25 lines · cpp
1//===-- lib/Parser/char-set.cpp -------------------------------------------===//2//3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.4// See https://llvm.org/LICENSE.txt for license information.5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception6//7//===----------------------------------------------------------------------===//8 9#include "flang/Parser/char-set.h"10 11namespace Fortran::parser {12 13std::string SetOfChars::ToString() const {14 std::string result;15 SetOfChars set{*this};16 for (char ch{' '}; !set.empty(); ++ch) {17 if (set.Has(ch)) {18 set = set.Difference(ch);19 result += ch;20 }21 }22 return result;23}24} // namespace Fortran::parser25