Function lastIndexOfRegex

script/helpers/remove-liquid-statements.js:251–256

(str, regex, fromIndex)

// Hack to use a regex with lastIndexOf.
// Inspired by https://stackoverflow.com/a/21420210
function lastIndexOfRegex(str, regex, fromIndex) {
  const myStr = fromIndex ? str.substring(0, fromIndex) : str
  const match = myStr.match(regex)

  return match ? myStr.lastIndexOf(match[match.length - 1]) : -1
}

// Checks if a conditional is necessary given all the supported versions and the arguments in a conditional
// If all supported versions show up in the arguments, it's not necessary! Additionally, builds in support