catch2/include/internal/catch_stringref.cpp

51 lines
1.5 KiB
C++
Raw Normal View History

2017-06-29 12:18:14 +02:00
/*
* Copyright 2016 Two Blue Cubes Ltd. All rights reserved.
*
* Distributed under the Boost Software License, Version 1.0. (See accompanying
* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
*/
#include "catch_enforce.h"
2017-06-29 12:18:14 +02:00
#include "catch_stringref.h"
#include <algorithm>
2017-06-29 12:18:14 +02:00
#include <ostream>
#include <cstring>
#include <cstdint>
2017-06-29 12:18:14 +02:00
namespace Catch {
StringRef::StringRef( char const* rawChars ) noexcept
: StringRef( rawChars, static_cast<StringRef::size_type>(std::strlen(rawChars) ) )
{}
2017-06-29 12:18:14 +02:00
auto StringRef::c_str() const -> char const* {
CATCH_ENFORCE(isNullTerminated(), "Called StringRef::c_str() on a non-null-terminated instance");
2017-06-29 12:18:14 +02:00
return m_start;
}
auto StringRef::data() const noexcept -> char const* {
return m_start;
2017-06-29 12:18:14 +02:00
}
2017-06-29 12:18:14 +02:00
auto StringRef::substr( size_type start, size_type size ) const noexcept -> StringRef {
if (start < m_size) {
return StringRef(m_start + start, (std::min)(m_size - start, size));
} else {
2017-06-29 12:18:14 +02:00
return StringRef();
}
2017-06-29 12:18:14 +02:00
}
auto StringRef::operator == ( StringRef const& other ) const noexcept -> bool {
return m_size == other.m_size
&& (std::memcmp( m_start, other.m_start, m_size ) == 0);
2017-06-29 12:18:14 +02:00
}
2017-08-14 09:50:44 +02:00
auto operator << ( std::ostream& os, StringRef const& str ) -> std::ostream& {
return os.write(str.data(), str.size());
2017-06-29 12:18:14 +02:00
}
auto operator+=( std::string& lhs, StringRef const& rhs ) -> std::string& {
lhs.append(rhs.data(), rhs.size());
return lhs;
}
2017-06-29 12:18:14 +02:00
} // namespace Catch