Lifion Caps Splitter

capsSplitter.js

function capsSplitter(string) {
  let words = [];
  let word = string[0];

  for(let i = 1; i < string.length; i++) {
    let currentChar = string[i];
    let CapitalChar = string[i].toUpperCase();

    if(currentChar == CapitalChar) {
      words.push(word);
      word = currentChar;
    } else {
      word = word.concat(currentChar);
    }
  }

  words.push(word);

  return words;

}

function newLineJoiner(words) {
  let line = words[0];

  for(let i = 1; i < words.length; i++) {
    line = line.concat('\n', words[i]);
  }

  return line;
}

let input = 'splitThisSentenceIntoNewLineS';
let words = capsSplitter(input);

console.log(newLineJoiner(words));