Method performEncode

src/Encoder/CaseTransform.js:57–88

* Performs encode on given content. * @protected * @param {Chain} content * @return {number[]|string|Uint8Array|Chain} Encoded content

(content)

   * @return {number[]|string|Uint8Array|Chain} Encoded content
   */
  performEncode (content) {
    switch (this.getSettingValue('case')) {
      case 'lower':
        return content.toLowerCase()

      case 'upper':
        return content.toUpperCase()

      case 'capitalize':
        return Chain.wrap(
          content.getString()
            .replace(/\w\S*/ug, word =>
              word.charAt(0).toUpperCase() + word.substr(1).toLowerCase())
        )

      case 'alternating':
        return Chain.wrap(
          content.getChars()
            .map((char, index) =>
              index % 2 === 0
                ? char.toLowerCase()
                : char.toUpperCase())
            .join('')
        )

      case 'inverse':
        return this._inverseCase(content)

      default:
        return content
    }
  }

  /**
   * Performs decode on given content.