keleshev

function verboseRegExp(input) {
  if (input.raw.length !== 1) {
    throw Error('verboseRegExp: interpolation is not supported');
  }

  let source = input.raw[0];
  let regexp = /(?<!\\)\s|[/][/].*|[/][*][\s\S]*[*][/]/g;
  let result = source.replace(regexp, '');