@consolidados/results/dist/option/option.js

Result types, ease and simple

// src/option/__internal__/return-types/some.ts
var Some = class _Some {
  /**
   * Creates a new `Some` option with the given value.
   * @param value The value to be wrapped in the `Some` option.
   */
  constructor(value) {
    this.value = value;
  }
  /**
   * Checks if this option is a `Some`.
   * @returns `true` if this option is a `Some`, otherwise `false`.
   */
  isSome() {
    return true;
  }
  /**
   * Checks if this option is a `None`.
   * @returns `false` because this is a `Some`.
   */
  isNone() {
    return false;
  }
  /**
   * Unwraps the value held by this `Some` option.
   * @returns The value held by this `Some` option.
   */
  unwrap() {
    return this.value;
  }
  /**
   * Applies a transformation function to the value held by this `Some` option and returns a new `Option` with the transformed value.
   * @template U The type of the transformed value.
   * @param fn The transformation function to apply to the value.
   * @returns A new `Some` option containing the transformed value.
   */
  map(fn) {
    return new _Some(fn(this.value));
  }
  /**
   * Applies a transformation function that returns an `Option` to the value held by this `Some` option.
   * @template U The type of the value in the resulting `Option`.
   * @param fn The transformation function to apply to the value.
   * @returns The result of applying the transformation function.
   */
  flatMap(fn) {
    return fn(this.value);
  }
  /**
   * Returns the value held by this `Some` option, ignoring the default value provided.
   * @param _ A default value (ignored in this implementation).
   * @returns The value held by this `Some` option.
   */
  unwrapOr(_) {
    return this.value;
  }
};

// src/option/__internal__/return-types/none.ts
var None = class _None {
  /**
   * Checks if this option is a `Some`.
   * @returns `false` because this is a `None`.
   */
  isSome() {
    return false;
  }
  /**
   * Checks if this option is a `None`.
   * @returns `true` because this is a `None`.
   */
  isNone() {
    return true;
  }
  /**
   * Attempts to unwrap the value from this `None` option.
   * @throws An error because `None` has no value.
   */
  unwrap() {
    throw new Error("Called unwrap on a None value");
  }
  /**
   * Applies a transformation function to the value (which does not exist) of this `None` option.
   * @template U The type of the value that would have been returned.
   * @param _fn The transformation function (ignored in this implementation).
   * @returns A new `None` option.
   */
  map(_fn) {
    return new _None();
  }
  /**
   * Applies a transformation function that returns an `Option` to the value (which does not exist) of this `None` option.
   * @template U The type of the value in the resulting `Option`.
   * @param _fn The transformation function (ignored in this implementation).
   * @returns A new `None` option.
   */
  flatMap(_fn) {
    return new _None();
  }
  /**
   * Returns the default value provided, since `None` has no value.
   * @template T The type of the default value.
   * @param defaultValue The value to return.
   * @returns The default value provided.
   */
  unwrapOr(defaultValue) {
    return defaultValue;
  }
};

// src/option/option.ts
function Some2(value) {
  return new Some(value);
}
function None2() {
  return new None();
}
global.Some = Some2;
global.None = None2;

export { None2 as None, Some2 as Some };
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