94 lines
3.9 KiB
JavaScript
94 lines
3.9 KiB
JavaScript
import { delayUntilRuntimeStage, postponeWithTracking } from '../app-render/dynamic-rendering';
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import { throwInvariantForMissingStore, workUnitAsyncStorage } from '../app-render/work-unit-async-storage.external';
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import { makeHangingPromise } from '../dynamic-rendering-utils';
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import { InvariantError } from '../../shared/lib/invariant-error';
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export function createServerPathnameForMetadata(underlyingPathname, workStore) {
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const workUnitStore = workUnitAsyncStorage.getStore();
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if (workUnitStore) {
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switch(workUnitStore.type){
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case 'prerender':
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case 'prerender-client':
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case 'prerender-ppr':
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case 'prerender-legacy':
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{
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return createPrerenderPathname(underlyingPathname, workStore, workUnitStore);
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}
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case 'cache':
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case 'private-cache':
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case 'unstable-cache':
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throw Object.defineProperty(new InvariantError('createServerPathnameForMetadata should not be called in cache contexts.'), "__NEXT_ERROR_CODE", {
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value: "E740",
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enumerable: false,
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configurable: true
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});
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case 'prerender-runtime':
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return delayUntilRuntimeStage(workUnitStore, createRenderPathname(underlyingPathname));
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case 'request':
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return createRenderPathname(underlyingPathname);
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default:
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workUnitStore;
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}
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}
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throwInvariantForMissingStore();
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}
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function createPrerenderPathname(underlyingPathname, workStore, prerenderStore) {
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switch(prerenderStore.type){
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case 'prerender-client':
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throw Object.defineProperty(new InvariantError('createPrerenderPathname was called inside a client component scope.'), "__NEXT_ERROR_CODE", {
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value: "E694",
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enumerable: false,
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configurable: true
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});
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case 'prerender':
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{
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const fallbackParams = prerenderStore.fallbackRouteParams;
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if (fallbackParams && fallbackParams.size > 0) {
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return makeHangingPromise(prerenderStore.renderSignal, workStore.route, '`pathname`');
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}
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break;
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}
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case 'prerender-ppr':
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{
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const fallbackParams = prerenderStore.fallbackRouteParams;
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if (fallbackParams && fallbackParams.size > 0) {
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return makeErroringPathname(workStore, prerenderStore.dynamicTracking);
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}
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break;
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}
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case 'prerender-legacy':
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break;
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default:
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prerenderStore;
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}
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// We don't have any fallback params so we have an entirely static safe params object
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return Promise.resolve(underlyingPathname);
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}
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function makeErroringPathname(workStore, dynamicTracking) {
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let reject = null;
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const promise = new Promise((_, re)=>{
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reject = re;
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});
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const originalThen = promise.then.bind(promise);
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// We instrument .then so that we can generate a tracking event only if you actually
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// await this promise, not just that it is created.
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promise.then = (onfulfilled, onrejected)=>{
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if (reject) {
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try {
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postponeWithTracking(workStore.route, 'metadata relative url resolving', dynamicTracking);
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} catch (error) {
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reject(error);
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reject = null;
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}
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}
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return originalThen(onfulfilled, onrejected);
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};
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// We wrap in a noop proxy to trick the runtime into thinking it
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// isn't a native promise (it's not really). This is so that awaiting
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// the promise will call the `then` property triggering the lazy postpone
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return new Proxy(promise, {});
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}
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function createRenderPathname(underlyingPathname) {
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return Promise.resolve(underlyingPathname);
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}
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//# sourceMappingURL=pathname.js.map
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