Teuchos_string.hpp

// @HEADER
// *****************************************************************************
//                    Teuchos: Common Tools Package
//
// Copyright 2004 NTESS and the Teuchos contributors.
// SPDX-License-Identifier: BSD-3-Clause
// *****************************************************************************
// @HEADER
 
#ifndef TEUCHOS_STRING_HPP
#define TEUCHOS_STRING_HPP
 
#include <string>
#include <Teuchos_Assert.hpp>
 
namespace Teuchos {
 
/* some wrappers over std::string to let us
   do all indexing with int */
 
inline int size(std::string const& s) {
  return int(s.size());
}
 
inline std::string::reference at(std::string& s, int i) {
  TEUCHOS_DEBUG_ASSERT(0 <= i);
  TEUCHOS_DEBUG_ASSERT(i < int(s.size()));
  return s[std::size_t(i)];
}
 
inline std::string::const_reference at(std::string const& s, int i) {
  TEUCHOS_DEBUG_ASSERT(0 <= i);
  TEUCHOS_DEBUG_ASSERT(i < int(s.size()));
  return s[std::size_t(i)];
}
 
inline void resize(std::string& s, int n) {
  TEUCHOS_DEBUG_ASSERT(0 <= n);
  s.resize(std::size_t(n));
}
 
}
 
#endif