Files
wxt/src/core/utils/createFsCache.ts
T

32 lines
936 B
TypeScript

import fs, { ensureDir } from 'fs-extra';
import { FsCache } from '../types';
import { dirname, resolve } from 'path';
import { writeFileIfDifferent } from './fs';
/**
* A basic file system cache stored at `<srcDir>/.wxt/cache/<key>`. Just caches a string in a
* file for the given key.
*
* @param srcDir Absolute path to source directory. See `InternalConfig.srcDir`
*/
export function createFsCache(wxtDir: string): FsCache {
const getPath = (key: string) =>
resolve(wxtDir, 'cache', encodeURIComponent(key));
return {
async set(key: string, value: string): Promise<void> {
const path = getPath(key);
await ensureDir(dirname(path));
await writeFileIfDifferent(path, value);
},
async get(key: string): Promise<string | undefined> {
const path = getPath(key);
try {
return await fs.readFile(path, 'utf-8');
} catch {
return undefined;
}
},
};
}