Files
2025-07-24 18:46:24 +02:00

76 lines
1.8 KiB
JavaScript

import { existsSync, promises as fsp } from "node:fs";
import { resolve, join } from "node:path";
import { createError, createRequiredError, defineDriver } from "./utils/index.mjs";
import {
readFile,
writeFile,
readdirRecursive,
rmRecursive,
unlink
} from "./utils/node-fs.mjs";
const PATH_TRAVERSE_RE = /\.\.:|\.\.$/;
const DRIVER_NAME = "fs-lite";
export default defineDriver((opts = {}) => {
if (!opts.base) {
throw createRequiredError(DRIVER_NAME, "base");
}
opts.base = resolve(opts.base);
const r = (key) => {
if (PATH_TRAVERSE_RE.test(key)) {
throw createError(
DRIVER_NAME,
`Invalid key: ${JSON.stringify(key)}. It should not contain .. segments`
);
}
const resolved = join(opts.base, key.replace(/:/g, "/"));
return resolved;
};
return {
name: DRIVER_NAME,
options: opts,
flags: {
maxDepth: true
},
hasItem(key) {
return existsSync(r(key));
},
getItem(key) {
return readFile(r(key), "utf8");
},
getItemRaw(key) {
return readFile(r(key));
},
async getMeta(key) {
const { atime, mtime, size, birthtime, ctime } = await fsp.stat(r(key)).catch(() => ({}));
return { atime, mtime, size, birthtime, ctime };
},
setItem(key, value) {
if (opts.readOnly) {
return;
}
return writeFile(r(key), value, "utf8");
},
setItemRaw(key, value) {
if (opts.readOnly) {
return;
}
return writeFile(r(key), value);
},
removeItem(key) {
if (opts.readOnly) {
return;
}
return unlink(r(key));
},
getKeys(_base, topts) {
return readdirRecursive(r("."), opts.ignore, topts?.maxDepth);
},
async clear() {
if (opts.readOnly || opts.noClear) {
return;
}
await rmRecursive(r("."));
}
};
});