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// Copyright (c) 2014, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#ifndef VM_REPORT_H_
#define VM_REPORT_H_
#include "vm/allocation.h"
namespace dart {
// Forward declarations.
class Error;
class ICData;
class RawString;
class Script;
class StackFrame;
class String;
class Report : AllStatic {
public:
enum Kind {
kWarning,
kJSWarning,
kError,
kMalformedType,
kMalboundedType,
kBailout,
};
// Report an already formatted error via a long jump.
static void LongJump(const Error& error);
// Concatenate and report an already formatted error and a new error message.
static void LongJumpF(const Error& prev_error,
const Script& script, intptr_t token_pos,
const char* format, ...) PRINTF_ATTRIBUTE(4, 5);
static void LongJumpV(const Error& prev_error,
const Script& script, intptr_t token_pos,
const char* format, va_list args);
// Report a warning/jswarning/error/bailout message.
static void MessageF(Kind kind, const Script& script, intptr_t token_pos,
const char* format, ...) PRINTF_ATTRIBUTE(4, 5);
static void MessageV(Kind kind, const Script& script, intptr_t token_pos,
const char* format, va_list args);
// Support to report Javascript compatibility warnings. Note that a
// JavascriptCompatibilityError is thrown if --warning_as_error is specified.
// If a warning is issued by the various JSWarning calls, the warning is also
// emitted in the trace buffer of the current isolate.
// Report a Javascript compatibility warning at the call site given by
// ic_data, unless one has already been emitted at that location.
static void JSWarningFromIC(const ICData& ic_data, const char* msg);
// Report a Javascript compatibility warning at the current native call,
// unless one has already been emitted at that location.
static void JSWarningFromNative(bool is_static_native, const char* msg);
// Report a Javascript compatibility warning at the call site given by
// caller_frame.
static void JSWarningFromFrame(StackFrame* caller_frame, const char* msg);
// Prepend a source snippet to the message.
// A null script means no source and a negative token_pos means no position.
static RawString* PrependSnippet(Kind kind,
const Script& script,
intptr_t token_pos,
const String& message);
private:
// Emit a Javascript compatibility warning to the current trace buffer.
static void TraceJSWarning(const Script& script,
intptr_t token_pos,
const String& message);
DISALLOW_COPY_AND_ASSIGN(Report);
};
} // namespace dart
#endif // VM_REPORT_H_