The new look at scripting process...

ArrayScript.js

// ArrayScript...or as I would have nothing to do

let testSuite = [
  'Awesome',
  'epic fail',
  'remember,remember',
  'to be or not to be...',
  'DealerPoint is awesome...',
  'The best code is the one that doesn`t exist...',
  'Whatever the mind can conceive and believe, the mind can achieve. — Napoleon Hill',
  'The difference between stupidity and genius is that genius has its limits. — Albert Einstein',
  'If we don`t end war, war will end us. — Herbert Wells',
  'That which does not kill us makes us stronger. - Friedrich Nietzsche',
];

/**
** TODO letters
*   g
*   h
*   k
*   q
*   x
*   y
*   z
*/

const ASCompiler = (function (global) {
  let dict = {
    'a': '((+[][[]]+[]+[])[+!+[]])', //or ([]/[]+[])[+!+[]];
    'b': '(([]+{})[+!+[]+!+[]])',
    'c': '(([]+{})[+[+!+[]+[+[]]]/[!+[]+!+[]]])',
    'd': '(([][[]]+[])[!+[]+!+[]])',
    'e': '(([]+{})[!+[]+!+[]<<+!+[]])',
    'f': '((![]+[])[+[]])',
    'i': '(([![]]+[][[]])[+!+[]+[+[]]])', //or ((+!+[]/+![])+[])[+!+[]+!+[]+!+[]]
    'j': '(([]+{})[+!+[]+!+[]+!+[]])',
    'l': '((![]+[])[!+[]+!+[]])',
    'm': '(((+[][[]]).constructor+([]+[]))[[([]+[])+(+!+[])+(+!+[])]])',
    'n': '(((!+[])[+[]]+[])[+!+[]])',
    'o': '(([]+{})[+!+[]])',
    'p': '((prompt+([]+[]))[+[+!+[]+[+[]]]-+!+[]])',
    'r': '(((!+[])+[])[+!+[]])',
    's': '((![]+[])[+!+[]+!+[]+!+[]])',
    't': '((!![]+[])[+[]])',
    'u': '(([][[]]+([]+[]))[+![]])',
    'v': '((eval+[])[+[+!+[]+[+[]]]])',
    'w': '((this+([]+[]))[[+!+[]+[+[]]]/[!+[]+!+[]]+(!+[]+!+[]<<!+[]+!+[])])',
    'A': '([].constructor+[])[+[+!+[]+[+[]]]-+!+[]]',
    'B': '(((![]).constructor+[]+[])[+[+!+[]+[+[]]]-+!+[]])',
    'D': '(document+[])[[]+(+!+[])+(+!+[]+!+[])]',
    'I': '(((+(+!+[]+[+[]])/+![])+[])[+![]])',
    'P': '(isPrototypeOf+[])[+[[]+(+!+[])+(+!+[])]]',
    'W': '((constructor+([]+[]))[+[+!+[]+[+[]]]-+!+[]])',
    '.': '((+![]).toFixed(+!+[])[+!+[]])',
    ',': '([]+[,,])',
    ' ': '(([]+{})[7])',
    '0': '(+[])', // {} + [] /or/ +![]
    '1': '(+!+[])',
    '2': '(!+[]+!+[])',
    '3': '(+!+[]+!+[]+!+[])',
    '4': '(!+[]+!+[]<<+!+[])',
    '5': '([+!+[]+[+[]]]/[!+[]+!+[]])',
    '6': '(+!+[]+!+[]+!+[]<<+!+[])',
    '7': '((+!+[]+!+[]+!+[]<<+!+[])+!+[])',
    '8': '(!+[]+!+[]<<!+[]+!+[])',
    '9': '(+[+!+[]+[+[]]]-+!+[])'
  };

  return function ASCompiler(text) {
    let len = text.length;
    let i = -1;
    let result = '';

    while (++i < len) {
      if (dict.hasOwnProperty(text[i])) {
        result += dict[text[i]];
        result += '+';
      }
    }

    let bracketPos = result.lastIndexOf(')');
    return result.slice(0, bracketPos + 1);
  }
})(window);