| Current Path : /opt/alt/alt-nodejs16/root/lib/node_modules/npm/node_modules/@npmcli/arborist/lib/ |
| Current File : //opt/alt/alt-nodejs16/root/lib/node_modules/npm/node_modules/@npmcli/arborist/lib/retire-path.js |
const crypto = require('crypto')
const { dirname, basename, resolve } = require('path')
// use sha1 because it's faster, and collisions extremely unlikely anyway
const pathSafeHash = s =>
crypto.createHash('sha1')
.update(s)
.digest('base64')
.replace(/[^a-zA-Z0-9]+/g, '')
.slice(0, 8)
const retirePath = from => {
const d = dirname(from)
const b = basename(from)
const hash = pathSafeHash(from)
return resolve(d, `.${b}-${hash}`)
}
module.exports = retirePath