Throw illegal argument exception when

vm/snapshot.h

 // Copyright (c) 2012, 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_SNAPSHOT_H_
 #define VM_SNAPSHOT_H_
 
 #include "platform/assert.h"
 #include "vm/allocation.h"
 #include "vm/bitfield.h"
 #include "vm/datastream.h"
+#include "vm/exceptions.h"
 #include "vm/globals.h"
 #include "vm/growable_array.h"
 #include "vm/isolate.h"
 #include "vm/visitor.h"
 
 namespace dart {
 
 // Forward declarations.
 class AbstractType;
 class AbstractTypeArguments;
 class Array;
 class Class;
 class ClassTable;
 class ExternalUint8Array;
 class GrowableObjectArray;
 class Heap;
+class LanguageError;
 class Library;
 class Object;
 class ObjectStore;
 class RawAbstractTypeArguments;
 class RawApiError;
 class RawArray;
 class RawBigint;
 class RawClass;
 class RawContext;
 class RawDouble;
@@ skipping 381 matching lines @@
 
   DISALLOW_IMPLICIT_CONSTRUCTORS(BaseWriter);
 };
 
 
 class SnapshotWriter : public BaseWriter {
  protected:
   SnapshotWriter(Snapshot::Kind kind,
                  uint8_t** buffer,
                  ReAlloc alloc,
-                 intptr_t increment_size)
-      : BaseWriter(buffer, alloc, increment_size),
-        kind_(kind),
-        object_store_(Isolate::Current()->object_store()),
-        class_table_(Isolate::Current()->class_table()),
-        forward_list_() {
-  }
+                 intptr_t increment_size);
 
  public:
   // Snapshot kind.
   Snapshot::Kind kind() const { return kind_; }
 
   // Serialize an object into the buffer.
   void WriteObject(RawObject* raw);
 
   uword GetObjectTags(RawObject* raw);
 
+  Exceptions::ExceptionType exception_type() const {
+    return exception_type_;
+  }
+  void set_exception_type(Exceptions::ExceptionType type) {
+    exception_type_ = type;
+  }
+  const char* exception_msg() const { return exception_msg_; }
+  void set_exception_msg(const char* msg) {
+    exception_msg_ = msg;
+  }
+  LanguageError* ErrorHandle() { return &error_; }
+  void ThrowException(Exceptions::ExceptionType type, const char* msg);
+
  protected:
   class ForwardObjectNode : public ZoneAllocated {
    public:
     ForwardObjectNode(RawObject* raw, uword tags, SerializeState state)
         : raw_(raw), tags_(tags), state_(state) {}
     RawObject* raw() const { return raw_; }
     uword tags() const { return tags_; }
     bool is_serialized() const { return state_ == kIsSerialized; }
     void set_state(SerializeState value) { state_ = value; }
 
@@ skipping 23 matching lines @@
                     RawAbstractTypeArguments* type_arguments,
                     RawObject* data[]);
 
   ObjectStore* object_store() const { return object_store_; }
 
  private:
   Snapshot::Kind kind_;
   ObjectStore* object_store_;  // Object store for common classes.
   ClassTable* class_table_;  // Class table for the class index to class lookup.
   GrowableArray<ForwardObjectNode*> forward_list_;
+  Exceptions::ExceptionType exception_type_;  // Exception type.
+  const char* exception_msg_;  // Message associated with exception.
+  LanguageError& error_;  // Error handle.
 
   friend class RawArray;
   friend class RawClass;
   friend class RawGrowableObjectArray;
   friend class RawImmutableArray;
   friend class RawJSRegExp;
   friend class RawLibrary;
   friend class RawLiteralToken;
   friend class RawScript;
   friend class RawTokenStream;
@@ skipping 75 matching lines @@
  private:
   SnapshotWriter* writer_;
   bool as_references_;
 
   DISALLOW_COPY_AND_ASSIGN(SnapshotWriterVisitor);
 };
 
 }  // namespace dart
 
 #endif  // VM_SNAPSHOT_H_