blob: 5a8ba033e826a14d181f4f5d0c7737ca286cee96 [file] [log] [blame]
/*
* Copyright 2017 The WebRTC project authors. All Rights Reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "api/rtcerror.h"
#include "rtc_base/arraysize.h"
namespace {
static const char* const kRTCErrorTypeNames[] = {
"NONE",
"UNSUPPORTED_OPERATION",
"UNSUPPORTED_PARAMETER",
"INVALID_PARAMETER",
"INVALID_RANGE",
"SYNTAX_ERROR",
"INVALID_STATE",
"INVALID_MODIFICATION",
"NETWORK_ERROR",
"RESOURCE_EXHAUSTED",
"INTERNAL_ERROR",
};
static_assert(static_cast<int>(webrtc::RTCErrorType::INTERNAL_ERROR) ==
(arraysize(kRTCErrorTypeNames) - 1),
"kRTCErrorTypeNames must have as many strings as RTCErrorType "
"has values.");
} // namespace
namespace webrtc {
RTCError::RTCError(RTCError&& other)
: type_(other.type_), have_string_message_(other.have_string_message_) {
if (have_string_message_) {
new (&string_message_) std::string(std::move(other.string_message_));
} else {
static_message_ = other.static_message_;
}
}
RTCError& RTCError::operator=(RTCError&& other) {
type_ = other.type_;
if (other.have_string_message_) {
set_message(std::move(other.string_message_));
} else {
set_message(other.static_message_);
}
return *this;
}
RTCError::~RTCError() {
// If we hold a message string that was built, rather than a static string,
// we need to delete it.
if (have_string_message_) {
string_message_.~basic_string();
}
}
// static
RTCError RTCError::OK() {
return RTCError();
}
const char* RTCError::message() const {
if (have_string_message_) {
return string_message_.c_str();
} else {
return static_message_;
}
}
void RTCError::set_message(const char* message) {
if (have_string_message_) {
string_message_.~basic_string();
have_string_message_ = false;
}
static_message_ = message;
}
void RTCError::set_message(std::string&& message) {
if (!have_string_message_) {
new (&string_message_) std::string(std::move(message));
have_string_message_ = true;
} else {
string_message_ = message;
}
}
std::ostream& operator<<(std::ostream& stream, RTCErrorType error) {
return stream << ToString(error);
}
// TODO(jonasolsson): Change to use absl::string_view when it's available.
std::string ToString(RTCErrorType error) {
int index = static_cast<int>(error);
return std::string(kRTCErrorTypeNames[index]);
}
} // namespace webrtc