public static boolean openBlockMayCompleteNormally(@Nullable GrOpenBlock block) {
    if (block == null) {
      return true;
    }
    final GrStatement[] statements = block.getStatements();
    for (final GrStatement statement : statements) {
      if (!statementMayCompleteNormally(statement)) {
        return false;
      }
    }
    return true;
  }
public static boolean openBlockMayCompleteNormally(@Nullable GrOpenBlock block)