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#include "skiff_schema.h"
#include "skiff.h"
#include <util/generic/hash.h>
namespace NSkiff {
////////////////////////////////////////////////////////////////////////////////
bool operator==(const TSkiffSchema& lhs, const TSkiffSchema& rhs)
{
if (lhs.GetWireType() != rhs.GetWireType() || lhs.GetName() != rhs.GetName()) {
return false;
}
const auto& lhsChildren = lhs.GetChildren();
const auto& rhsChildren = rhs.GetChildren();
return std::equal(
std::begin(lhsChildren),
std::end(lhsChildren),
std::begin(rhsChildren),
std::end(rhsChildren),
TSkiffSchemaPtrEqual());
}
bool operator!=(const TSkiffSchema& lhs, const TSkiffSchema& rhs)
{
return !(lhs == rhs);
}
////////////////////////////////////////////////////////////////////////////////
void PrintShortDebugString(const std::shared_ptr<const TSkiffSchema>& schema, IOutputStream* out)
{
(*out) << ToString(schema->GetWireType());
if (!IsSimpleType(schema->GetWireType())) {
auto children = schema->GetChildren();
if (!children.empty()) {
(*out) << '<';
for (const auto& child : children) {
PrintShortDebugString(child, out);
(*out) << ';';
}
(*out) << '>';
}
}
}
TString GetShortDebugString(const std::shared_ptr<const TSkiffSchema>& schema)
{
TStringStream out;
PrintShortDebugString(schema, &out);
return out.Str();
}
std::shared_ptr<TSimpleTypeSchema> CreateSimpleTypeSchema(EWireType type)
{
return std::make_shared<TSimpleTypeSchema>(type);
}
static void VerifyNonemptyChildren(const TSkiffSchemaList& children, EWireType wireType)
{
if (children.empty()) {
ythrow TSkiffException() << "\"" << ToString(wireType) << "\" must have at least one child";
}
}
std::shared_ptr<TTupleSchema> CreateTupleSchema(TSkiffSchemaList children)
{
return std::make_shared<TTupleSchema>(std::move(children));
}
std::shared_ptr<TVariant8Schema> CreateVariant8Schema(TSkiffSchemaList children)
{
VerifyNonemptyChildren(children, EWireType::Variant8);
return std::make_shared<TVariant8Schema>(std::move(children));
}
std::shared_ptr<TVariant16Schema> CreateVariant16Schema(TSkiffSchemaList children)
{
VerifyNonemptyChildren(children, EWireType::Variant16);
return std::make_shared<TVariant16Schema>(std::move(children));
}
std::shared_ptr<TRepeatedVariant8Schema> CreateRepeatedVariant8Schema(TSkiffSchemaList children)
{
VerifyNonemptyChildren(children, EWireType::RepeatedVariant8);
return std::make_shared<TRepeatedVariant8Schema>(std::move(children));
}
std::shared_ptr<TRepeatedVariant16Schema> CreateRepeatedVariant16Schema(TSkiffSchemaList children)
{
VerifyNonemptyChildren(children, EWireType::RepeatedVariant16);
return std::make_shared<TRepeatedVariant16Schema>(std::move(children));
}
////////////////////////////////////////////////////////////////////////////////
TSkiffSchema::TSkiffSchema(EWireType type)
: Type_(type)
{ }
EWireType TSkiffSchema::GetWireType() const
{
return Type_;
}
std::shared_ptr<TSkiffSchema> TSkiffSchema::SetName(TString name)
{
Name_ = std::move(name);
return shared_from_this();
}
const TString& TSkiffSchema::GetName() const
{
return Name_;
}
const TSkiffSchemaList& TSkiffSchema::GetChildren() const
{
static const TSkiffSchemaList children;
return children;
}
////////////////////////////////////////////////////////////////////////////////
TSimpleTypeSchema::TSimpleTypeSchema(EWireType type)
: TSkiffSchema(type)
{
Y_ABORT_UNLESS(IsSimpleType(type));
}
////////////////////////////////////////////////////////////////////////////////
size_t TSkiffSchemaPtrHasher::operator()(const std::shared_ptr<TSkiffSchema>& schema) const
{
return THash<NSkiff::TSkiffSchema>()(*schema);
}
size_t TSkiffSchemaPtrEqual::operator()(
const std::shared_ptr<TSkiffSchema>& lhs,
const std::shared_ptr<TSkiffSchema>& rhs) const
{
return *lhs == *rhs;
}
////////////////////////////////////////////////////////////////////////////////
} // namespace NSkiff
////////////////////////////////////////////////////////////////////////////////
size_t THash<NSkiff::TSkiffSchema>::operator()(const NSkiff::TSkiffSchema &schema) const
{
auto hash = CombineHashes(
THash<TString>()(schema.GetName()),
static_cast<size_t>(schema.GetWireType()));
for (const auto& child : schema.GetChildren()) {
hash = CombineHashes(hash, (*this)(*child));
}
return hash;
}
////////////////////////////////////////////////////////////////////////////////
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