react-code-dataset / next.js /packages /next /src /client /components /router-reducer /create-router-cache-key.ts
| import type { Segment } from '../../../server/app-render/types' | |
| import { PAGE_SEGMENT_KEY } from '../../../shared/lib/segment' | |
| export function createRouterCacheKey( | |
| segment: Segment, | |
| withoutSearchParameters: boolean = false | |
| ) { | |
| // if the segment is an array, it means it's a dynamic segment | |
| // for example, ['lang', 'en', 'd']. We need to convert it to a string to store it as a cache node key. | |
| if (Array.isArray(segment)) { | |
| return `${segment[0]}|${segment[1]}|${segment[2]}` | |
| } | |
| // Page segments might have search parameters, ie __PAGE__?foo=bar | |
| // When `withoutSearchParameters` is true, we only want to return the page segment | |
| if (withoutSearchParameters && segment.startsWith(PAGE_SEGMENT_KEY)) { | |
| return PAGE_SEGMENT_KEY | |
| } | |
| return segment | |
| } | |