tabby/app/lib/lru.ts
2020-12-24 14:03:14 +01:00

18 lines
442 B
TypeScript

import * as LRU from 'lru-cache'
import * as fs from 'fs'
const lru = new LRU({ max: 256, maxAge: 250 })
const origLstat = fs.realpathSync.bind(fs)
// NB: The biggest offender of thrashing realpathSync is the node module system
// itself, which we can't get into via any sane means.
require('fs').realpathSync = function (p) {
let r = lru.get(p)
if (r) {
return r
}
r = origLstat(p)
lru.set(p, r)
return r
}