lbug 0.15.4

An in-process property graph database management system built for query speed and scalability
Documentation 
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/* Copyright (c) 2021 The ANTLR Project. All rights reserved.
 * Use of this file is governed by the BSD 3-clause license that
 * can be found in the LICENSE.txt file in the project root.
 */

#pragma once

#include "antlr4-common.h"

namespace antlrcpp {

  class ANTLR4CPP_PUBLIC Unicode final {
  public:
    static constexpr char32_t REPLACEMENT_CHARACTER = 0xfffd;

    static constexpr bool isValid(char32_t codePoint) {
      return codePoint < 0xd800 || (codePoint > 0xdfff && codePoint <= 0x10ffff);
    }

  private:
    Unicode() = delete;
    Unicode(const Unicode&) = delete;
    Unicode(Unicode&&) = delete;
    Unicode& operator=(const Unicode&) = delete;
    Unicode& operator=(Unicode&&) = delete;
  };

}