Contents

const LETTERS = 'abcdefghijklmnopqrstuvwxyz';
const REVERSED_LETTERS = [...LETTERS].reverse().join('');

function insertSpacing(s, interval) {
  const matcher = new RegExp('.{1,' + interval + '}', 'g');
  return s.match(matcher).join(' ');
}

function invert(character) {
  if (character.match(/\d/)) {
    this.push(character);
  } else {
    this.push(LETTERS[REVERSED_LETTERS.indexOf(character)]);
  }
}

export default {
  encode:  (s) => {
    let encoded;
    const characters = [];
    [...s.toLowerCase()].forEach(invert, characters);
    encoded = insertSpacing(characters.join(''), 5);
    return encoded;
  }
};

Version data entries

211 entries across 211 versions & 1 rubygems

Version	Path
trackler-2.1.0.36	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.34	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.33	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.32	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.31	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.30	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.29	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.28	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.27	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.26	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.25	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.24	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.23	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.22	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.21	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.20	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.19	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.18	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.17	tracks/ecmascript/exercises/atbash-cipher/example.js
trackler-2.1.0.16	tracks/ecmascript/exercises/atbash-cipher/example.js