VM: Re-format to use at most one newline between functions

runtime/lib/errors.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/bootstrap_natives.h"
 #include "vm/exceptions.h"
 #include "vm/object_store.h"
 #include "vm/runtime_entry.h"
 #include "vm/stack_frame.h"
 #include "vm/symbols.h"
@@ skipping 40 matching lines @@
       }
       ASSERT(!hit_assertion_error);
       hit_assertion_error = (func.Owner() == assert_error_class.raw());
     }
     stack_frame = iterator->NextFrame();
   }
   UNREACHABLE();
   return Script::null();
 }
 
-
 // Allocate and throw a new AssertionError.
 // Arg0: index of the first token of the failed assertion.
 // Arg1: index of the first token after the failed assertion.
 // Arg2: Message object or null.
 // Return value: none, throws an exception.
 DEFINE_NATIVE_ENTRY(AssertionError_throwNew, 3) {
   // No need to type check the arguments. This function can only be called
   // internally from the VM.
   const TokenPosition assertion_start =
       TokenPosition(Smi::CheckedHandle(arguments->NativeArgAt(0)).Value());
@@ skipping 23 matching lines @@
   args.SetAt(1, String::Handle(script.url()));
   args.SetAt(2, Smi::Handle(Smi::New(from_line)));
   args.SetAt(3, Smi::Handle(Smi::New(script.HasSource() ? from_column : -1)));
   args.SetAt(4, message);
 
   Exceptions::ThrowByType(Exceptions::kAssertion, args);
   UNREACHABLE();
   return Object::null();
 }
 
-
 // Allocate and throw a new TypeError or CastError.
 // Arg0: index of the token of the failed type check.
 // Arg1: src value.
 // Arg2: dst type.
 // Arg3: dst name.
 // Arg4: type error message.
 // Return value: none, throws an exception.
 DEFINE_NATIVE_ENTRY(TypeError_throwNew, 5) {
   // No need to type check the arguments. This function can only be called
   // internally from the VM.
   const TokenPosition location =
       TokenPosition(Smi::CheckedHandle(arguments->NativeArgAt(0)).Value());
   const Instance& src_value =
       Instance::CheckedHandle(arguments->NativeArgAt(1));
   const AbstractType& dst_type =
       AbstractType::CheckedHandle(arguments->NativeArgAt(2));
   const String& dst_name = String::CheckedHandle(arguments->NativeArgAt(3));
   const String& error_msg = String::CheckedHandle(arguments->NativeArgAt(4));
   const AbstractType& src_type =
       AbstractType::Handle(src_value.GetType(Heap::kNew));
   Exceptions::CreateAndThrowTypeError(location, src_type, dst_type, dst_name,
                                       error_msg);
   UNREACHABLE();
   return Object::null();
 }
 
-
 // Allocate and throw a new FallThroughError.
 // Arg0: index of the case clause token into which we fall through.
 // Return value: none, throws an exception.
 DEFINE_NATIVE_ENTRY(FallThroughError_throwNew, 1) {
   GET_NON_NULL_NATIVE_ARGUMENT(Smi, smi_pos, arguments->NativeArgAt(0));
   TokenPosition fallthrough_pos = TokenPosition(smi_pos.Value());
 
   const Array& args = Array::Handle(Array::New(2));
 
   // Initialize 'url' and 'line' arguments.
   DartFrameIterator iterator(thread,
                              StackFrameIterator::kNoCrossThreadIteration);
   iterator.NextFrame();  // Skip native call.
   const Script& script = Script::Handle(Exceptions::GetCallerScript(&iterator));
   args.SetAt(0, String::Handle(script.url()));
   intptr_t line;
   script.GetTokenLocation(fallthrough_pos, &line, NULL);
   args.SetAt(1, Smi::Handle(Smi::New(line)));
 
   Exceptions::ThrowByType(Exceptions::kFallThrough, args);
   UNREACHABLE();
   return Object::null();
 }
 
-
 // Allocate and throw a new AbstractClassInstantiationError.
 // Arg0: Token position of allocation statement.
 // Arg1: class name of the abstract class that cannot be instantiated.
 // Return value: none, throws an exception.
 DEFINE_NATIVE_ENTRY(AbstractClassInstantiationError_throwNew, 2) {
   GET_NON_NULL_NATIVE_ARGUMENT(Smi, smi_pos, arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(String, class_name, arguments->NativeArgAt(1));
   TokenPosition error_pos = TokenPosition(smi_pos.Value());
 
   const Array& args = Array::Handle(Array::New(3));
@@ skipping 16 matching lines @@
 
 // Rethrow an error with a stacktrace.
 DEFINE_NATIVE_ENTRY(Async_rethrow, 2) {
   GET_NON_NULL_NATIVE_ARGUMENT(Instance, error, arguments->NativeArgAt(0));
   GET_NON_NULL_NATIVE_ARGUMENT(Instance, stacktrace, arguments->NativeArgAt(1));
   Exceptions::ReThrow(thread, error, stacktrace);
   return Object::null();
 }
 
 }  // namespace dart