Method nanoid

src/modules/string/index.ts:841–880

* Generates a [Nano ID](https://github.com/ai/nanoid). * * @param length The length of the string to generate either as a fixed length or as a length range. Defaults to `21`. * @param length.min The minimum length of the Nano ID to generate. * @param length.max The maximum length of the

(
    length:
      | number
      | {
          /**
           * The minimum length of the Nano ID to generate.
           */
          min: number;
          /**
           * The maximum length of the Nano ID to generate.
           */
          max: number;
        } = 21
  )

   * @since 8.0.0
   */
  nanoid(
    length:
      | number
      | {
          /**
           * The minimum length of the Nano ID to generate.
           */
          min: number;
          /**
           * The maximum length of the Nano ID to generate.
           */
          max: number;
        } = 21
  ): string {
    length = this.faker.helpers.rangeToNumber(length);
    if (length <= 0) {
      return '';
    }

    const generators = [
      {
        value: () => this.alphanumeric(1),
        // a-z is 26 characters
        // this times 2 for upper & lower case is 52
        // add all numbers 0-9 (10 in total) you get 62
        weight: 62,
      },
      {
        value: () => this.faker.helpers.arrayElement(['_', '-']),
        weight: 2,
      },
    ];
    let result = '';
    while (result.length < length) {
      const charGen = this.faker.helpers.weightedArrayElement(generators);
      result += charGen();
    }

    return result;
  }

  /**
   * Returns a string containing only special characters from the following list: