Imported Upstream version 3.8.0
[platform/upstream/protobuf.git] / src / google / protobuf / compiler / cpp / cpp_primitive_field.cc
index 701f9d2..164bb1c 100644 (file)
@@ -38,6 +38,7 @@
 #include <google/protobuf/wire_format.h>
 #include <google/protobuf/stubs/strutil.h>
 
+
 namespace google {
 namespace protobuf {
 namespace compiler {
@@ -51,48 +52,65 @@ namespace {
 // returns -1.
 int FixedSize(FieldDescriptor::Type type) {
   switch (type) {
-    case FieldDescriptor::TYPE_INT32   : return -1;
-    case FieldDescriptor::TYPE_INT64   : return -1;
-    case FieldDescriptor::TYPE_UINT32  : return -1;
-    case FieldDescriptor::TYPE_UINT64  : return -1;
-    case FieldDescriptor::TYPE_SINT32  : return -1;
-    case FieldDescriptor::TYPE_SINT64  : return -1;
-    case FieldDescriptor::TYPE_FIXED32 : return WireFormatLite::kFixed32Size;
-    case FieldDescriptor::TYPE_FIXED64 : return WireFormatLite::kFixed64Size;
-    case FieldDescriptor::TYPE_SFIXED32: return WireFormatLite::kSFixed32Size;
-    case FieldDescriptor::TYPE_SFIXED64: return WireFormatLite::kSFixed64Size;
-    case FieldDescriptor::TYPE_FLOAT   : return WireFormatLite::kFloatSize;
-    case FieldDescriptor::TYPE_DOUBLE  : return WireFormatLite::kDoubleSize;
-
-    case FieldDescriptor::TYPE_BOOL    : return WireFormatLite::kBoolSize;
-    case FieldDescriptor::TYPE_ENUM    : return -1;
-
-    case FieldDescriptor::TYPE_STRING  : return -1;
-    case FieldDescriptor::TYPE_BYTES   : return -1;
-    case FieldDescriptor::TYPE_GROUP   : return -1;
-    case FieldDescriptor::TYPE_MESSAGE : return -1;
-
-    // No default because we want the compiler to complain if any new
-    // types are added.
+    case FieldDescriptor::TYPE_INT32:
+      return -1;
+    case FieldDescriptor::TYPE_INT64:
+      return -1;
+    case FieldDescriptor::TYPE_UINT32:
+      return -1;
+    case FieldDescriptor::TYPE_UINT64:
+      return -1;
+    case FieldDescriptor::TYPE_SINT32:
+      return -1;
+    case FieldDescriptor::TYPE_SINT64:
+      return -1;
+    case FieldDescriptor::TYPE_FIXED32:
+      return WireFormatLite::kFixed32Size;
+    case FieldDescriptor::TYPE_FIXED64:
+      return WireFormatLite::kFixed64Size;
+    case FieldDescriptor::TYPE_SFIXED32:
+      return WireFormatLite::kSFixed32Size;
+    case FieldDescriptor::TYPE_SFIXED64:
+      return WireFormatLite::kSFixed64Size;
+    case FieldDescriptor::TYPE_FLOAT:
+      return WireFormatLite::kFloatSize;
+    case FieldDescriptor::TYPE_DOUBLE:
+      return WireFormatLite::kDoubleSize;
+
+    case FieldDescriptor::TYPE_BOOL:
+      return WireFormatLite::kBoolSize;
+    case FieldDescriptor::TYPE_ENUM:
+      return -1;
+
+    case FieldDescriptor::TYPE_STRING:
+      return -1;
+    case FieldDescriptor::TYPE_BYTES:
+      return -1;
+    case FieldDescriptor::TYPE_GROUP:
+      return -1;
+    case FieldDescriptor::TYPE_MESSAGE:
+      return -1;
+
+      // No default because we want the compiler to complain if any new
+      // types are added.
   }
   GOOGLE_LOG(FATAL) << "Can't get here.";
   return -1;
 }
 
 void SetPrimitiveVariables(const FieldDescriptor* descriptor,
-                           std::map<string, string>* variables,
+                           std::map<std::string, std::string>* variables,
                            const Options& options) {
   SetCommonFieldVariables(descriptor, variables, options);
-  (*variables)["type"] = PrimitiveTypeName(descriptor->cpp_type());
-  (*variables)["default"] = DefaultValue(descriptor);
-  (*variables)["tag"] = SimpleItoa(internal::WireFormat::MakeTag(descriptor));
+  (*variables)["type"] = PrimitiveTypeName(options, descriptor->cpp_type());
+  (*variables)["default"] = DefaultValue(options, descriptor);
+  (*variables)["tag"] = StrCat(internal::WireFormat::MakeTag(descriptor));
   int fixed_size = FixedSize(descriptor->type());
   if (fixed_size != -1) {
-    (*variables)["fixed_size"] = SimpleItoa(fixed_size);
+    (*variables)["fixed_size"] = StrCat(fixed_size);
   }
-  (*variables)["wire_format_field_type"] =
-      "::google::protobuf::internal::WireFormatLite::" + FieldDescriptorProto_Type_Name(
-          static_cast<FieldDescriptorProto_Type>(descriptor->type()));
+  (*variables)["wire_format_field_type"] = FieldDescriptorProto_Type_Name(
+      static_cast<FieldDescriptorProto_Type>(descriptor->type()));
   (*variables)["full_name"] = descriptor->full_name();
 }
 
@@ -102,164 +120,175 @@ void SetPrimitiveVariables(const FieldDescriptor* descriptor,
 
 PrimitiveFieldGenerator::PrimitiveFieldGenerator(
     const FieldDescriptor* descriptor, const Options& options)
-    : FieldGenerator(options), descriptor_(descriptor) {
+    : FieldGenerator(descriptor, options) {
   SetPrimitiveVariables(descriptor, &variables_, options);
 }
 
 PrimitiveFieldGenerator::~PrimitiveFieldGenerator() {}
 
-void PrimitiveFieldGenerator::
-GeneratePrivateMembers(io::Printer* printer) const {
-  printer->Print(variables_, "$type$ $name$_;\n");
+void PrimitiveFieldGenerator::GeneratePrivateMembers(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format("$type$ $name$_;\n");
 }
 
-void PrimitiveFieldGenerator::
-GenerateAccessorDeclarations(io::Printer* printer) const {
-  printer->Print(variables_, "$deprecated_attr$$type$ $name$() const;\n");
-  printer->Annotate("name", descriptor_);
-  printer->Print(variables_,
-                 "$deprecated_attr$void ${$set_$name$$}$($type$ value);\n");
-  printer->Annotate("{", "}", descriptor_);
+void PrimitiveFieldGenerator::GenerateAccessorDeclarations(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format(
+      "$deprecated_attr$$type$ ${1$$name$$}$() const;\n"
+      "$deprecated_attr$void ${1$set_$name$$}$($type$ value);\n",
+      descriptor_);
 }
 
-void PrimitiveFieldGenerator::
-GenerateInlineAccessorDefinitions(io::Printer* printer) const {
-  printer->Print(variables_,
-    "inline $type$ $classname$::$name$() const {\n"
-    "  // @@protoc_insertion_point(field_get:$full_name$)\n"
-    "  return $name$_;\n"
-    "}\n"
-    "inline void $classname$::set_$name$($type$ value) {\n"
-    "  $set_hasbit$\n"
-    "  $name$_ = value;\n"
-    "  // @@protoc_insertion_point(field_set:$full_name$)\n"
-    "}\n");
+void PrimitiveFieldGenerator::GenerateInlineAccessorDefinitions(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format(
+      "inline $type$ $classname$::$name$() const {\n"
+      "  // @@protoc_insertion_point(field_get:$full_name$)\n"
+      "  return $name$_;\n"
+      "}\n"
+      "inline void $classname$::set_$name$($type$ value) {\n"
+      "  $set_hasbit$\n"
+      "  $name$_ = value;\n"
+      "  // @@protoc_insertion_point(field_set:$full_name$)\n"
+      "}\n");
 }
 
-void PrimitiveFieldGenerator::
-GenerateClearingCode(io::Printer* printer) const {
-  printer->Print(variables_, "$name$_ = $default$;\n");
+void PrimitiveFieldGenerator::GenerateClearingCode(io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format("$name$_ = $default$;\n");
 }
 
-void PrimitiveFieldGenerator::
-GenerateMergingCode(io::Printer* printer) const {
-  printer->Print(variables_, "set_$name$(from.$name$());\n");
+void PrimitiveFieldGenerator::GenerateMergingCode(io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format("set_$name$(from.$name$());\n");
 }
 
-void PrimitiveFieldGenerator::
-GenerateSwappingCode(io::Printer* printer) const {
-  printer->Print(variables_, "swap($name$_, other->$name$_);\n");
+void PrimitiveFieldGenerator::GenerateSwappingCode(io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format("swap($name$_, other->$name$_);\n");
 }
 
-void PrimitiveFieldGenerator::
-GenerateConstructorCode(io::Printer* printer) const {
-  printer->Print(variables_, "$name$_ = $default$;\n");
+void PrimitiveFieldGenerator::GenerateConstructorCode(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format("$name$_ = $default$;\n");
 }
 
-void PrimitiveFieldGenerator::
-GenerateCopyConstructorCode(io::Printer* printer) const {
-  printer->Print(variables_, "$name$_ = from.$name$_;\n");
+void PrimitiveFieldGenerator::GenerateCopyConstructorCode(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format("$name$_ = from.$name$_;\n");
 }
 
-void PrimitiveFieldGenerator::
-GenerateMergeFromCodedStream(io::Printer* printer) const {
-  printer->Print(variables_,
-    "$set_hasbit$\n"
-    "DO_((::google::protobuf::internal::WireFormatLite::ReadPrimitive<\n"
-    "         $type$, $wire_format_field_type$>(\n"
-    "       input, &$name$_)));\n");
+void PrimitiveFieldGenerator::GenerateMergeFromCodedStream(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format(
+      "$set_hasbit_io$\n"
+      "DO_((::$proto_ns$::internal::WireFormatLite::ReadPrimitive<\n"
+      "         $type$, "
+      "::$proto_ns$::internal::WireFormatLite::$wire_format_field_type$>(\n"
+      "       input, &$name$_)));\n");
 }
 
-void PrimitiveFieldGenerator::
-GenerateSerializeWithCachedSizes(io::Printer* printer) const {
-  printer->Print(variables_,
-    "::google::protobuf::internal::WireFormatLite::Write$declared_type$("
+void PrimitiveFieldGenerator::GenerateSerializeWithCachedSizes(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format(
+      "::$proto_ns$::internal::WireFormatLite::Write$declared_type$("
       "$number$, this->$name$(), output);\n");
 }
 
-void PrimitiveFieldGenerator::
-GenerateSerializeWithCachedSizesToArray(io::Printer* printer) const {
-  printer->Print(variables_,
-    "target = ::google::protobuf::internal::WireFormatLite::Write$declared_type$ToArray("
+void PrimitiveFieldGenerator::GenerateSerializeWithCachedSizesToArray(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format(
+      "target = "
+      "::$proto_ns$::internal::WireFormatLite::Write$declared_type$ToArray("
       "$number$, this->$name$(), target);\n");
 }
 
-void PrimitiveFieldGenerator::
-GenerateByteSize(io::Printer* printer) const {
+void PrimitiveFieldGenerator::GenerateByteSize(io::Printer* printer) const {
+  Formatter format(printer, variables_);
   int fixed_size = FixedSize(descriptor_->type());
   if (fixed_size == -1) {
-    printer->Print(variables_,
-      "total_size += $tag_size$ +\n"
-      "  ::google::protobuf::internal::WireFormatLite::$declared_type$Size(\n"
-      "    this->$name$());\n");
+    format(
+        "total_size += $tag_size$ +\n"
+        "  ::$proto_ns$::internal::WireFormatLite::$declared_type$Size(\n"
+        "    this->$name$());\n");
   } else {
-    printer->Print(variables_,
-      "total_size += $tag_size$ + $fixed_size$;\n");
+    format("total_size += $tag_size$ + $fixed_size$;\n");
   }
 }
 
 // ===================================================================
 
-PrimitiveOneofFieldGenerator::
-PrimitiveOneofFieldGenerator(const FieldDescriptor* descriptor,
-                             const Options& options)
-  : PrimitiveFieldGenerator(descriptor, options) {
+PrimitiveOneofFieldGenerator::PrimitiveOneofFieldGenerator(
+    const FieldDescriptor* descriptor, const Options& options)
+    : PrimitiveFieldGenerator(descriptor, options) {
   SetCommonOneofFieldVariables(descriptor, &variables_);
 }
 
 PrimitiveOneofFieldGenerator::~PrimitiveOneofFieldGenerator() {}
 
-void PrimitiveOneofFieldGenerator::
-GenerateInlineAccessorDefinitions(io::Printer* printer) const {
-  printer->Print(variables_,
-    "inline $type$ $classname$::$name$() const {\n"
-    "  // @@protoc_insertion_point(field_get:$full_name$)\n"
-    "  if (has_$name$()) {\n"
-    "    return $field_member$;\n"
-    "  }\n"
-    "  return $default$;\n"
-    "}\n"
-    "inline void $classname$::set_$name$($type$ value) {\n"
-    "  if (!has_$name$()) {\n"
-    "    clear_$oneof_name$();\n"
-    "    set_has_$name$();\n"
-    "  }\n"
-    "  $field_member$ = value;\n"
-    "  // @@protoc_insertion_point(field_set:$full_name$)\n"
-    "}\n");
-}
-
-void PrimitiveOneofFieldGenerator::
-GenerateClearingCode(io::Printer* printer) const {
-  printer->Print(variables_, "$field_member$ = $default$;\n");
-}
-
-void PrimitiveOneofFieldGenerator::
-GenerateSwappingCode(io::Printer* printer) const {
+void PrimitiveOneofFieldGenerator::GenerateInlineAccessorDefinitions(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format(
+      "inline $type$ $classname$::$name$() const {\n"
+      "  // @@protoc_insertion_point(field_get:$full_name$)\n"
+      "  if (has_$name$()) {\n"
+      "    return $field_member$;\n"
+      "  }\n"
+      "  return $default$;\n"
+      "}\n"
+      "inline void $classname$::set_$name$($type$ value) {\n"
+      "  if (!has_$name$()) {\n"
+      "    clear_$oneof_name$();\n"
+      "    set_has_$name$();\n"
+      "  }\n"
+      "  $field_member$ = value;\n"
+      "  // @@protoc_insertion_point(field_set:$full_name$)\n"
+      "}\n");
+}
+
+void PrimitiveOneofFieldGenerator::GenerateClearingCode(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format("$field_member$ = $default$;\n");
+}
+
+void PrimitiveOneofFieldGenerator::GenerateSwappingCode(
+    io::Printer* printer) const {
   // Don't print any swapping code. Swapping the union will swap this field.
 }
 
-void PrimitiveOneofFieldGenerator::
-GenerateConstructorCode(io::Printer* printer) const {
-  printer->Print(variables_,
-                 "$ns$::_$classname$_default_instance_.$name$_ = $default$;\n");
+void PrimitiveOneofFieldGenerator::GenerateConstructorCode(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format("$ns$::_$classname$_default_instance_.$name$_ = $default$;\n");
 }
 
-void PrimitiveOneofFieldGenerator::
-GenerateMergeFromCodedStream(io::Printer* printer) const {
-  printer->Print(variables_,
-    "clear_$oneof_name$();\n"
-    "DO_((::google::protobuf::internal::WireFormatLite::ReadPrimitive<\n"
-    "         $type$, $wire_format_field_type$>(\n"
-    "       input, &$field_member$)));\n"
-    "set_has_$name$();\n");
+void PrimitiveOneofFieldGenerator::GenerateMergeFromCodedStream(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format(
+      "clear_$oneof_name$();\n"
+      "DO_((::$proto_ns$::internal::WireFormatLite::ReadPrimitive<\n"
+      "         $type$, "
+      "::$proto_ns$::internal::WireFormatLite::$wire_format_field_type$>(\n"
+      "       input, &$field_member$)));\n"
+      "set_has_$name$();\n");
 }
 
 // ===================================================================
 
 RepeatedPrimitiveFieldGenerator::RepeatedPrimitiveFieldGenerator(
     const FieldDescriptor* descriptor, const Options& options)
-    : FieldGenerator(options), descriptor_(descriptor) {
+    : FieldGenerator(descriptor, options) {
   SetPrimitiveVariables(descriptor, &variables_, options);
 
   if (descriptor->is_packed()) {
@@ -273,206 +302,212 @@ RepeatedPrimitiveFieldGenerator::RepeatedPrimitiveFieldGenerator(
 
 RepeatedPrimitiveFieldGenerator::~RepeatedPrimitiveFieldGenerator() {}
 
-void RepeatedPrimitiveFieldGenerator::
-GeneratePrivateMembers(io::Printer* printer) const {
-  printer->Print(variables_,
-    "::google::protobuf::RepeatedField< $type$ > $name$_;\n");
+void RepeatedPrimitiveFieldGenerator::GeneratePrivateMembers(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format("::$proto_ns$::RepeatedField< $type$ > $name$_;\n");
   if (descriptor_->is_packed() &&
       HasGeneratedMethods(descriptor_->file(), options_)) {
-    printer->Print(variables_,
-      "mutable int _$name$_cached_byte_size_;\n");
+    format("mutable std::atomic<int> _$name$_cached_byte_size_;\n");
   }
 }
 
-void RepeatedPrimitiveFieldGenerator::
-GenerateAccessorDeclarations(io::Printer* printer) const {
-  printer->Print(variables_,
-                 "$deprecated_attr$$type$ $name$(int index) const;\n");
-  printer->Annotate("name", descriptor_);
-  printer->Print(
-      variables_,
-      "$deprecated_attr$void ${$set_$name$$}$(int index, $type$ value);\n");
-  printer->Annotate("{", "}", descriptor_);
-  printer->Print(variables_,
-                 "$deprecated_attr$void ${$add_$name$$}$($type$ value);\n");
-  printer->Annotate("{", "}", descriptor_);
-  printer->Print(variables_,
-                 "$deprecated_attr$const ::google::protobuf::RepeatedField< $type$ >&\n"
-                 "    $name$() const;\n");
-  printer->Annotate("name", descriptor_);
-  printer->Print(variables_,
-                 "$deprecated_attr$::google::protobuf::RepeatedField< $type$ >*\n"
-                 "    ${$mutable_$name$$}$();\n");
-  printer->Annotate("{", "}", descriptor_);
-}
-
-void RepeatedPrimitiveFieldGenerator::
-GenerateInlineAccessorDefinitions(io::Printer* printer) const {
-  printer->Print(variables_,
-    "inline $type$ $classname$::$name$(int index) const {\n"
-    "  // @@protoc_insertion_point(field_get:$full_name$)\n"
-    "  return $name$_.Get(index);\n"
-    "}\n"
-    "inline void $classname$::set_$name$(int index, $type$ value) {\n"
-    "  $name$_.Set(index, value);\n"
-    "  // @@protoc_insertion_point(field_set:$full_name$)\n"
-    "}\n"
-    "inline void $classname$::add_$name$($type$ value) {\n"
-    "  $name$_.Add(value);\n"
-    "  // @@protoc_insertion_point(field_add:$full_name$)\n"
-    "}\n"
-    "inline const ::google::protobuf::RepeatedField< $type$ >&\n"
-    "$classname$::$name$() const {\n"
-    "  // @@protoc_insertion_point(field_list:$full_name$)\n"
-    "  return $name$_;\n"
-    "}\n"
-    "inline ::google::protobuf::RepeatedField< $type$ >*\n"
-    "$classname$::mutable_$name$() {\n"
-    "  // @@protoc_insertion_point(field_mutable_list:$full_name$)\n"
-    "  return &$name$_;\n"
-    "}\n");
-}
-
-void RepeatedPrimitiveFieldGenerator::
-GenerateClearingCode(io::Printer* printer) const {
-  printer->Print(variables_, "$name$_.Clear();\n");
-}
-
-void RepeatedPrimitiveFieldGenerator::
-GenerateMergingCode(io::Printer* printer) const {
-  printer->Print(variables_, "$name$_.MergeFrom(from.$name$_);\n");
-}
-
-void RepeatedPrimitiveFieldGenerator::
-GenerateSwappingCode(io::Printer* printer) const {
-  printer->Print(variables_, "$name$_.InternalSwap(&other->$name$_);\n");
-}
-
-void RepeatedPrimitiveFieldGenerator::
-GenerateConstructorCode(io::Printer* printer) const {
+void RepeatedPrimitiveFieldGenerator::GenerateAccessorDeclarations(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format(
+      "$deprecated_attr$$type$ ${1$$name$$}$(int index) const;\n"
+      "$deprecated_attr$void ${1$set_$name$$}$(int index, $type$ value);\n"
+      "$deprecated_attr$void ${1$add_$name$$}$($type$ value);\n"
+      "$deprecated_attr$const ::$proto_ns$::RepeatedField< $type$ >&\n"
+      "    ${1$$name$$}$() const;\n"
+      "$deprecated_attr$::$proto_ns$::RepeatedField< $type$ >*\n"
+      "    ${1$mutable_$name$$}$();\n",
+      descriptor_);
+}
+
+void RepeatedPrimitiveFieldGenerator::GenerateInlineAccessorDefinitions(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format(
+      "inline $type$ $classname$::$name$(int index) const {\n"
+      "  // @@protoc_insertion_point(field_get:$full_name$)\n"
+      "  return $name$_.Get(index);\n"
+      "}\n"
+      "inline void $classname$::set_$name$(int index, $type$ value) {\n"
+      "  $name$_.Set(index, value);\n"
+      "  // @@protoc_insertion_point(field_set:$full_name$)\n"
+      "}\n"
+      "inline void $classname$::add_$name$($type$ value) {\n"
+      "  $name$_.Add(value);\n"
+      "  // @@protoc_insertion_point(field_add:$full_name$)\n"
+      "}\n"
+      "inline const ::$proto_ns$::RepeatedField< $type$ >&\n"
+      "$classname$::$name$() const {\n"
+      "  // @@protoc_insertion_point(field_list:$full_name$)\n"
+      "  return $name$_;\n"
+      "}\n"
+      "inline ::$proto_ns$::RepeatedField< $type$ >*\n"
+      "$classname$::mutable_$name$() {\n"
+      "  // @@protoc_insertion_point(field_mutable_list:$full_name$)\n"
+      "  return &$name$_;\n"
+      "}\n");
+}
+
+void RepeatedPrimitiveFieldGenerator::GenerateClearingCode(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format("$name$_.Clear();\n");
+}
+
+void RepeatedPrimitiveFieldGenerator::GenerateMergingCode(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format("$name$_.MergeFrom(from.$name$_);\n");
+}
+
+void RepeatedPrimitiveFieldGenerator::GenerateSwappingCode(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format("$name$_.InternalSwap(&other->$name$_);\n");
+}
+
+void RepeatedPrimitiveFieldGenerator::GenerateConstructorCode(
+    io::Printer* printer) const {
   // Not needed for repeated fields.
 }
 
-void RepeatedPrimitiveFieldGenerator::
-GenerateCopyConstructorCode(io::Printer* printer) const {
-  printer->Print(variables_, "$name$_.CopyFrom(from.$name$_);\n");
+void RepeatedPrimitiveFieldGenerator::GenerateCopyConstructorCode(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format("$name$_.CopyFrom(from.$name$_);\n");
 }
 
-void RepeatedPrimitiveFieldGenerator::
-GenerateMergeFromCodedStream(io::Printer* printer) const {
-  printer->Print(variables_,
-    "DO_((::google::protobuf::internal::WireFormatLite::$repeated_reader$<\n"
-    "         $type$, $wire_format_field_type$>(\n"
-    "       $tag_size$, $tag$u, input, this->mutable_$name$())));\n");
+void RepeatedPrimitiveFieldGenerator::GenerateMergeFromCodedStream(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format(
+      "DO_((::$proto_ns$::internal::WireFormatLite::$repeated_reader$<\n"
+      "         $type$, "
+      "::$proto_ns$::internal::WireFormatLite::$wire_format_field_type$>(\n"
+      "       $tag_size$, $tag$u, input, this->mutable_$name$())));\n");
 }
 
-void RepeatedPrimitiveFieldGenerator::
-GenerateMergeFromCodedStreamWithPacking(io::Printer* printer) const {
-  printer->Print(variables_,
-    "DO_((::google::protobuf::internal::WireFormatLite::$packed_reader$<\n"
-    "         $type$, $wire_format_field_type$>(\n"
-    "       input, this->mutable_$name$())));\n");
+void RepeatedPrimitiveFieldGenerator::GenerateMergeFromCodedStreamWithPacking(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format(
+      "DO_((::$proto_ns$::internal::WireFormatLite::$packed_reader$<\n"
+      "         $type$, "
+      "::$proto_ns$::internal::WireFormatLite::$wire_format_field_type$>(\n"
+      "       input, this->mutable_$name$())));\n");
 }
 
-void RepeatedPrimitiveFieldGenerator::
-GenerateSerializeWithCachedSizes(io::Printer* printer) const {
+void RepeatedPrimitiveFieldGenerator::GenerateSerializeWithCachedSizes(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
   bool array_written = false;
   if (descriptor_->is_packed()) {
     // Write the tag and the size.
-    printer->Print(variables_,
-      "if (this->$name$_size() > 0) {\n"
-      "  ::google::protobuf::internal::WireFormatLite::WriteTag("
-          "$number$, "
-          "::google::protobuf::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, "
-          "output);\n"
-      "  output->WriteVarint32(static_cast< ::google::protobuf::uint32>(\n"
-      "      _$name$_cached_byte_size_));\n");
+    format(
+        "if (this->$name$_size() > 0) {\n"
+        "  ::$proto_ns$::internal::WireFormatLite::WriteTag("
+        "$number$, "
+        "::$proto_ns$::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED, "
+        "output);\n"
+        "  output->WriteVarint32(_$name$_cached_byte_size_.load(\n"
+        "      std::memory_order_relaxed));\n");
 
     if (FixedSize(descriptor_->type()) > 0) {
       // TODO(ckennelly): Use RepeatedField<T>::unsafe_data() via
       // WireFormatLite to access the contents of this->$name$_ to save a branch
       // here.
-      printer->Print(variables_,
-        "  ::google::protobuf::internal::WireFormatLite::Write$declared_type$Array(\n"
-        "    this->$name$().data(), this->$name$_size(), output);\n");
+      format(
+          "  "
+          "::$proto_ns$::internal::WireFormatLite::Write$declared_type$Array(\n"
+          "    this->$name$().data(), this->$name$_size(), output);\n");
       array_written = true;  // Wrote array all at once
     }
-    printer->Print(variables_, "}\n");
+    format("}\n");
   }
   if (!array_written) {
-    printer->Print(variables_,
-        "for (int i = 0, n = this->$name$_size(); i < n; i++) {\n");
+    format("for (int i = 0, n = this->$name$_size(); i < n; i++) {\n");
     if (descriptor_->is_packed()) {
-      printer->Print(variables_,
-        "  ::google::protobuf::internal::WireFormatLite::Write$declared_type$NoTag(\n"
-        "    this->$name$(i), output);\n");
+      format(
+          "  "
+          "::$proto_ns$::internal::WireFormatLite::Write$declared_type$NoTag(\n"
+          "    this->$name$(i), output);\n");
     } else {
-      printer->Print(variables_,
-        "  ::google::protobuf::internal::WireFormatLite::Write$declared_type$(\n"
-        "    $number$, this->$name$(i), output);\n");
+      format(
+          "  ::$proto_ns$::internal::WireFormatLite::Write$declared_type$(\n"
+          "    $number$, this->$name$(i), output);\n");
     }
-    printer->Print("}\n");
+    format("}\n");
   }
 }
 
-void RepeatedPrimitiveFieldGenerator::
-GenerateSerializeWithCachedSizesToArray(io::Printer* printer) const {
+void RepeatedPrimitiveFieldGenerator::GenerateSerializeWithCachedSizesToArray(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
   if (descriptor_->is_packed()) {
     // Write the tag and the size.
-    printer->Print(variables_,
-      "if (this->$name$_size() > 0) {\n"
-      "  target = ::google::protobuf::internal::WireFormatLite::WriteTagToArray(\n"
-      "    $number$,\n"
-      "    ::google::protobuf::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,\n"
-      "    target);\n"
-      "  target = ::google::protobuf::io::CodedOutputStream::WriteVarint32ToArray(\n"
-      "      static_cast< ::google::protobuf::int32>(\n"
-      "          _$name$_cached_byte_size_), target);\n"
-      "  target = ::google::protobuf::internal::WireFormatLite::\n"
-      "    Write$declared_type$NoTagToArray(this->$name$_, target);\n"
-      "}\n");
+    format(
+        "if (this->$name$_size() > 0) {\n"
+        "  target = ::$proto_ns$::internal::WireFormatLite::WriteTagToArray(\n"
+        "    $number$,\n"
+        "    "
+        "::$proto_ns$::internal::WireFormatLite::WIRETYPE_LENGTH_DELIMITED,\n"
+        "    target);\n"
+        "  target = "
+        "::$proto_ns$::io::CodedOutputStream::WriteVarint32ToArray(\n"
+        "      _$name$_cached_byte_size_.load(std::memory_order_relaxed),\n"
+        "       target);\n"
+        "  target = ::$proto_ns$::internal::WireFormatLite::\n"
+        "    Write$declared_type$NoTagToArray(this->$name$_, target);\n"
+        "}\n");
   } else {
-    printer->Print(variables_,
-      "target = ::google::protobuf::internal::WireFormatLite::\n"
-      "  Write$declared_type$ToArray($number$, this->$name$_, target);\n");
+    format(
+        "target = ::$proto_ns$::internal::WireFormatLite::\n"
+        "  Write$declared_type$ToArray($number$, this->$name$_, target);\n");
   }
 }
 
-void RepeatedPrimitiveFieldGenerator::
-GenerateByteSize(io::Printer* printer) const {
-  printer->Print(variables_, "{\n");
-  printer->Indent();
+void RepeatedPrimitiveFieldGenerator::GenerateByteSize(
+    io::Printer* printer) const {
+  Formatter format(printer, variables_);
+  format("{\n");
+  format.Indent();
   int fixed_size = FixedSize(descriptor_->type());
   if (fixed_size == -1) {
-    printer->Print(variables_,
-      "size_t data_size = ::google::protobuf::internal::WireFormatLite::\n"
-      "  $declared_type$Size(this->$name$_);\n");
+    format(
+        "size_t data_size = ::$proto_ns$::internal::WireFormatLite::\n"
+        "  $declared_type$Size(this->$name$_);\n");
   } else {
-    printer->Print(variables_,
-      "unsigned int count = static_cast<unsigned int>(this->$name$_size());\n"
-      "size_t data_size = $fixed_size$UL * count;\n");
+    format(
+        "unsigned int count = static_cast<unsigned int>(this->$name$_size());\n"
+        "size_t data_size = $fixed_size$UL * count;\n");
   }
 
   if (descriptor_->is_packed()) {
-    printer->Print(variables_,
-      "if (data_size > 0) {\n"
-      "  total_size += $tag_size$ +\n"
-      "    ::google::protobuf::internal::WireFormatLite::Int32Size(\n"
-      "        static_cast< ::google::protobuf::int32>(data_size));\n"
-      "}\n"
-      "int cached_size = ::google::protobuf::internal::ToCachedSize(data_size);\n"
-      "GOOGLE_SAFE_CONCURRENT_WRITES_BEGIN();\n"
-      "_$name$_cached_byte_size_ = cached_size;\n"
-      "GOOGLE_SAFE_CONCURRENT_WRITES_END();\n"
-      "total_size += data_size;\n");
+    format(
+        "if (data_size > 0) {\n"
+        "  total_size += $tag_size$ +\n"
+        "    ::$proto_ns$::internal::WireFormatLite::Int32Size(\n"
+        "        static_cast<$int32$>(data_size));\n"
+        "}\n"
+        "int cached_size = ::$proto_ns$::internal::ToCachedSize(data_size);\n"
+        "_$name$_cached_byte_size_.store(cached_size,\n"
+        "                                std::memory_order_relaxed);\n"
+        "total_size += data_size;\n");
   } else {
-    printer->Print(variables_,
-      "total_size += $tag_size$ *\n"
-      "              ::google::protobuf::internal::FromIntSize(this->$name$_size());\n"
-      "total_size += data_size;\n");
+    format(
+        "total_size += $tag_size$ *\n"
+        "              "
+        "::$proto_ns$::internal::FromIntSize(this->$name$_size());\n"
+        "total_size += data_size;\n");
   }
-  printer->Outdent();
-  printer->Print("}\n");
+  format.Outdent();
+  format("}\n");
 }
 
 }  // namespace cpp