white-space-x/src/white-space-x.js

List of ECMAScript white space characters.

/**
 * A record of a white space character.
 *
 * @typedef {object} CharRecord
 * @property {number} code - The character code.
 * @property {string} description - A description of the character.
 * @property {boolean} es5 - Whether the spec lists this as a white space.
 * @property {boolean} es2015 - Whether the spec lists this as a white space.
 * @property {boolean} es2016 - Whether the spec lists this as a white space.
 * @property {boolean} es2017 - Whether the spec lists this as a white space.
 * @property {boolean} es2018 - Whether the spec lists this as a white space.
 * @property {string} string - The character string.
 */

/**
 * An array of the whitespace char codes, string, descriptions and language
 * presence in the specifications.
 *
 * @type Array.<CharRecord>
 */
export const list = [
  {
    code: 0x0009,
    description: 'Tab',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u0009',
  },
  {
    code: 0x000a,
    description: 'Line Feed',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u000a',
  },
  {
    code: 0x000b,
    description: 'Vertical Tab',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u000b',
  },
  {
    code: 0x000c,
    description: 'Form Feed',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u000c',
  },
  {
    code: 0x000d,
    description: 'Carriage Return',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u000d',
  },
  {
    code: 0x0020,
    description: 'Space',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u0020',
  },
  /*
  {
    code: 0x0085,
    description: 'Next line',
    es5: false,
    es2015: false,
    es2016: false,
    es2017: false,
    es2018: false,
    string: '\u0085'
  }
  */
  {
    code: 0x00a0,
    description: 'No-break space',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u00a0',
  },
  {
    code: 0x1680,
    description: 'Ogham space mark',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u1680',
  },
  {
    code: 0x180e,
    description: 'Mongolian vowel separator',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: false,
    es2018: false,
    string: '\u180e',
  },
  {
    code: 0x2000,
    description: 'En quad',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u2000',
  },
  {
    code: 0x2001,
    description: 'Em quad',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u2001',
  },
  {
    code: 0x2002,
    description: 'En space',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u2002',
  },
  {
    code: 0x2003,
    description: 'Em space',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u2003',
  },
  {
    code: 0x2004,
    description: 'Three-per-em space',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u2004',
  },
  {
    code: 0x2005,
    description: 'Four-per-em space',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u2005',
  },
  {
    code: 0x2006,
    description: 'Six-per-em space',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u2006',
  },
  {
    code: 0x2007,
    description: 'Figure space',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u2007',
  },
  {
    code: 0x2008,
    description: 'Punctuation space',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u2008',
  },
  {
    code: 0x2009,
    description: 'Thin space',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u2009',
  },
  {
    code: 0x200a,
    description: 'Hair space',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u200a',
  },
  /*
  {
    code: 0x200b,
    description: 'Zero width space',
    es5: false,
    es2015: false,
    es2016: false,
    es2017: false,
    es2018: false,
    string: '\u200b'
  },
  */
  {
    code: 0x2028,
    description: 'Line separator',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u2028',
  },
  {
    code: 0x2029,
    description: 'Paragraph separator',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u2029',
  },
  {
    code: 0x202f,
    description: 'Narrow no-break space',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u202f',
  },
  {
    code: 0x205f,
    description: 'Medium mathematical space',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u205f',
  },
  {
    code: 0x3000,
    description: 'Ideographic space',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\u3000',
  },
  {
    code: 0xfeff,
    description: 'Byte Order Mark',
    es5: true,
    es2015: true,
    es2016: true,
    es2017: true,
    es2018: true,
    string: '\ufeff',
  },
];

/**
 * A string of the ES5 to ES2016 whitespace characters.
 *
 * @type string
 */
let stringES2016 = '';

/**
 * A string of the ES2017 to ES2018 whitespace characters.
 *
 * @type string
 */
let stringES2018 = '';
const {length} = list;
for (let i = 0; i < length; i += 1) {
  if (list[i].es2016) {
    stringES2016 += list[i].string;
  }

  if (list[i].es2018) {
    stringES2018 += list[i].string;
  }
}

const string2018 = stringES2018;

export default string2018;
export const string2016 = stringES2016;