| // Copyright 2015 the V8 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. |
| |
| #include "src/wasm/wasm-result.h" |
| |
| #include "src/factory.h" |
| #include "src/heap/heap.h" |
| #include "src/isolate-inl.h" |
| #include "src/objects.h" |
| |
| #include "src/base/platform/platform.h" |
| |
| namespace v8 { |
| namespace internal { |
| namespace wasm { |
| |
| std::ostream& operator<<(std::ostream& os, const ErrorCode& error_code) { |
| switch (error_code) { |
| case kSuccess: |
| os << "Success"; |
| break; |
| default: // TODO(titzer): render error codes |
| os << "Error"; |
| break; |
| } |
| return os; |
| } |
| |
| void ErrorThrower::Error(const char* format, ...) { |
| // Only report the first error. |
| if (error()) return; |
| |
| char buffer[256]; |
| va_list arguments; |
| va_start(arguments, format); |
| base::OS::VSNPrintF(buffer, 255, format, arguments); |
| va_end(arguments); |
| |
| std::ostringstream str; |
| if (context_ != nullptr) { |
| str << context_ << ": "; |
| } |
| str << buffer; |
| |
| message_ = isolate_->factory()->NewStringFromAsciiChecked(str.str().c_str()); |
| } |
| |
| ErrorThrower::~ErrorThrower() { |
| if (error() && !isolate_->has_pending_exception()) { |
| isolate_->ScheduleThrow(*message_); |
| } |
| } |
| } // namespace wasm |
| } // namespace internal |
| } // namespace v8 |