Attachment #750 for problem #2463




  ///   to match the `std::string` interface.
  inline operator const char*() const;

  /// @brief Override of subscript operator for `int` to suppress C2666 errors with MSVC
  /// @deprecated Will be removed at the same time as `operator const char*` that requires it
  ///
  /// This override is required because of G4String's provision of an implicit conversion
  /// operator to `const char*`. Together with the subscript operator and C++'s built-in
  /// `operator[](const char*, int) operator, use of G4String::operator[] will trigger
  /// [MSVC error C2666](https://docs.microsoft.com/en-us/cpp/error-messages/compiler-errors-2/compiler-error-c2666?view=msvc-170)
  /// This is a known issue with mixing implicit conversion to `const char*` and subscript
  /// operators. Provision of the override with `int` argument is thus a workaround
  /// until the conversion operator is removed.
  inline reference operator[](int);

  /// @overload  
  inline const_reference operator[](int) const;

  /// @brief Deprecated function
  /// @deprecated Use `std::string::compare` or `G4StrUtil::icompare` instead
  [[deprecated("Use std::string::compare, or G4StrUtil::icompare for case-insensitive comparison")]]





inline G4String::operator const char*() const { return c_str(); }

inline G4String::reference G4String::operator[](int pos)
{
  return std::string::operator[](pos);
}

inline G4String::const_reference G4String::operator[](int pos) const
{
    return std::string::operator[](pos);
}

inline G4int G4String::compareTo(std::string_view str, caseCompare mode) const
{
  if(mode == exact)

Return to problem 2463

Lines 96-101 class G4String : public std::string Link Here

(-)a/source/global/management/include/G4String.hh (+15 lines)
96	/// to match the `std::string` interface.	96	/// to match the `std::string` interface.
97	inline operator const char*() const;	97	inline operator const char*() const;
98		98
		99	/// @brief Override of subscript operator for `int` to suppress C2666 errors with MSVC
		100	/// @deprecated Will be removed at the same time as `operator const char*` that requires it
		101	///
		102	/// This override is required because of G4String's provision of an implicit conversion
		103	/// operator to `const char*`. Together with the subscript operator and C++'s built-in
		104	/// `operator[](const char*, int) operator, use of G4String::operator[] will trigger
		105	/// [MSVC error C2666](https://docs.microsoft.com/en-us/cpp/error-messages/compiler-errors-2/compiler-error-c2666?view=msvc-170)
		106	/// This is a known issue with mixing implicit conversion to `const char*` and subscript
		107	/// operators. Provision of the override with `int` argument is thus a workaround
		108	/// until the conversion operator is removed.
		109	inline reference operator[](int);
		110
		111	/// @overload
		112	inline const_reference operator[](int) const;
		113
99	/// @brief Deprecated function	114	/// @brief Deprecated function
100	/// @deprecated Use `std::string::compare` or `G4StrUtil::icompare` instead	115	/// @deprecated Use `std::string::compare` or `G4StrUtil::icompare` instead
101	[[deprecated("Use std::string::compare, or G4StrUtil::icompare for case-insensitive comparison")]]	116	[[deprecated("Use std::string::compare, or G4StrUtil::icompare for case-insensitive comparison")]]

Lines 62-67 inline G4String& G4String::operator=(G4String&& str) Link Here

(-)a/source/global/management/include/G4String.icc (+10 lines)
62		62
63	inline G4String::operator const char*() const { return c_str(); }	63	inline G4String::operator const char*() const { return c_str(); }
64		64
		65	inline G4String::reference G4String::operator[](int pos)
		66	{
		67	return std::string::operator[](pos);
		68	}
		69
		70	inline G4String::const_reference G4String::operator[](int pos) const
		71	{
		72	return std::string::operator[](pos);
		73	}
		74
65	inline G4int G4String::compareTo(std::string_view str, caseCompare mode) const	75	inline G4int G4String::compareTo(std::string_view str, caseCompare mode) const
66	{	76	{
67	if(mode == exact)	77	if(mode == exact)