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| 1 // Copyright 2015 the V8 project authors. All rights reserved. |
| 2 // Use of this source code is governed by a BSD-style license that can be |
| 3 // found in the LICENSE file. |
| 4 |
| 5 #include "src/wasm/wasm-result.h" |
| 6 |
| 7 #include "src/factory.h" |
| 8 #include "src/heap/heap.h" |
| 9 #include "src/isolate.h" |
| 10 #include "src/objects-inl.h" // TODO(mstarzinger): Temporary cycle breaker! |
| 11 #include "src/objects.h" |
| 12 |
| 13 #include "src/base/platform/platform.h" |
| 14 |
| 15 namespace v8 { |
| 16 namespace internal { |
| 17 namespace wasm { |
| 18 |
| 19 std::ostream& operator<<(std::ostream& os, const ErrorCode& error_code) { |
| 20 switch (error_code) { |
| 21 case kSuccess: |
| 22 os << "Success"; |
| 23 break; |
| 24 default: // TODO(titzer): render error codes |
| 25 os << "Error"; |
| 26 break; |
| 27 } |
| 28 return os; |
| 29 } |
| 30 |
| 31 |
| 32 void ErrorThrower::Error(const char* format, ...) { |
| 33 if (error_) return; // only report the first error. |
| 34 error_ = true; |
| 35 char buffer[256]; |
| 36 |
| 37 va_list arguments; |
| 38 va_start(arguments, format); |
| 39 base::OS::VSNPrintF(buffer, 255, format, arguments); |
| 40 va_end(arguments); |
| 41 |
| 42 std::ostringstream str; |
| 43 if (context_ != nullptr) { |
| 44 str << context_ << ": "; |
| 45 } |
| 46 str << buffer; |
| 47 |
| 48 isolate_->ScheduleThrow( |
| 49 *isolate_->factory()->NewStringFromAsciiChecked(str.str().c_str())); |
| 50 } |
| 51 } // namespace wasm |
| 52 } // namespace internal |
| 53 } // namespace v8 |
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