@hazae41/box/dist/cjs/mods/move/index.cjs.map

Rust-like Box and similar objects for TypeScript

{"version":3,"file":"index.cjs","sources":["../../../../src/mods/move/index.ts"],"sourcesContent":["import { Nullable } from \"libs/nullable/index.js\"\nimport { Deferred } from \"mods/deferred/index.js\"\nimport { Wrap } from \"mods/wrap/index.js\"\n\nexport class MovedError extends Error {\n  readonly #class = MovedError\n  readonly name = this.#class.name\n\n  constructor() {\n    super(`Resource is moved`)\n  }\n}\n\nexport interface Movable<T> {\n\n  readonly moved: boolean\n\n  get(): T\n\n  getOrNull(): Nullable<T>\n\n  getOrThrow(): T\n\n  checkOrNull(): Nullable<this>\n\n  checkOrThrow(): this\n\n  unwrapOrNull(): Nullable<T>\n\n  unwrapOrThrow(): T\n\n  moveOrNull(): Nullable<Move<T>>\n\n  moveOrThrow(): Move<T>\n\n}\n\n/**\n * A movable reference\n */\nexport class Move<T> implements Disposable, Movable<T> {\n\n  #moved = false\n\n  /**\n   * An movable reference\n   * @param value \n   */\n  constructor(\n    readonly value: T,\n    readonly clean: Disposable\n  ) { }\n\n  static wrap<T extends Disposable>(value: T) {\n    return new Move(value, value)\n  }\n\n  static from<T>(value: Wrap<T>) {\n    return new Move(value.get(), value)\n  }\n\n  static with<T>(value: T, clean: (value: T) => void) {\n    return new Move(value, new Deferred(() => clean(value)))\n  }\n\n  [Symbol.dispose]() {\n    if (this.#moved)\n      return\n\n    this.clean[Symbol.dispose]()\n  }\n\n  async [Symbol.asyncDispose]() {\n    this[Symbol.dispose]()\n  }\n\n  get moved() {\n    return this.#moved\n  }\n\n  /**\n   * Get the value\n   * @returns T\n   */\n  get() {\n    return this.value\n  }\n\n  /**\n   * Get the value or null-like if not owned\n   * @returns T or null-like if not owned\n   */\n  getOrNull(): Nullable<T> {\n    if (this.#moved)\n      return\n\n    return this.value\n  }\n\n  /**\n   * Get the value or throw if not owned\n   * @returns T\n   * @throws NotOwnedError if not owned\n   */\n  getOrThrow(): T {\n    if (this.#moved)\n      throw new MovedError()\n\n    return this.value\n  }\n\n  checkOrNull(): Nullable<this> {\n    if (this.#moved)\n      return\n\n    return this\n  }\n\n  checkOrThrow(): this {\n    if (this.#moved)\n      throw new MovedError()\n\n    return this\n  }\n\n  /**\n   * Get the value and set this as moved or null-like if not owned\n   * @returns T or null-like if not owned\n   */\n  unwrapOrNull(): Nullable<T> {\n    if (this.#moved)\n      return\n\n    this.#moved = true\n\n    return this.value\n  }\n\n  /**\n   * Get the value and set this as moved or throw if not owned\n   * @returns T\n   * @throws DroppedError if not owned\n   */\n  unwrapOrThrow(): T {\n    if (this.#moved)\n      throw new MovedError()\n\n    this.#moved = true\n\n    return this.value\n  }\n\n  /**\n   * Move the value to a new Unpin and set this one as moved or null-like if already moved\n   * @returns Unpin<T> or null-like if moved\n   */\n  moveOrNull(): Nullable<Move<T>> {\n    if (this.#moved)\n      return\n\n    this.#moved = true\n\n    return new Move(this.value, this.clean)\n  }\n\n  /**\n   * Move the value to a new Unpin and set this one as moved or throw if already moved\n   * @returns Unpin<T>\n   * @throws DroppedError if already moved\n   */\n  moveOrThrow(): Move<T> {\n    if (this.#moved)\n      throw new MovedError()\n\n    this.#moved = true\n\n    return new Move(this.value, this.clean)\n  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