Add functionality to get full stack trace when exceptions are thrown.

runtime/vm/object.cc

 // 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.
 
 #include "vm/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/bigint_operations.h"
@@ skipping 115 matching lines @@
 #define INVISIBLE_LIST(V)                                                      \
   V(CoreLibrary, Object, _noSuchMethod)                                        \
   V(CoreLibrary, List, _throwArgumentError)                                    \
   V(CoreLibrary, AssertionErrorImplementation, _throwNew)                      \
   V(CoreLibrary, TypeErrorImplementation, _throwNew)                           \
   V(CoreLibrary, FallThroughErrorImplementation, _throwNew)                    \
   V(CoreLibrary, AbstractClassInstantiationErrorImplementation, _throwNew)     \
   V(CoreLibrary, NoSuchMethodError, _throwNew)                                 \
   V(CoreLibrary, int, _throwFormatException)                                   \
   V(CoreLibrary, int, _parse)                                                  \
+  V(CoreLibrary, Stacktrace, _setupFullStacktrace)                             \
 
 
 static void MarkFunctionAsInvisible(const Library& lib,
                                     const char* class_name,
                                     const char* function_name) {
   ASSERT(!lib.IsNull());
   const Class& cls = Class::Handle(
       lib.LookupClass(String::Handle(String::New(class_name))));
   ASSERT(!cls.IsNull());
   const Function& function =
@@ skipping 12697 matching lines @@
 void Stacktrace::set_code_array(const Array& code_array) const {
   StorePointer(&raw_ptr()->code_array_, code_array.raw());
 }
 
 
 void Stacktrace::set_pc_offset_array(const Array& pc_offset_array) const {
   StorePointer(&raw_ptr()->pc_offset_array_, pc_offset_array.raw());
 }
 
 
-RawStacktrace* Stacktrace::New(const GrowableObjectArray& func_list,
-                               const GrowableObjectArray& code_list,
-                               const GrowableObjectArray& pc_offset_list,
+RawStacktrace* Stacktrace::New(const Array& func_array,
+                               const Array& code_array,
+                               const Array& pc_offset_array,
                                Heap::Space space) {
   ASSERT(Isolate::Current()->object_store()->stacktrace_class() !=
          Class::null());
   Stacktrace& result = Stacktrace::Handle();
   {
     RawObject* raw = Object::Allocate(Stacktrace::kClassId,
                                       Stacktrace::InstanceSize(),
                                       space);
     NoGCScope no_gc;
     result ^= raw;
   }
   // Create arrays for the function, code and pc_offset triplet for each frame.
-  const Array& function_array = Array::Handle(Array::MakeArray(func_list));
-  const Array& code_array = Array::Handle(Array::MakeArray(code_list));
-  const Array& pc_offset_array =
-      Array::Handle(Array::MakeArray(pc_offset_list));
-  result.set_function_array(function_array);
+  result.set_function_array(func_array);
   result.set_code_array(code_array);
   result.set_pc_offset_array(pc_offset_array);
   return result.raw();
 }
 
 
 void Stacktrace::Append(const GrowableObjectArray& func_list,
                         const GrowableObjectArray& code_list,
                         const GrowableObjectArray& pc_offset_list) const {
   intptr_t old_length = Length();
@@ skipping 19 matching lines @@
     obj = func_list.At(j);
     function_array.SetAt(i, obj);
     obj = code_list.At(j);
     code_array.SetAt(i, obj);
     obj = pc_offset_list.At(j);
     pc_offset_array.SetAt(i, obj);
   }
 }
 
 
+void Stacktrace::SetCatchStacktrace(const Array& func_array,
+                                    const Array& code_array,
+                                    const Array& pc_offset_array) const {
+  StorePointer(&raw_ptr()->catch_func_array_, func_array.raw());
+  StorePointer(&raw_ptr()->catch_code_array_, code_array.raw());
+  StorePointer(&raw_ptr()->catch_pc_offset_array_, pc_offset_array.raw());
+}
+
+
+RawString* Stacktrace::FullStacktrace() const {
+  const Array& func_array = Array::Handle(raw_ptr()->catch_func_array_);
+  const Array& code_array = Array::Handle(raw_ptr()->catch_code_array_);
+  const Array& pc_offset_array =
+      Array::Handle(raw_ptr()->catch_pc_offset_array_);
+  const Stacktrace& catch_trace = Stacktrace::Handle(
+      Stacktrace::New(func_array, code_array, pc_offset_array));
+  const String& trace = String::Handle(String::New(catch_trace.ToCString()));
+  const String& throw_trace = String::Handle(String::New(ToCString()));
+  return String::Concat(throw_trace, trace);
+}
+
+
 const char* Stacktrace::ToCString() const {
   Function& function = Function::Handle();
   Code& code = Code::Handle();
   Script& script = Script::Handle();
   String& function_name = String::Handle();
   String& url = String::Handle();
 
   // Iterate through the stack frames and create C string description
   // for each frame.
   intptr_t total_len = 0;
@@ skipping 151 matching lines @@
   }
   return result.raw();
 }
 
 
 const char* WeakProperty::ToCString() const {
   return "_WeakProperty";
 }
 
 }  // namespace dart