ostringstream.cc (1325B)
1 // Copyright 2017 The Abseil Authors. 2 // 3 // Licensed under the Apache License, Version 2.0 (the "License"); 4 // you may not use this file except in compliance with the License. 5 // You may obtain a copy of the License at 6 // 7 // https://www.apache.org/licenses/LICENSE-2.0 8 // 9 // Unless required by applicable law or agreed to in writing, software 10 // distributed under the License is distributed on an "AS IS" BASIS, 11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 // See the License for the specific language governing permissions and 13 // limitations under the License. 14 15 #include "absl/strings/internal/ostringstream.h" 16 17 #include <cassert> 18 #include <cstddef> 19 #include <ios> 20 #include <streambuf> 21 22 namespace absl { 23 ABSL_NAMESPACE_BEGIN 24 namespace strings_internal { 25 26 OStringStream::Streambuf::int_type OStringStream::Streambuf::overflow(int c) { 27 assert(str_); 28 if (!std::streambuf::traits_type::eq_int_type( 29 c, std::streambuf::traits_type::eof())) 30 str_->push_back(static_cast<char>(c)); 31 return 1; 32 } 33 34 std::streamsize OStringStream::Streambuf::xsputn(const char* s, 35 std::streamsize n) { 36 assert(str_); 37 str_->append(s, static_cast<size_t>(n)); 38 return n; 39 } 40 41 } // namespace strings_internal 42 ABSL_NAMESPACE_END 43 } // namespace absl