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1// Alternate versions of different classes that we use for isolated mode2const CaseInsensitiveMap = require('./case-insensitive-map.js')3const { resolve } = require('node:path')4 5// fake lib/node.js6class IsolatedNode {7  binPaths = []8  children = new CaseInsensitiveMap()9  edgesIn = new Set()10  edgesOut = new CaseInsensitiveMap()11  fsChildren = new Set()12  hasShrinkwrap = false13  integrity = null14  inventory = new Map()15  isInStore = false16  inBundle = false17  isRegistryDependency = false18  isRootDependency = false19  linksIn = new Set()20  meta = { loadedFromDisk: false }21  optional = false22  parent = null23  root = null24  tops = new Set()25  workspaces = new Map()26 27  constructor (options) {28    this.location = options.location29    this.name = options.name30    this.package = options.package31    this.path = options.path32    this.realpath = !this.isLink ? this.path : resolve(options.realpath)33 34    if (options.parent) {35      this.parent = options.parent36    }37    if (options.resolved) {38      this.resolved = options.resolved39    }40    if (options.root) {41      this.root = options.root42    }43    if (options.isInStore) {44      this.isInStore = true45    }46    if (options.inBundle) {47      this.inBundle = true48    }49    if (options.isRegistryDependency) {50      this.isRegistryDependency = true51    }52    if (options.isRootDependency) {53      this.isRootDependency = true54    }55    if (options.optional) {56      this.optional = true57    }58  }59 60  get isRoot () {61    return this === this.root62  }63 64  // The idealGraph is where this is set to true65  get isProjectRoot () {66    return false67  }68 69  get inDepBundle () {70    return false71  }72 73  get isLink () {74    return false75  }76 77  get isTop () {78    return !this.parent79  }80 81  /* istanbul ignore next -- emulate lib/node.js */82  get global () {83    return false84  }85 86  get globalTop () {87    return false88  }89 90  /* istanbul ignore next -- emulate lib/node.js */91  set target (t) {92    // nop93    // In the real lib/node.js this throws in debug mode94  }95 96  get target () {97    return this98  }99 100  /* istanbul ignore next -- emulate lib/node.js */101  getBundler () {102    return null103  }104 105  /* istanbul ignore next -- emulate lib/node.js */106  get hasInstallScript () {107    const { hasInstallScript, scripts } = this.package108    const { install, preinstall, postinstall } = scripts || {}109    return !!(hasInstallScript || install || preinstall || postinstall)110  }111 112  /* istanbul ignore next -- emulate lib/node.js */113  get packageName () {114    return this.package.name || null115  }116 117  get version () {118    return this.package.version119  }120}121 122// fake lib/link.js123class IsolatedLink extends IsolatedNode {124  #target125  isStoreLink = false126 127  constructor (options) {128    super(options)129    this.#target = options.target130    if (options.isStoreLink) {131      this.isStoreLink = true132    }133  }134 135  get isLink () {136    return true137  }138 139  set target (t) {140    this.#target = t141  }142 143  get target () {144    return this.#target145  }146}147 148module.exports = { IsolatedNode, IsolatedLink }149