highlight words in a string that match a given term

matchSearchTerm

function matchSearchTerm(string, matchTerm) {
  if (!matchTerm) return string;

  var words = string.split(' ');
  var final = '';
  var parsedWords = [];

  words.forEach((word, index) => {
    if (word.toLowerCase().indexOf(matchTerm) > -1) {
      if (final) parsedWords.push(final);
      final = '';
      parsedWords.push(<span className="found_word" key={index}>{word} </span>);
      return;
    }

    final += word + ' ';
  });
  parsedWords.push(final);

  return parsedWords;
}