|
| 1 | +import type { Uri } from 'vscode'; |
| 2 | + |
| 3 | +interface ResourceMapKeyFn { |
| 4 | + (resource: Uri): string; |
| 5 | +} |
| 6 | + |
| 7 | +class ResourceMapEntry<T> { |
| 8 | + constructor(readonly uri: Uri, readonly value: T) { } |
| 9 | +} |
| 10 | + |
| 11 | +function isEntries<T>(arg: ResourceMap<T> | ResourceMapKeyFn | readonly (readonly [Uri, T])[] | undefined): arg is readonly (readonly [Uri, T])[] { |
| 12 | + return Array.isArray(arg); |
| 13 | +} |
| 14 | + |
| 15 | +export class ResourceMap<T> implements Map<Uri, T> { |
| 16 | + |
| 17 | + private static readonly defaultToKey = (resource: Uri) => resource.toString(); |
| 18 | + |
| 19 | + readonly [Symbol.toStringTag] = 'ResourceMap'; |
| 20 | + |
| 21 | + private readonly map: Map<string, ResourceMapEntry<T>>; |
| 22 | + private readonly toKey: ResourceMapKeyFn; |
| 23 | + |
| 24 | + constructor(toKey?: ResourceMapKeyFn); |
| 25 | + |
| 26 | + constructor(other?: ResourceMap<T>, toKey?: ResourceMapKeyFn); |
| 27 | + |
| 28 | + constructor(entries?: readonly (readonly [Uri, T])[], toKey?: ResourceMapKeyFn); |
| 29 | + |
| 30 | + constructor(arg?: ResourceMap<T> | ResourceMapKeyFn | readonly (readonly [Uri, T])[], toKey?: ResourceMapKeyFn) { |
| 31 | + if (arg instanceof ResourceMap) { |
| 32 | + this.map = new Map(arg.map); |
| 33 | + this.toKey = toKey ?? ResourceMap.defaultToKey; |
| 34 | + } else if (isEntries(arg)) { |
| 35 | + this.map = new Map(); |
| 36 | + this.toKey = toKey ?? ResourceMap.defaultToKey; |
| 37 | + |
| 38 | + for (const [resource, value] of arg) { |
| 39 | + this.set(resource, value); |
| 40 | + } |
| 41 | + } else { |
| 42 | + this.map = new Map(); |
| 43 | + this.toKey = arg ?? ResourceMap.defaultToKey; |
| 44 | + } |
| 45 | + } |
| 46 | + |
| 47 | + set(resource: Uri, value: T): this { |
| 48 | + this.map.set(this.toKey(resource), new ResourceMapEntry(resource, value)); |
| 49 | + return this; |
| 50 | + } |
| 51 | + |
| 52 | + get(resource: Uri): T | undefined { |
| 53 | + return this.map.get(this.toKey(resource))?.value; |
| 54 | + } |
| 55 | + |
| 56 | + has(resource: Uri): boolean { |
| 57 | + return this.map.has(this.toKey(resource)); |
| 58 | + } |
| 59 | + |
| 60 | + get size(): number { |
| 61 | + return this.map.size; |
| 62 | + } |
| 63 | + |
| 64 | + clear(): void { |
| 65 | + this.map.clear(); |
| 66 | + } |
| 67 | + |
| 68 | + delete(resource: Uri): boolean { |
| 69 | + return this.map.delete(this.toKey(resource)); |
| 70 | + } |
| 71 | + |
| 72 | + forEach(clb: (value: T, key: Uri, map: Map<Uri, T>) => void, thisArg?: any): void { |
| 73 | + if (typeof thisArg !== 'undefined') { |
| 74 | + clb = clb.bind(thisArg); |
| 75 | + } |
| 76 | + for (const [_, entry] of this.map) { |
| 77 | + clb(entry.value, entry.uri, (this as any)); |
| 78 | + } |
| 79 | + } |
| 80 | + |
| 81 | + *values(): MapIterator<T> { |
| 82 | + for (const entry of this.map.values()) { |
| 83 | + yield entry.value; |
| 84 | + } |
| 85 | + } |
| 86 | + |
| 87 | + *keys(): MapIterator<Uri> { |
| 88 | + for (const entry of this.map.values()) { |
| 89 | + yield entry.uri; |
| 90 | + } |
| 91 | + } |
| 92 | + |
| 93 | + *entries(): MapIterator<[Uri, T]> { |
| 94 | + for (const entry of this.map.values()) { |
| 95 | + yield [entry.uri, entry.value]; |
| 96 | + } |
| 97 | + } |
| 98 | + |
| 99 | + *[Symbol.iterator](): MapIterator<[Uri, T]> { |
| 100 | + for (const [, entry] of this.map) { |
| 101 | + yield [entry.uri, entry.value]; |
| 102 | + } |
| 103 | + } |
| 104 | +} |
| 105 | + |
| 106 | +export class ResourceSet implements Set<Uri> { |
| 107 | + |
| 108 | + readonly [Symbol.toStringTag]: string = 'ResourceSet'; |
| 109 | + |
| 110 | + private readonly _map: ResourceMap<Uri>; |
| 111 | + |
| 112 | + constructor(toKey?: ResourceMapKeyFn); |
| 113 | + constructor(entries: readonly Uri[], toKey?: ResourceMapKeyFn); |
| 114 | + constructor(entriesOrKey?: readonly Uri[] | ResourceMapKeyFn, toKey?: ResourceMapKeyFn) { |
| 115 | + if (!entriesOrKey || typeof entriesOrKey === 'function') { |
| 116 | + this._map = new ResourceMap(entriesOrKey); |
| 117 | + } else { |
| 118 | + this._map = new ResourceMap(toKey); |
| 119 | + entriesOrKey.forEach(this.add, this); |
| 120 | + } |
| 121 | + } |
| 122 | + |
| 123 | + |
| 124 | + get size(): number { |
| 125 | + return this._map.size; |
| 126 | + } |
| 127 | + |
| 128 | + add(value: Uri): this { |
| 129 | + this._map.set(value, value); |
| 130 | + return this; |
| 131 | + } |
| 132 | + |
| 133 | + clear(): void { |
| 134 | + this._map.clear(); |
| 135 | + } |
| 136 | + |
| 137 | + delete(value: Uri): boolean { |
| 138 | + return this._map.delete(value); |
| 139 | + } |
| 140 | + |
| 141 | + forEach(callbackfn: (value: Uri, value2: Uri, set: Set<Uri>) => void, thisArg?: any): void { |
| 142 | + this._map.forEach((_value, key) => callbackfn.call(thisArg, key, key, this)); |
| 143 | + } |
| 144 | + |
| 145 | + has(value: Uri): boolean { |
| 146 | + return this._map.has(value); |
| 147 | + } |
| 148 | + |
| 149 | + entries(): SetIterator<[Uri, Uri]> { |
| 150 | + return this._map.entries(); |
| 151 | + } |
| 152 | + |
| 153 | + keys(): SetIterator<Uri> { |
| 154 | + return this._map.keys(); |
| 155 | + } |
| 156 | + |
| 157 | + values(): SetIterator<Uri> { |
| 158 | + return this._map.keys(); |
| 159 | + } |
| 160 | + |
| 161 | + [Symbol.iterator](): SetIterator<Uri> { |
| 162 | + return this.keys(); |
| 163 | + } |
| 164 | +} |
0 commit comments