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										14
									
								
								express-server/node_modules/lru-cache/README.md
									
									
									
										generated
									
									
										vendored
									
									
								
							
							
						
						
									
										14
									
								
								express-server/node_modules/lru-cache/README.md
									
									
									
										generated
									
									
										vendored
									
									
								
							@@ -18,8 +18,8 @@ var LRU = require("lru-cache")
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              , length: function (n, key) { return n * 2 + key.length }
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              , dispose: function (key, n) { n.close() }
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              , maxAge: 1000 * 60 * 60 }
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  , cache = LRU(options)
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  , otherCache = LRU(50) // sets just the max size
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  , cache = new LRU(options)
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  , otherCache = new LRU(50) // sets just the max size
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cache.set("key", "value")
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cache.get("key") // "value"
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@@ -49,10 +49,13 @@ away.
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* `max` The maximum size of the cache, checked by applying the length
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  function to all values in the cache.  Not setting this is kind of
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  silly, since that's the whole purpose of this lib, but it defaults
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  to `Infinity`.
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  to `Infinity`.  Setting it to a non-number or negative number will
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  throw a `TypeError`.  Setting it to 0 makes it be `Infinity`.
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* `maxAge` Maximum age in ms.  Items are not pro-actively pruned out
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  as they age, but if you try to get an item that is too old, it'll
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  drop it and return undefined instead of giving it to you.
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  Setting this to a negative value will make everything seem old!
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  Setting it to a non-number will throw a `TypeError`.
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* `length` Function that is used to calculate the length of stored
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  items.  If you're storing strings or buffers, then you probably want
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  to do something like `function(n, key){return n.length}`.  The default is
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@@ -76,6 +79,11 @@ away.
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  it'll be called whenever a `set()` operation overwrites an existing
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  key.  If you set this option, `dispose()` will only be called when a
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  key falls out of the cache, not when it is overwritten.
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* `updateAgeOnGet` When using time-expiring entries with `maxAge`,
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  setting this to `true` will make each item's effective time update
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  to the current time whenever it is retrieved from cache, causing it
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  to not expire.  (It can still fall out of cache based on recency of
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  use, of course.)
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## API
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										585
									
								
								express-server/node_modules/lru-cache/index.js
									
									
									
										generated
									
									
										vendored
									
									
								
							
							
						
						
									
										585
									
								
								express-server/node_modules/lru-cache/index.js
									
									
									
										generated
									
									
										vendored
									
									
								
							@@ -1,39 +1,20 @@
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'use strict'
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module.exports = LRUCache
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// This will be a proper iterable 'Map' in engines that support it,
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// or a fakey-fake PseudoMap in older versions.
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var Map = require('pseudomap')
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var util = require('util')
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// A linked list to keep track of recently-used-ness
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var Yallist = require('yallist')
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const Yallist = require('yallist')
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// use symbols if possible, otherwise just _props
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var hasSymbol = typeof Symbol === 'function'
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		||||
var makeSymbol
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if (hasSymbol) {
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		||||
  makeSymbol = function (key) {
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		||||
    return Symbol(key)
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		||||
  }
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		||||
} else {
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  makeSymbol = function (key) {
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		||||
    return '_' + key
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  }
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}
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const MAX = Symbol('max')
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const LENGTH = Symbol('length')
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const LENGTH_CALCULATOR = Symbol('lengthCalculator')
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const ALLOW_STALE = Symbol('allowStale')
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const MAX_AGE = Symbol('maxAge')
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const DISPOSE = Symbol('dispose')
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const NO_DISPOSE_ON_SET = Symbol('noDisposeOnSet')
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const LRU_LIST = Symbol('lruList')
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const CACHE = Symbol('cache')
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const UPDATE_AGE_ON_GET = Symbol('updateAgeOnGet')
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var MAX = makeSymbol('max')
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var LENGTH = makeSymbol('length')
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var LENGTH_CALCULATOR = makeSymbol('lengthCalculator')
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var ALLOW_STALE = makeSymbol('allowStale')
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var MAX_AGE = makeSymbol('maxAge')
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var DISPOSE = makeSymbol('dispose')
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var NO_DISPOSE_ON_SET = makeSymbol('noDisposeOnSet')
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var LRU_LIST = makeSymbol('lruList')
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var CACHE = makeSymbol('cache')
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function naiveLength () { return 1 }
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const naiveLength = () => 1
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// lruList is a yallist where the head is the youngest
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// item, and the tail is the oldest.  the list contains the Hit
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@@ -43,425 +24,311 @@ function naiveLength () { return 1 }
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//
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// cache is a Map (or PseudoMap) that matches the keys to
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// the Yallist.Node object.
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function LRUCache (options) {
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  if (!(this instanceof LRUCache)) {
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    return new LRUCache(options)
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class LRUCache {
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  constructor (options) {
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    if (typeof options === 'number')
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      options = { max: options }
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    if (!options)
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      options = {}
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    if (options.max && (typeof options.max !== 'number' || options.max < 0))
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      throw new TypeError('max must be a non-negative number')
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    // Kind of weird to have a default max of Infinity, but oh well.
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    const max = this[MAX] = options.max || Infinity
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    const lc = options.length || naiveLength
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    this[LENGTH_CALCULATOR] = (typeof lc !== 'function') ? naiveLength : lc
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    this[ALLOW_STALE] = options.stale || false
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    if (options.maxAge && typeof options.maxAge !== 'number')
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      throw new TypeError('maxAge must be a number')
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		||||
    this[MAX_AGE] = options.maxAge || 0
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    this[DISPOSE] = options.dispose
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    this[NO_DISPOSE_ON_SET] = options.noDisposeOnSet || false
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    this[UPDATE_AGE_ON_GET] = options.updateAgeOnGet || false
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    this.reset()
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  }
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  if (typeof options === 'number') {
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    options = { max: options }
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  }
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  // resize the cache when the max changes.
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  set max (mL) {
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    if (typeof mL !== 'number' || mL < 0)
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      throw new TypeError('max must be a non-negative number')
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		||||
  if (!options) {
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    options = {}
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  }
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		||||
  var max = this[MAX] = options.max
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		||||
  // Kind of weird to have a default max of Infinity, but oh well.
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		||||
  if (!max ||
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		||||
      !(typeof max === 'number') ||
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		||||
      max <= 0) {
 | 
			
		||||
    this[MAX] = Infinity
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		||||
  }
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		||||
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		||||
  var lc = options.length || naiveLength
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		||||
  if (typeof lc !== 'function') {
 | 
			
		||||
    lc = naiveLength
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		||||
  }
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  this[LENGTH_CALCULATOR] = lc
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		||||
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		||||
  this[ALLOW_STALE] = options.stale || false
 | 
			
		||||
  this[MAX_AGE] = options.maxAge || 0
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		||||
  this[DISPOSE] = options.dispose
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		||||
  this[NO_DISPOSE_ON_SET] = options.noDisposeOnSet || false
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		||||
  this.reset()
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}
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// resize the cache when the max changes.
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Object.defineProperty(LRUCache.prototype, 'max', {
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  set: function (mL) {
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    if (!mL || !(typeof mL === 'number') || mL <= 0) {
 | 
			
		||||
      mL = Infinity
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		||||
    }
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    this[MAX] = mL
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    this[MAX] = mL || Infinity
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		||||
    trim(this)
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  },
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  get: function () {
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  }
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  get max () {
 | 
			
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    return this[MAX]
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  },
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  enumerable: true
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		||||
})
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  }
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Object.defineProperty(LRUCache.prototype, 'allowStale', {
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  set: function (allowStale) {
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  set allowStale (allowStale) {
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		||||
    this[ALLOW_STALE] = !!allowStale
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		||||
  },
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  get: function () {
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		||||
  }
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		||||
  get allowStale () {
 | 
			
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    return this[ALLOW_STALE]
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		||||
  },
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  enumerable: true
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		||||
})
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  }
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  set maxAge (mA) {
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    if (typeof mA !== 'number')
 | 
			
		||||
      throw new TypeError('maxAge must be a non-negative number')
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		||||
 | 
			
		||||
Object.defineProperty(LRUCache.prototype, 'maxAge', {
 | 
			
		||||
  set: function (mA) {
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		||||
    if (!mA || !(typeof mA === 'number') || mA < 0) {
 | 
			
		||||
      mA = 0
 | 
			
		||||
    }
 | 
			
		||||
    this[MAX_AGE] = mA
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		||||
    trim(this)
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		||||
  },
 | 
			
		||||
  get: function () {
 | 
			
		||||
  }
 | 
			
		||||
  get maxAge () {
 | 
			
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    return this[MAX_AGE]
 | 
			
		||||
  },
 | 
			
		||||
  enumerable: true
 | 
			
		||||
})
 | 
			
		||||
  }
 | 
			
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		||||
// resize the cache when the lengthCalculator changes.
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Object.defineProperty(LRUCache.prototype, 'lengthCalculator', {
 | 
			
		||||
  set: function (lC) {
 | 
			
		||||
    if (typeof lC !== 'function') {
 | 
			
		||||
  // resize the cache when the lengthCalculator changes.
 | 
			
		||||
  set lengthCalculator (lC) {
 | 
			
		||||
    if (typeof lC !== 'function')
 | 
			
		||||
      lC = naiveLength
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    if (lC !== this[LENGTH_CALCULATOR]) {
 | 
			
		||||
      this[LENGTH_CALCULATOR] = lC
 | 
			
		||||
      this[LENGTH] = 0
 | 
			
		||||
      this[LRU_LIST].forEach(function (hit) {
 | 
			
		||||
      this[LRU_LIST].forEach(hit => {
 | 
			
		||||
        hit.length = this[LENGTH_CALCULATOR](hit.value, hit.key)
 | 
			
		||||
        this[LENGTH] += hit.length
 | 
			
		||||
      }, this)
 | 
			
		||||
      })
 | 
			
		||||
    }
 | 
			
		||||
    trim(this)
 | 
			
		||||
  },
 | 
			
		||||
  get: function () { return this[LENGTH_CALCULATOR] },
 | 
			
		||||
  enumerable: true
 | 
			
		||||
})
 | 
			
		||||
 | 
			
		||||
Object.defineProperty(LRUCache.prototype, 'length', {
 | 
			
		||||
  get: function () { return this[LENGTH] },
 | 
			
		||||
  enumerable: true
 | 
			
		||||
})
 | 
			
		||||
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		||||
Object.defineProperty(LRUCache.prototype, 'itemCount', {
 | 
			
		||||
  get: function () { return this[LRU_LIST].length },
 | 
			
		||||
  enumerable: true
 | 
			
		||||
})
 | 
			
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LRUCache.prototype.rforEach = function (fn, thisp) {
 | 
			
		||||
  thisp = thisp || this
 | 
			
		||||
  for (var walker = this[LRU_LIST].tail; walker !== null;) {
 | 
			
		||||
    var prev = walker.prev
 | 
			
		||||
    forEachStep(this, fn, walker, thisp)
 | 
			
		||||
    walker = prev
 | 
			
		||||
  }
 | 
			
		||||
}
 | 
			
		||||
  get lengthCalculator () { return this[LENGTH_CALCULATOR] }
 | 
			
		||||
 | 
			
		||||
function forEachStep (self, fn, node, thisp) {
 | 
			
		||||
  var hit = node.value
 | 
			
		||||
  if (isStale(self, hit)) {
 | 
			
		||||
    del(self, node)
 | 
			
		||||
    if (!self[ALLOW_STALE]) {
 | 
			
		||||
      hit = undefined
 | 
			
		||||
  get length () { return this[LENGTH] }
 | 
			
		||||
  get itemCount () { return this[LRU_LIST].length }
 | 
			
		||||
 | 
			
		||||
  rforEach (fn, thisp) {
 | 
			
		||||
    thisp = thisp || this
 | 
			
		||||
    for (let walker = this[LRU_LIST].tail; walker !== null;) {
 | 
			
		||||
      const prev = walker.prev
 | 
			
		||||
      forEachStep(this, fn, walker, thisp)
 | 
			
		||||
      walker = prev
 | 
			
		||||
    }
 | 
			
		||||
  }
 | 
			
		||||
  if (hit) {
 | 
			
		||||
    fn.call(thisp, hit.value, hit.key, self)
 | 
			
		||||
  }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
LRUCache.prototype.forEach = function (fn, thisp) {
 | 
			
		||||
  thisp = thisp || this
 | 
			
		||||
  for (var walker = this[LRU_LIST].head; walker !== null;) {
 | 
			
		||||
    var next = walker.next
 | 
			
		||||
    forEachStep(this, fn, walker, thisp)
 | 
			
		||||
    walker = next
 | 
			
		||||
  }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
LRUCache.prototype.keys = function () {
 | 
			
		||||
  return this[LRU_LIST].toArray().map(function (k) {
 | 
			
		||||
    return k.key
 | 
			
		||||
  }, this)
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
LRUCache.prototype.values = function () {
 | 
			
		||||
  return this[LRU_LIST].toArray().map(function (k) {
 | 
			
		||||
    return k.value
 | 
			
		||||
  }, this)
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
LRUCache.prototype.reset = function () {
 | 
			
		||||
  if (this[DISPOSE] &&
 | 
			
		||||
      this[LRU_LIST] &&
 | 
			
		||||
      this[LRU_LIST].length) {
 | 
			
		||||
    this[LRU_LIST].forEach(function (hit) {
 | 
			
		||||
      this[DISPOSE](hit.key, hit.value)
 | 
			
		||||
    }, this)
 | 
			
		||||
  forEach (fn, thisp) {
 | 
			
		||||
    thisp = thisp || this
 | 
			
		||||
    for (let walker = this[LRU_LIST].head; walker !== null;) {
 | 
			
		||||
      const next = walker.next
 | 
			
		||||
      forEachStep(this, fn, walker, thisp)
 | 
			
		||||
      walker = next
 | 
			
		||||
    }
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
  this[CACHE] = new Map() // hash of items by key
 | 
			
		||||
  this[LRU_LIST] = new Yallist() // list of items in order of use recency
 | 
			
		||||
  this[LENGTH] = 0 // length of items in the list
 | 
			
		||||
}
 | 
			
		||||
  keys () {
 | 
			
		||||
    return this[LRU_LIST].toArray().map(k => k.key)
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
LRUCache.prototype.dump = function () {
 | 
			
		||||
  return this[LRU_LIST].map(function (hit) {
 | 
			
		||||
    if (!isStale(this, hit)) {
 | 
			
		||||
      return {
 | 
			
		||||
  values () {
 | 
			
		||||
    return this[LRU_LIST].toArray().map(k => k.value)
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
  reset () {
 | 
			
		||||
    if (this[DISPOSE] &&
 | 
			
		||||
        this[LRU_LIST] &&
 | 
			
		||||
        this[LRU_LIST].length) {
 | 
			
		||||
      this[LRU_LIST].forEach(hit => this[DISPOSE](hit.key, hit.value))
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    this[CACHE] = new Map() // hash of items by key
 | 
			
		||||
    this[LRU_LIST] = new Yallist() // list of items in order of use recency
 | 
			
		||||
    this[LENGTH] = 0 // length of items in the list
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
  dump () {
 | 
			
		||||
    return this[LRU_LIST].map(hit =>
 | 
			
		||||
      isStale(this, hit) ? false : {
 | 
			
		||||
        k: hit.key,
 | 
			
		||||
        v: hit.value,
 | 
			
		||||
        e: hit.now + (hit.maxAge || 0)
 | 
			
		||||
      }).toArray().filter(h => h)
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
  dumpLru () {
 | 
			
		||||
    return this[LRU_LIST]
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
  set (key, value, maxAge) {
 | 
			
		||||
    maxAge = maxAge || this[MAX_AGE]
 | 
			
		||||
 | 
			
		||||
    if (maxAge && typeof maxAge !== 'number')
 | 
			
		||||
      throw new TypeError('maxAge must be a number')
 | 
			
		||||
 | 
			
		||||
    const now = maxAge ? Date.now() : 0
 | 
			
		||||
    const len = this[LENGTH_CALCULATOR](value, key)
 | 
			
		||||
 | 
			
		||||
    if (this[CACHE].has(key)) {
 | 
			
		||||
      if (len > this[MAX]) {
 | 
			
		||||
        del(this, this[CACHE].get(key))
 | 
			
		||||
        return false
 | 
			
		||||
      }
 | 
			
		||||
    }
 | 
			
		||||
  }, this).toArray().filter(function (h) {
 | 
			
		||||
    return h
 | 
			
		||||
  })
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
LRUCache.prototype.dumpLru = function () {
 | 
			
		||||
  return this[LRU_LIST]
 | 
			
		||||
}
 | 
			
		||||
      const node = this[CACHE].get(key)
 | 
			
		||||
      const item = node.value
 | 
			
		||||
 | 
			
		||||
LRUCache.prototype.inspect = function (n, opts) {
 | 
			
		||||
  var str = 'LRUCache {'
 | 
			
		||||
  var extras = false
 | 
			
		||||
 | 
			
		||||
  var as = this[ALLOW_STALE]
 | 
			
		||||
  if (as) {
 | 
			
		||||
    str += '\n  allowStale: true'
 | 
			
		||||
    extras = true
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
  var max = this[MAX]
 | 
			
		||||
  if (max && max !== Infinity) {
 | 
			
		||||
    if (extras) {
 | 
			
		||||
      str += ','
 | 
			
		||||
    }
 | 
			
		||||
    str += '\n  max: ' + util.inspect(max, opts)
 | 
			
		||||
    extras = true
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
  var maxAge = this[MAX_AGE]
 | 
			
		||||
  if (maxAge) {
 | 
			
		||||
    if (extras) {
 | 
			
		||||
      str += ','
 | 
			
		||||
    }
 | 
			
		||||
    str += '\n  maxAge: ' + util.inspect(maxAge, opts)
 | 
			
		||||
    extras = true
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
  var lc = this[LENGTH_CALCULATOR]
 | 
			
		||||
  if (lc && lc !== naiveLength) {
 | 
			
		||||
    if (extras) {
 | 
			
		||||
      str += ','
 | 
			
		||||
    }
 | 
			
		||||
    str += '\n  length: ' + util.inspect(this[LENGTH], opts)
 | 
			
		||||
    extras = true
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
  var didFirst = false
 | 
			
		||||
  this[LRU_LIST].forEach(function (item) {
 | 
			
		||||
    if (didFirst) {
 | 
			
		||||
      str += ',\n  '
 | 
			
		||||
    } else {
 | 
			
		||||
      if (extras) {
 | 
			
		||||
        str += ',\n'
 | 
			
		||||
      // dispose of the old one before overwriting
 | 
			
		||||
      // split out into 2 ifs for better coverage tracking
 | 
			
		||||
      if (this[DISPOSE]) {
 | 
			
		||||
        if (!this[NO_DISPOSE_ON_SET])
 | 
			
		||||
          this[DISPOSE](key, item.value)
 | 
			
		||||
      }
 | 
			
		||||
      didFirst = true
 | 
			
		||||
      str += '\n  '
 | 
			
		||||
    }
 | 
			
		||||
    var key = util.inspect(item.key).split('\n').join('\n  ')
 | 
			
		||||
    var val = { value: item.value }
 | 
			
		||||
    if (item.maxAge !== maxAge) {
 | 
			
		||||
      val.maxAge = item.maxAge
 | 
			
		||||
    }
 | 
			
		||||
    if (lc !== naiveLength) {
 | 
			
		||||
      val.length = item.length
 | 
			
		||||
    }
 | 
			
		||||
    if (isStale(this, item)) {
 | 
			
		||||
      val.stale = true
 | 
			
		||||
 | 
			
		||||
      item.now = now
 | 
			
		||||
      item.maxAge = maxAge
 | 
			
		||||
      item.value = value
 | 
			
		||||
      this[LENGTH] += len - item.length
 | 
			
		||||
      item.length = len
 | 
			
		||||
      this.get(key)
 | 
			
		||||
      trim(this)
 | 
			
		||||
      return true
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    val = util.inspect(val, opts).split('\n').join('\n  ')
 | 
			
		||||
    str += key + ' => ' + val
 | 
			
		||||
  })
 | 
			
		||||
    const hit = new Entry(key, value, len, now, maxAge)
 | 
			
		||||
 | 
			
		||||
  if (didFirst || extras) {
 | 
			
		||||
    str += '\n'
 | 
			
		||||
  }
 | 
			
		||||
  str += '}'
 | 
			
		||||
    // oversized objects fall out of cache automatically.
 | 
			
		||||
    if (hit.length > this[MAX]) {
 | 
			
		||||
      if (this[DISPOSE])
 | 
			
		||||
        this[DISPOSE](key, value)
 | 
			
		||||
 | 
			
		||||
  return str
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
LRUCache.prototype.set = function (key, value, maxAge) {
 | 
			
		||||
  maxAge = maxAge || this[MAX_AGE]
 | 
			
		||||
 | 
			
		||||
  var now = maxAge ? Date.now() : 0
 | 
			
		||||
  var len = this[LENGTH_CALCULATOR](value, key)
 | 
			
		||||
 | 
			
		||||
  if (this[CACHE].has(key)) {
 | 
			
		||||
    if (len > this[MAX]) {
 | 
			
		||||
      del(this, this[CACHE].get(key))
 | 
			
		||||
      return false
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    var node = this[CACHE].get(key)
 | 
			
		||||
    var item = node.value
 | 
			
		||||
 | 
			
		||||
    // dispose of the old one before overwriting
 | 
			
		||||
    // split out into 2 ifs for better coverage tracking
 | 
			
		||||
    if (this[DISPOSE]) {
 | 
			
		||||
      if (!this[NO_DISPOSE_ON_SET]) {
 | 
			
		||||
        this[DISPOSE](key, item.value)
 | 
			
		||||
      }
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    item.now = now
 | 
			
		||||
    item.maxAge = maxAge
 | 
			
		||||
    item.value = value
 | 
			
		||||
    this[LENGTH] += len - item.length
 | 
			
		||||
    item.length = len
 | 
			
		||||
    this.get(key)
 | 
			
		||||
    this[LENGTH] += hit.length
 | 
			
		||||
    this[LRU_LIST].unshift(hit)
 | 
			
		||||
    this[CACHE].set(key, this[LRU_LIST].head)
 | 
			
		||||
    trim(this)
 | 
			
		||||
    return true
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
  var hit = new Entry(key, value, len, now, maxAge)
 | 
			
		||||
 | 
			
		||||
  // oversized objects fall out of cache automatically.
 | 
			
		||||
  if (hit.length > this[MAX]) {
 | 
			
		||||
    if (this[DISPOSE]) {
 | 
			
		||||
      this[DISPOSE](key, value)
 | 
			
		||||
    }
 | 
			
		||||
    return false
 | 
			
		||||
  has (key) {
 | 
			
		||||
    if (!this[CACHE].has(key)) return false
 | 
			
		||||
    const hit = this[CACHE].get(key).value
 | 
			
		||||
    return !isStale(this, hit)
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
  this[LENGTH] += hit.length
 | 
			
		||||
  this[LRU_LIST].unshift(hit)
 | 
			
		||||
  this[CACHE].set(key, this[LRU_LIST].head)
 | 
			
		||||
  trim(this)
 | 
			
		||||
  return true
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
LRUCache.prototype.has = function (key) {
 | 
			
		||||
  if (!this[CACHE].has(key)) return false
 | 
			
		||||
  var hit = this[CACHE].get(key).value
 | 
			
		||||
  if (isStale(this, hit)) {
 | 
			
		||||
    return false
 | 
			
		||||
  get (key) {
 | 
			
		||||
    return get(this, key, true)
 | 
			
		||||
  }
 | 
			
		||||
  return true
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
LRUCache.prototype.get = function (key) {
 | 
			
		||||
  return get(this, key, true)
 | 
			
		||||
}
 | 
			
		||||
  peek (key) {
 | 
			
		||||
    return get(this, key, false)
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
LRUCache.prototype.peek = function (key) {
 | 
			
		||||
  return get(this, key, false)
 | 
			
		||||
}
 | 
			
		||||
  pop () {
 | 
			
		||||
    const node = this[LRU_LIST].tail
 | 
			
		||||
    if (!node)
 | 
			
		||||
      return null
 | 
			
		||||
 | 
			
		||||
LRUCache.prototype.pop = function () {
 | 
			
		||||
  var node = this[LRU_LIST].tail
 | 
			
		||||
  if (!node) return null
 | 
			
		||||
  del(this, node)
 | 
			
		||||
  return node.value
 | 
			
		||||
}
 | 
			
		||||
    del(this, node)
 | 
			
		||||
    return node.value
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
LRUCache.prototype.del = function (key) {
 | 
			
		||||
  del(this, this[CACHE].get(key))
 | 
			
		||||
}
 | 
			
		||||
  del (key) {
 | 
			
		||||
    del(this, this[CACHE].get(key))
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
LRUCache.prototype.load = function (arr) {
 | 
			
		||||
  // reset the cache
 | 
			
		||||
  this.reset()
 | 
			
		||||
  load (arr) {
 | 
			
		||||
    // reset the cache
 | 
			
		||||
    this.reset()
 | 
			
		||||
 | 
			
		||||
  var now = Date.now()
 | 
			
		||||
  // A previous serialized cache has the most recent items first
 | 
			
		||||
  for (var l = arr.length - 1; l >= 0; l--) {
 | 
			
		||||
    var hit = arr[l]
 | 
			
		||||
    var expiresAt = hit.e || 0
 | 
			
		||||
    if (expiresAt === 0) {
 | 
			
		||||
      // the item was created without expiration in a non aged cache
 | 
			
		||||
      this.set(hit.k, hit.v)
 | 
			
		||||
    } else {
 | 
			
		||||
      var maxAge = expiresAt - now
 | 
			
		||||
      // dont add already expired items
 | 
			
		||||
      if (maxAge > 0) {
 | 
			
		||||
        this.set(hit.k, hit.v, maxAge)
 | 
			
		||||
    const now = Date.now()
 | 
			
		||||
    // A previous serialized cache has the most recent items first
 | 
			
		||||
    for (let l = arr.length - 1; l >= 0; l--) {
 | 
			
		||||
      const hit = arr[l]
 | 
			
		||||
      const expiresAt = hit.e || 0
 | 
			
		||||
      if (expiresAt === 0)
 | 
			
		||||
        // the item was created without expiration in a non aged cache
 | 
			
		||||
        this.set(hit.k, hit.v)
 | 
			
		||||
      else {
 | 
			
		||||
        const maxAge = expiresAt - now
 | 
			
		||||
        // dont add already expired items
 | 
			
		||||
        if (maxAge > 0) {
 | 
			
		||||
          this.set(hit.k, hit.v, maxAge)
 | 
			
		||||
        }
 | 
			
		||||
      }
 | 
			
		||||
    }
 | 
			
		||||
  }
 | 
			
		||||
 | 
			
		||||
  prune () {
 | 
			
		||||
    this[CACHE].forEach((value, key) => get(this, key, false))
 | 
			
		||||
  }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
LRUCache.prototype.prune = function () {
 | 
			
		||||
  var self = this
 | 
			
		||||
  this[CACHE].forEach(function (value, key) {
 | 
			
		||||
    get(self, key, false)
 | 
			
		||||
  })
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
function get (self, key, doUse) {
 | 
			
		||||
  var node = self[CACHE].get(key)
 | 
			
		||||
const get = (self, key, doUse) => {
 | 
			
		||||
  const node = self[CACHE].get(key)
 | 
			
		||||
  if (node) {
 | 
			
		||||
    var hit = node.value
 | 
			
		||||
    const hit = node.value
 | 
			
		||||
    if (isStale(self, hit)) {
 | 
			
		||||
      del(self, node)
 | 
			
		||||
      if (!self[ALLOW_STALE]) hit = undefined
 | 
			
		||||
      if (!self[ALLOW_STALE])
 | 
			
		||||
        return undefined
 | 
			
		||||
    } else {
 | 
			
		||||
      if (doUse) {
 | 
			
		||||
        if (self[UPDATE_AGE_ON_GET])
 | 
			
		||||
          node.value.now = Date.now()
 | 
			
		||||
        self[LRU_LIST].unshiftNode(node)
 | 
			
		||||
      }
 | 
			
		||||
    }
 | 
			
		||||
    if (hit) hit = hit.value
 | 
			
		||||
    return hit.value
 | 
			
		||||
  }
 | 
			
		||||
  return hit
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
function isStale (self, hit) {
 | 
			
		||||
  if (!hit || (!hit.maxAge && !self[MAX_AGE])) {
 | 
			
		||||
const isStale = (self, hit) => {
 | 
			
		||||
  if (!hit || (!hit.maxAge && !self[MAX_AGE]))
 | 
			
		||||
    return false
 | 
			
		||||
  }
 | 
			
		||||
  var stale = false
 | 
			
		||||
  var diff = Date.now() - hit.now
 | 
			
		||||
  if (hit.maxAge) {
 | 
			
		||||
    stale = diff > hit.maxAge
 | 
			
		||||
  } else {
 | 
			
		||||
    stale = self[MAX_AGE] && (diff > self[MAX_AGE])
 | 
			
		||||
  }
 | 
			
		||||
  return stale
 | 
			
		||||
 | 
			
		||||
  const diff = Date.now() - hit.now
 | 
			
		||||
  return hit.maxAge ? diff > hit.maxAge
 | 
			
		||||
    : self[MAX_AGE] && (diff > self[MAX_AGE])
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
function trim (self) {
 | 
			
		||||
const trim = self => {
 | 
			
		||||
  if (self[LENGTH] > self[MAX]) {
 | 
			
		||||
    for (var walker = self[LRU_LIST].tail;
 | 
			
		||||
         self[LENGTH] > self[MAX] && walker !== null;) {
 | 
			
		||||
    for (let walker = self[LRU_LIST].tail;
 | 
			
		||||
      self[LENGTH] > self[MAX] && walker !== null;) {
 | 
			
		||||
      // We know that we're about to delete this one, and also
 | 
			
		||||
      // what the next least recently used key will be, so just
 | 
			
		||||
      // go ahead and set it now.
 | 
			
		||||
      var prev = walker.prev
 | 
			
		||||
      const prev = walker.prev
 | 
			
		||||
      del(self, walker)
 | 
			
		||||
      walker = prev
 | 
			
		||||
    }
 | 
			
		||||
  }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
function del (self, node) {
 | 
			
		||||
const del = (self, node) => {
 | 
			
		||||
  if (node) {
 | 
			
		||||
    var hit = node.value
 | 
			
		||||
    if (self[DISPOSE]) {
 | 
			
		||||
    const hit = node.value
 | 
			
		||||
    if (self[DISPOSE])
 | 
			
		||||
      self[DISPOSE](hit.key, hit.value)
 | 
			
		||||
    }
 | 
			
		||||
 | 
			
		||||
    self[LENGTH] -= hit.length
 | 
			
		||||
    self[CACHE].delete(hit.key)
 | 
			
		||||
    self[LRU_LIST].removeNode(node)
 | 
			
		||||
  }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
// classy, since V8 prefers predictable objects.
 | 
			
		||||
function Entry (key, value, length, now, maxAge) {
 | 
			
		||||
  this.key = key
 | 
			
		||||
  this.value = value
 | 
			
		||||
  this.length = length
 | 
			
		||||
  this.now = now
 | 
			
		||||
  this.maxAge = maxAge || 0
 | 
			
		||||
class Entry {
 | 
			
		||||
  constructor (key, value, length, now, maxAge) {
 | 
			
		||||
    this.key = key
 | 
			
		||||
    this.value = value
 | 
			
		||||
    this.length = length
 | 
			
		||||
    this.now = now
 | 
			
		||||
    this.maxAge = maxAge || 0
 | 
			
		||||
  }
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
const forEachStep = (self, fn, node, thisp) => {
 | 
			
		||||
  let hit = node.value
 | 
			
		||||
  if (isStale(self, hit)) {
 | 
			
		||||
    del(self, node)
 | 
			
		||||
    if (!self[ALLOW_STALE])
 | 
			
		||||
      hit = undefined
 | 
			
		||||
  }
 | 
			
		||||
  if (hit)
 | 
			
		||||
    fn.call(thisp, hit.value, hit.key, self)
 | 
			
		||||
}
 | 
			
		||||
 | 
			
		||||
module.exports = LRUCache
 | 
			
		||||
 
 | 
			
		||||
							
								
								
									
										31
									
								
								express-server/node_modules/lru-cache/package.json
									
									
									
										generated
									
									
										vendored
									
									
								
							
							
						
						
									
										31
									
								
								express-server/node_modules/lru-cache/package.json
									
									
									
										generated
									
									
										vendored
									
									
								
							@@ -1,27 +1,27 @@
 | 
			
		||||
{
 | 
			
		||||
  "_from": "lru-cache@^4.1.3",
 | 
			
		||||
  "_id": "lru-cache@4.1.3",
 | 
			
		||||
  "_from": "lru-cache@^5.0.0",
 | 
			
		||||
  "_id": "lru-cache@5.1.1",
 | 
			
		||||
  "_inBundle": false,
 | 
			
		||||
  "_integrity": "sha512-fFEhvcgzuIoJVUF8fYr5KR0YqxD238zgObTps31YdADwPPAp82a4M8TrckkWyx7ekNlf9aBcVn81cFwwXngrJA==",
 | 
			
		||||
  "_integrity": "sha512-KpNARQA3Iwv+jTA0utUVVbrh+Jlrr1Fv0e56GGzAFOXN7dk/FviaDW8LHmK52DlcH4WP2n6gI8vN1aesBFgo9w==",
 | 
			
		||||
  "_location": "/lru-cache",
 | 
			
		||||
  "_phantomChildren": {},
 | 
			
		||||
  "_requested": {
 | 
			
		||||
    "type": "range",
 | 
			
		||||
    "registry": true,
 | 
			
		||||
    "raw": "lru-cache@^4.1.3",
 | 
			
		||||
    "raw": "lru-cache@^5.0.0",
 | 
			
		||||
    "name": "lru-cache",
 | 
			
		||||
    "escapedName": "lru-cache",
 | 
			
		||||
    "rawSpec": "^4.1.3",
 | 
			
		||||
    "rawSpec": "^5.0.0",
 | 
			
		||||
    "saveSpec": null,
 | 
			
		||||
    "fetchSpec": "^4.1.3"
 | 
			
		||||
    "fetchSpec": "^5.0.0"
 | 
			
		||||
  },
 | 
			
		||||
  "_requiredBy": [
 | 
			
		||||
    "/google-auth-library"
 | 
			
		||||
  ],
 | 
			
		||||
  "_resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-4.1.3.tgz",
 | 
			
		||||
  "_shasum": "a1175cf3496dfc8436c156c334b4955992bce69c",
 | 
			
		||||
  "_spec": "lru-cache@^4.1.3",
 | 
			
		||||
  "_where": "C:\\Users\\Georg\\GitHub\\SmartShopper\\express-server\\node_modules\\google-auth-library",
 | 
			
		||||
  "_resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-5.1.1.tgz",
 | 
			
		||||
  "_shasum": "1da27e6710271947695daf6848e847f01d84b920",
 | 
			
		||||
  "_spec": "lru-cache@^5.0.0",
 | 
			
		||||
  "_where": "D:\\Desktop\\Git\\Firebase\\SmartShopperFirebase\\node_modules\\google-auth-library",
 | 
			
		||||
  "author": {
 | 
			
		||||
    "name": "Isaac Z. Schlueter",
 | 
			
		||||
    "email": "i@izs.me"
 | 
			
		||||
@@ -31,15 +31,13 @@
 | 
			
		||||
  },
 | 
			
		||||
  "bundleDependencies": false,
 | 
			
		||||
  "dependencies": {
 | 
			
		||||
    "pseudomap": "^1.0.2",
 | 
			
		||||
    "yallist": "^2.1.2"
 | 
			
		||||
    "yallist": "^3.0.2"
 | 
			
		||||
  },
 | 
			
		||||
  "deprecated": false,
 | 
			
		||||
  "description": "A cache object that deletes the least-recently-used items.",
 | 
			
		||||
  "devDependencies": {
 | 
			
		||||
    "benchmark": "^2.1.4",
 | 
			
		||||
    "standard": "^5.4.1",
 | 
			
		||||
    "tap": "^11.1.4"
 | 
			
		||||
    "tap": "^12.1.0"
 | 
			
		||||
  },
 | 
			
		||||
  "files": [
 | 
			
		||||
    "index.js"
 | 
			
		||||
@@ -58,11 +56,12 @@
 | 
			
		||||
    "url": "git://github.com/isaacs/node-lru-cache.git"
 | 
			
		||||
  },
 | 
			
		||||
  "scripts": {
 | 
			
		||||
    "coveragerport": "tap --coverage-report=html",
 | 
			
		||||
    "postpublish": "git push origin --all; git push origin --tags",
 | 
			
		||||
    "posttest": "standard test/*.js index.js",
 | 
			
		||||
    "postversion": "npm publish",
 | 
			
		||||
    "preversion": "npm test",
 | 
			
		||||
    "snap": "TAP_SNAPSHOT=1 tap test/*.js -J",
 | 
			
		||||
    "test": "tap test/*.js --100 -J"
 | 
			
		||||
  },
 | 
			
		||||
  "version": "4.1.3"
 | 
			
		||||
  "version": "5.1.1"
 | 
			
		||||
}
 | 
			
		||||
 
 | 
			
		||||
		Reference in New Issue
	
	Block a user