componentprefix.h

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/*
 * LibrePCB - Professional EDA for everyone!
 * Copyright (C) 2013 LibrePCB Developers, see AUTHORS.md for contributors.
 * https://librepcb.org/
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
#ifndef LIBREPCB_CORE_COMPONENTPREFIX_H
#define LIBREPCB_CORE_COMPONENTPREFIX_H
 
/*******************************************************************************
 *  Includes
 ******************************************************************************/
#include "../../exceptions.h"
#include "../../qtcompat.h"
#include "../../serialization/sexpression.h"
#include "../../utils/toolbox.h"
 
#include <type_safe/constrained_type.hpp>
 
#include <QtCore>
 
/*******************************************************************************
 *  Namespace / Forward Declarations
 ******************************************************************************/
namespace librepcb {
 
/*******************************************************************************
 *  Class ComponentPrefix
 ******************************************************************************/
 
inline static QString cleanComponentPrefix(const QString& userInput) noexcept {
  return Toolbox::cleanUserInputString(
      userInput, QRegularExpression("[^a-zA-Z_]"), true, false, false, "_", 16);
}
 
struct ComponentPrefixVerifier {
  template <typename Value, typename Predicate>
  static constexpr auto verify(Value&& val, const Predicate& p) ->
      typename std::decay<Value>::type {
    return p(val)
        ? std::forward<Value>(val)
        : (throw RuntimeError(
               __FILE__, __LINE__,
               QString(QCoreApplication::translate(
                           "ComponentPrefix", "Invalid component prefix: '%1'"))
                   .arg(val)),
           std::forward<Value>(val));
  }
};
 
struct ComponentPrefixConstraint {
  bool operator()(const QString& value) const noexcept {
    return QRegularExpression("\\A[a-zA-Z_]{0,16}\\z")
        .match(value, 0, QRegularExpression::PartialPreferCompleteMatch)
        .hasMatch();
  }
};
 
using ComponentPrefix =
    type_safe::constrained_type<QString, ComponentPrefixConstraint,
                                ComponentPrefixVerifier>;
 
inline bool operator==(const ComponentPrefix& lhs,
                       const QString& rhs) noexcept {
  return (*lhs) == rhs;
}
inline bool operator==(const QString& lhs,
                       const ComponentPrefix& rhs) noexcept {
  return lhs == (*rhs);
}
inline bool operator!=(const ComponentPrefix& lhs,
                       const QString& rhs) noexcept {
  return (*lhs) != rhs;
}
inline bool operator!=(const QString& lhs,
                       const ComponentPrefix& rhs) noexcept {
  return lhs != (*rhs);
}
inline QString operator%(const ComponentPrefix& lhs,
                         const QString& rhs) noexcept {
  return (*lhs) % rhs;
}
inline QString operator%(const QString& lhs,
                         const ComponentPrefix& rhs) noexcept {
  return lhs % (*rhs);
}
 
template <>
inline std::unique_ptr<SExpression> serialize(const ComponentPrefix& obj) {
  return SExpression::createString(*obj);
}
 
template <>
inline ComponentPrefix deserialize(const SExpression& node) {
  return ComponentPrefix(node.getValue());  // can throw
}
 
inline QDataStream& operator<<(QDataStream& stream,
                               const ComponentPrefix& obj) {
  stream << *obj;
  return stream;
}
 
inline QDebug operator<<(QDebug stream, const ComponentPrefix& obj) {
  stream << QString("ComponentPrefix('%1')").arg(*obj);
  return stream;
}
 
inline QtCompat::Hash qHash(const ComponentPrefix& key,
                            QtCompat::Hash seed = 0) noexcept {
  return ::qHash(*key, seed);
}
 
/*******************************************************************************
 *  End of File
 ******************************************************************************/
 
}  // namespace librepcb
 
#endif