function getLocalizeableFileType()

in scripts/extractStrings.js [130:144]


function getLocalizeableFileType(path, fileName) {
  if (path.indexOf("\\gallery") !== -1 && fileName.endsWith(".json")) {
    return LocalizableFileType.Gallery;
  }

  var a = fileName.split(".");
  if (a.length === 1 || (a[0] === "" && a.length === 2)) {
    return null;
  }
  const extension = a.pop();
  if (extension && LocalizeableFileExt.includes(extension.toLowerCase())) {
    return LocalizableFileType.Template;
  }
  return null;
}