text: /*
   * Characters.
   */
  
  const C_FORM_FEED = '\f'
  const C_CARRIAGE_RETURN = '\r'
  const C_VERTICAL_TAB = '\v'
  const C_NO_BREAK_SPACE = '\u00a0'
  const C_OGHAM_SPACE = '\u1680'
  const C_MONGOLIAN_VOWEL_SEPARATOR = '\u180e'
  const C_EN_QUAD = '\u2000'
  const C_EM_QUAD = '\u2001'
  const C_EN_SPACE = '\u2002'
  const C_EM_SPACE = '\u2003'
  const C_THREE_PER_EM_SPACE = '\u2004'
  const C_FOUR_PER_EM_SPACE = '\u2005'
  const C_SIX_PER_EM_SPACE = '\u2006'
  const C_FIGURE_SPACE = '\u2007'
  const C_PUNCTUATION_SPACE = '\u2008'
  const C_THIN_SPACE = '\u2009'
  const C_HAIR_SPACE = '\u200a'
  const C_LINE_SEPARATOR = '​\u2028'
  const C_PARAGRAPH_SEPARATOR = '​\u2029'
  const C_NARROW_NO_BREAK_SPACE = '\u202f'
  const C_IDEOGRAPHIC_SPACE = '\u3000'
  const C_ZERO_WIDTH_NO_BREAK_SPACE = '\ufeff'
  /**
   * Check whether `character` is white-space.
   *
   * @param {string} character - Single character to check.
   * @return {boolean} - Whether `character` is white-space.
   */
  function isWhiteSpace (character) {
    return character === ' ' ||
          character === C_FORM_FEED ||
          character === '\n' ||
          character === C_CARRIAGE_RETURN ||
          character === '\t' ||
          character === C_VERTICAL_TAB ||
          character === C_NO_BREAK_SPACE ||
          character === C_OGHAM_SPACE ||
          character === C_MONGOLIAN_VOWEL_SEPARATOR ||
          character === C_EN_QUAD ||
          character === C_EM_QUAD ||
          character === C_EN_SPACE ||
          character === C_EM_SPACE ||
          character === C_THREE_PER_EM_SPACE ||
          character === C_FOUR_PER_EM_SPACE ||
          character === C_SIX_PER_EM_SPACE ||
          character === C_FIGURE_SPACE ||
          character === C_PUNCTUATION_SPACE ||
          character === C_THIN_SPACE ||
          character === C_HAIR_SPACE ||
          character === C_LINE_SEPARATOR ||
          character === C_PARAGRAPH_SEPARATOR ||
          character === C_NARROW_NO_BREAK_SPACE ||
          character === C_IDEOGRAPHIC_SPACE ||
          character === C_ZERO_WIDTH_NO_BREAK_SPACE
  }
  
  export default isWhiteSpace
  