docs: function simpleChar(character) {
    return CHAR_TAB                  !== character &&
           CHAR_LINE_FEED            !== character &&
           CHAR_CARRIAGE_RETURN      !== character &&
           CHAR_COMMA                !== character &&
           CHAR_LEFT_SQUARE_BRACKET  !== character &&
           CHAR_RIGHT_SQUARE_BRACKET !== character &&
           CHAR_LEFT_CURLY_BRACKET   !== character &&
           CHAR_RIGHT_CURLY_BRACKET  !== character &&
           CHAR_SHARP                !== character &&
           CHAR_AMPERSAND            !== character &&
           CHAR_ASTERISK             !== character &&
           CHAR_EXCLAMATION          !== character &&
           CHAR_VERTICAL_LINE        !== character &&
           CHAR_GREATER_THAN         !== character &&
           CHAR_SINGLE_QUOTE         !== character &&
           CHAR_DOUBLE_QUOTE         !== character &&
           CHAR_PERCENT              !== character &&
           CHAR_COLON                !== character &&
           !ESCAPE_SEQUENCES[character]            &&
           !needsHexEscape(character);
  }