[V8] Added line, column and script symbols for SyntaxError

src/parser.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #include "src/api.h"
 #include "src/ast.h"
 #include "src/bailout-reason.h"
 #include "src/base/platform/platform.h"
@@ skipping 4238 matching lines @@
       elements->set(0, *arg_string);
     }
     isolate()->debug()->OnCompileError(script());
 
     Handle<JSArray> array = factory->NewJSArrayWithElements(elements);
     Handle<Object> error;
     MaybeHandle<Object> maybe_error =
         pending_error_is_reference_error_
             ? factory->NewReferenceError(pending_error_message_, array)
             : factory->NewSyntaxError(pending_error_message_, array);
-    if (maybe_error.ToHandle(&error)) isolate()->Throw(*error, &location);
+
+    if (maybe_error.ToHandle(&error)) {
+      Handle<JSObject> jserror = Handle<JSObject>::cast(error);
+
+      Handle<Name> key_start_pos = factory->error_start_pos_symbol();
+      JSObject::SetProperty(
+          jserror, key_start_pos,
+          handle(Smi::FromInt(location.start_pos()), isolate()),
+          SLOPPY).Check();
+
+      Handle<Name> key_end_pos = factory->error_end_pos_symbol();
+      JSObject::SetProperty(jserror, key_end_pos,
+                            handle(Smi::FromInt(location.end_pos()), isolate()),
+                            SLOPPY).Check();
+
+      Handle<Name> key_script = factory->error_script_symbol();
+      JSObject::SetProperty(jserror, key_script, script(), SLOPPY).Check();
+
+      isolate()->Throw(*error, &location);
+    }
   }
 }
 
 
 void Parser::Internalize() {
   // Internalize strings.
   ast_value_factory()->Internalize(isolate());
 
   // Error processing.
   if (info()->function() == NULL) {
@@ skipping 1113 matching lines @@
     } else {
       const uc16* data = reinterpret_cast<const uc16*>(raw_string->raw_data());
       running_hash = StringHasher::ComputeRunningHash(running_hash, data,
                                                       raw_string->length());
     }
   }
 
   return running_hash;
 }
 } }  // namespace v8::internal