public static @Nullable String getUnescapedLeafText(PsiElement element, boolean strict) {
    String unescaped = element.getCopyableUserData(LeafPatcher.UNESCAPED_TEXT);
    if (unescaped != null) {
      return unescaped;
    }
    if (!strict && element.getFirstChild() == null) {
      return element.getText();
    }
    return null;
  }
public static @Nullable String getUnescapedLeafText(PsiElement element, boolean strict)