[modules] Basic support of exports

src/ast/scopeinfo.cc

Index: src/ast/scopeinfo.cc
diff --git a/src/ast/scopeinfo.cc b/src/ast/scopeinfo.cc
index 20a96938c2a93625c2d7b97409c219e518dddabd..e900e6733b84f6cab65aacb4564536daebf6afbd 100644
--- a/src/ast/scopeinfo.cc
+++ b/src/ast/scopeinfo.cc
@@ -419,7 +419,7 @@ String* ScopeInfo::FunctionName() {
 
 ModuleInfo* ScopeInfo::ModuleDescriptorInfo() {
   DCHECK(scope_type() == MODULE_SCOPE);
-  return static_cast<ModuleInfo*>(get(ModuleInfoEntryIndex()));
+  return ModuleInfo::cast(get(ModuleInfoEntryIndex()));
 }
 
 String* ScopeInfo::ParameterName(int var) {
@@ -718,10 +718,25 @@ void ScopeInfo::Print() {
               ContextLocalNameEntriesIndex() + ContextLocalCount(), this);
   }
 
+  // XXX never called for module scopes
+
   PrintF("}\n");
 }
 #endif  // DEBUG
 
+Handle<ModuleInfoEntry> ModuleInfoEntry::New(Isolate* isolate,
+                                             Handle<Object> export_name,
+                                             Handle<Object> local_name,
+                                             Handle<Object> import_name,
+                                             Handle<Object> module_request) {
+  Handle<ModuleInfoEntry> result = isolate->factory()->NewModuleInfoEntry();
+  result->set(kExportNameIndex, *export_name);
+  result->set(kLocalNameIndex, *local_name);
+  result->set(kImportNameIndex, *import_name);
+  result->set(kModuleRequestIndex, *module_request);
+  return result;
+}
+
 Handle<ModuleInfo> ModuleInfo::New(Isolate* isolate, ModuleDescriptor* descr) {
   // Serialize special exports.
   Handle<FixedArray> special_exports =