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/opt/alt/alt-nodejs22/root/usr/lib/node_modules/npm/node_modules/cacache/lib/memoization.js

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'use strict'

const { LRUCache } = require('lru-cache')

const MEMOIZED = new LRUCache({
  max: 500,
  maxSize: 50 * 1024 * 1024, // 50MB
  ttl: 3 * 60 * 1000, // 3 minutes
  sizeCalculation: (entry, key) => key.startsWith('key:') ? entry.data.length : entry.length,
})

module.exports.clearMemoized = clearMemoized

function clearMemoized () {
  const old = {}
  MEMOIZED.forEach((v, k) => {
    old[k] = v
  })
  MEMOIZED.clear()
  return old
}

module.exports.put = put

function put (cache, entry, data, opts) {
  pickMem(opts).set(`key:${cache}:${entry.key}`, { entry, data })
  putDigest(cache, entry.integrity, data, opts)
}

module.exports.put.byDigest = putDigest

function putDigest (cache, integrity, data, opts) {
  pickMem(opts).set(`digest:${cache}:${integrity}`, data)
}

module.exports.get = get

function get (cache, key, opts) {
  return pickMem(opts).get(`key:${cache}:${key}`)
}

module.exports.get.byDigest = getDigest

function getDigest (cache, integrity, opts) {
  return pickMem(opts).get(`digest:${cache}:${integrity}`)
}

class ObjProxy {
  constructor (obj) {
    this.obj = obj
  }

get (key) {
    return this.obj[key]
  }

set (key, val) {
    this.obj[key] = val
  }
}

function pickMem (opts) {
  if (!opts || !opts.memoize) {
    return MEMOIZED
  } else if (opts.memoize.get && opts.memoize.set) {
    return opts.memoize
  } else if (typeof opts.memoize === 'object') {
    return new ObjProxy(opts.memoize)
  } else {
    return MEMOIZED
  }
}

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Name	Size	Perms	Modified	Actions
content DIR	-	drwxr-xr-x	2026-03-14 07:02:09	Edit Download recursive recursive
util DIR	-	drwxr-xr-x	2026-03-14 07:02:09	Edit Download recursive recursive
entry-index.js	9.08 KB	lrw-r--r--	2026-02-23 06:53:59	Edit Download recursive recursive
get.js	4.36 KB	lrw-r--r--	2026-02-23 06:53:59	Edit Download recursive recursive
index.js	1.21 KB	lrw-r--r--	2026-02-23 06:53:59	Edit Download recursive recursive
memoization.js	1.45 KB	lrw-r--r--	2026-02-23 06:53:59	Edit Download recursive recursive
put.js	1.93 KB	lrw-r--r--	2026-02-23 06:53:59	Edit Download recursive recursive
rm.js	791 B	lrw-r--r--	2026-02-23 06:53:59	Edit Download recursive recursive
verify.js	6.59 KB	lrw-r--r--	2026-02-23 06:53:59	Edit Download recursive recursive

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