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fea495a | 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 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 | import { InvariantError } from '../../shared/lib/invariant-error';
import { serializeUseCacheCacheStore, parseUseCacheCacheStore } from './cache-store';
/**
* Serializes a resume data cache into a JSON string for storage or
* transmission. Handles 'use cache' values, fetch responses, and encrypted
* bound args for inline server functions.
*
* @param resumeDataCache - The immutable cache to serialize
* @returns A Promise that resolves to the serialized cache as a JSON string, or
* 'null' if empty
*/ export async function stringifyResumeDataCache(resumeDataCache) {
if (process.env.NEXT_RUNTIME === 'edge') {
throw Object.defineProperty(new InvariantError('`stringifyResumeDataCache` should not be called in edge runtime.'), "__NEXT_ERROR_CODE", {
value: "E602",
enumerable: false,
configurable: true
});
} else {
if (resumeDataCache.fetch.size === 0 && resumeDataCache.cache.size === 0) {
return 'null';
}
const json = {
store: {
fetch: Object.fromEntries(Array.from(resumeDataCache.fetch.entries())),
cache: Object.fromEntries((await serializeUseCacheCacheStore(resumeDataCache.cache.entries())).filter((entry)=>entry !== null)),
encryptedBoundArgs: Object.fromEntries(Array.from(resumeDataCache.encryptedBoundArgs.entries()))
}
};
// Compress the JSON string using zlib. As the data we already want to
// decompress is in memory, we use the synchronous deflateSync function.
const { deflateSync } = require('node:zlib');
return deflateSync(JSON.stringify(json)).toString('base64');
}
}
/**
* Creates a new empty mutable resume data cache for pre-rendering.
* Initializes fresh Map instances for both the 'use cache' and fetch caches.
* Used at the start of pre-rendering to begin collecting cached values.
*
* @returns A new empty PrerenderResumeDataCache instance
*/ export function createPrerenderResumeDataCache() {
return {
cache: new Map(),
fetch: new Map(),
encryptedBoundArgs: new Map(),
decryptedBoundArgs: new Map()
};
}
export function createRenderResumeDataCache(resumeDataCacheOrPersistedCache) {
if (process.env.NEXT_RUNTIME === 'edge') {
throw Object.defineProperty(new InvariantError('`createRenderResumeDataCache` should not be called in edge runtime.'), "__NEXT_ERROR_CODE", {
value: "E556",
enumerable: false,
configurable: true
});
} else {
if (typeof resumeDataCacheOrPersistedCache !== 'string') {
// If the cache is already a prerender or render cache, we can return it
// directly. For the former, we're just performing a type change.
return resumeDataCacheOrPersistedCache;
}
if (resumeDataCacheOrPersistedCache === 'null') {
return {
cache: new Map(),
fetch: new Map(),
encryptedBoundArgs: new Map(),
decryptedBoundArgs: new Map()
};
}
// This should be a compressed string. Let's decompress it using zlib.
// As the data we already want to decompress is in memory, we use the
// synchronous inflateSync function.
const { inflateSync } = require('node:zlib');
const json = JSON.parse(inflateSync(Buffer.from(resumeDataCacheOrPersistedCache, 'base64')).toString('utf-8'));
return {
cache: parseUseCacheCacheStore(Object.entries(json.store.cache)),
fetch: new Map(Object.entries(json.store.fetch)),
encryptedBoundArgs: new Map(Object.entries(json.store.encryptedBoundArgs)),
decryptedBoundArgs: new Map()
};
}
}
//# sourceMappingURL=resume-data-cache.js.map |