the proxy expects
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let interceptingRouteRegex = pathToRegexp(normalizedInterceptingRoute).toString().slice(2, -3);
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rewrites.push({
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source: normalizedInterceptedRoute,
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destination: normalizedAppPath,
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has: [
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{
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type: "header",
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key: NEXT_URL,
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value: interceptingRouteRegex
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}
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]
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});
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}
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}
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return rewrites;
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}
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//# sourceMappingURL=generate-interception-routes-rewrites.js.map
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