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#pragma once
#include "udf_value.h"
#include "udf_registrator.h"
#include "udf_value_builder.h"
#include "udf_terminator.h"
#include "udf_type_builder.h"
#include "udf_type_inspection.h"
#include "udf_version.h"
#include "udf_type_printer.h"
#include <util/generic/yexception.h>
#include <util/generic/string.h>
#include <util/generic/strbuf.h>
#include <util/string/builder.h>
namespace NYql {
namespace NUdf {
inline TSourcePosition GetSourcePosition(IFunctionTypeInfoBuilder& builder) {
#if UDF_ABI_COMPATIBILITY_VERSION_CURRENT >= UDF_ABI_COMPATIBILITY_VERSION(2, 9)
return builder.GetSourcePosition();
#else
Y_UNUSED(builder);
return {};
#endif
}
TString LoadResourceOnce(TStringBuf resourceId);
inline void SetIRImplementation(IFunctionTypeInfoBuilder& builder, TStringBuf resourceId, TStringBuf functionName) {
#if UDF_ABI_COMPATIBILITY_VERSION_CURRENT >= UDF_ABI_COMPATIBILITY_VERSION(2, 16)
if (functionName) {
builder.IRImplementation(LoadResourceOnce(resourceId), resourceId, functionName);
}
#else
Y_UNUSED(builder);
Y_UNUSED(resourceId);
Y_UNUSED(functionName);
#endif
}
}
}
#define UDF_IMPL_EX(udfName, typeBody, members, init, irResourceId, irFunctionName, blockType, create_impl) \
class udfName: public ::NYql::NUdf::TBoxedValue { \
public: \
using TBlockType = blockType; \
explicit udfName(::NYql::NUdf::IFunctionTypeInfoBuilder& builder) \
: Pos_(GetSourcePosition(builder)) \
{ \
init \
} \
static const ::NYql::NUdf::TStringRef& Name() { \
static auto name = ::NYql::NUdf::TStringRef::Of(#udfName).Substring(1, 256); \
return name; \
} \
inline ::NYql::NUdf::TUnboxedValue RunImpl( \
const ::NYql::NUdf::IValueBuilder* valueBuilder, \
const ::NYql::NUdf::TUnboxedValuePod* args) const; \
::NYql::NUdf::TUnboxedValue Run( \
const ::NYql::NUdf::IValueBuilder* valueBuilder, \
const ::NYql::NUdf::TUnboxedValuePod* args) const override { \
try { \
return RunImpl(valueBuilder, args); \
} catch (const std::exception&) { \
TStringBuilder sb; \
sb << Pos_ << " "; \
sb << CurrentExceptionMessage(); \
sb << Endl << "[" << TStringBuf(Name()) << "]" ; \
UdfTerminate(sb.c_str()); \
} \
} \
static bool DeclareSignature( \
const ::NYql::NUdf::TStringRef& name, \
::NYql::NUdf::TType* userType, \
::NYql::NUdf::IFunctionTypeInfoBuilder& builder, \
bool typesOnly) { \
Y_UNUSED(userType); \
if (Name() == name) { \
typeBody if (!typesOnly) { \
create_impl \
SetIRImplementation(builder, irResourceId, irFunctionName); \
} \
return true; \
} \
return false; \
} \
::NYql::NUdf::TSourcePosition GetPos() const { return Pos_; } \
private: \
::NYql::NUdf::TSourcePosition Pos_; \
members \
}; \
::NYql::NUdf::TUnboxedValue udfName::RunImpl( \
const ::NYql::NUdf::IValueBuilder* valueBuilder, \
const ::NYql::NUdf::TUnboxedValuePod* args) const
#define UDF_IMPL(udfName, typeBody, members, init, irResourceId, irFunctionName, blockType) \
UDF_IMPL_EX(udfName, typeBody, members, init, irResourceId, irFunctionName, blockType, builder.Implementation(new udfName(builder));)
#define UDF(udfName, typeBody) UDF_IMPL(udfName, typeBody, ;, ;, "", "", void)
#define UDF_RUN_IMPL(udfName, typeBody, members, init, irResourceId, irFunctionName) \
struct udfName##Members { \
members \
}; \
\
class udfName: public ::NYql::NUdf::TBoxedValue, public udfName##Members { \
public: \
explicit udfName(::NYql::NUdf::IFunctionTypeInfoBuilder& builder) \
: Pos_(GetSourcePosition(builder)) \
{ \
init \
} \
static const ::NYql::NUdf::TStringRef& Name() { \
static auto name = ::NYql::NUdf::TStringRef::Of(#udfName).Substring(1, 256); \
return name; \
} \
class TImpl: public TBoxedValue, public udfName##Members { \
public: \
TImpl(const udfName##Members& parent, \
const ::NYql::NUdf::TUnboxedValuePod& runConfig, \
::NYql::NUdf::TSourcePosition pos) \
: udfName##Members(parent) \
, RunConfig(::NYql::NUdf::TUnboxedValuePod(runConfig)) \
, Pos_(pos) \
{} \
inline ::NYql::NUdf::TUnboxedValue RunImpl( \
const ::NYql::NUdf::IValueBuilder* valueBuilder, \
const ::NYql::NUdf::TUnboxedValuePod* args) const; \
::NYql::NUdf::TUnboxedValue Run( \
const ::NYql::NUdf::IValueBuilder* valueBuilder, \
const ::NYql::NUdf::TUnboxedValuePod* args) const override { \
try { \
return RunImpl(valueBuilder, args); \
} catch (const std::exception&) { \
TStringBuilder sb; \
sb << Pos_ << " "; \
sb << CurrentExceptionMessage(); \
sb << Endl << "[" << TStringBuf(Name()) << "]" ; \
UdfTerminate(sb.c_str()); \
} \
} \
\
private: \
::NYql::NUdf::TUnboxedValue RunConfig; \
::NYql::NUdf::TSourcePosition Pos_; \
}; \
::NYql::NUdf::TUnboxedValue Run( \
const ::NYql::NUdf::IValueBuilder* valueBuilder, \
const ::NYql::NUdf::TUnboxedValuePod* args) const override { \
Y_UNUSED(valueBuilder); \
return ::NYql::NUdf::TUnboxedValuePod(new TImpl(*this, args[0], Pos_)); \
} \
static bool DeclareSignature( \
const ::NYql::NUdf::TStringRef& name, \
::NYql::NUdf::TType* userType, \
::NYql::NUdf::IFunctionTypeInfoBuilder& builder, \
bool typesOnly) { \
Y_UNUSED(userType); \
if (Name() == name) { \
typeBody if (!typesOnly) { \
builder.Implementation(new udfName(builder)); \
SetIRImplementation(builder, irResourceId, irFunctionName); \
} \
return true; \
} \
return false; \
} \
private: \
::NYql::NUdf::TSourcePosition Pos_; \
}; \
::NYql::NUdf::TUnboxedValue udfName::TImpl::RunImpl( \
const ::NYql::NUdf::IValueBuilder* valueBuilder, \
const ::NYql::NUdf::TUnboxedValuePod* args) const
#define UDF_RUN(udfName, typeBody) UDF_RUN_IMPL(udfName, typeBody, ;, ;, "", "")
#define SIMPLE_UDF_IMPL_EX(udfName, typeBody, signature, irResourceId, irFunctionName, blockType, create_impl) \
UDF_IMPL_EX(udfName, typeBody, const ::NYql::NUdf::TType* ReturnType_;, ReturnType_ = ::NYql::NUdf::NImpl::TSimpleSignatureHelper<signature>::BuildReturnType(builder);, irResourceId, irFunctionName, blockType, create_impl)
#define SIMPLE_UDF_IMPL(udfName, typeBody, signature, irResourceId, irFunctionName, blockType) \
SIMPLE_UDF_IMPL_EX(udfName, typeBody, signature, irResourceId, irFunctionName, blockType, builder.Implementation(new udfName(builder));)
#define SIMPLE_UDF(udfName, signature) \
SIMPLE_UDF_IMPL(udfName, builder.SimpleSignature<signature>();, signature, "", "", void)
#define SIMPLE_STRICT_UDF(udfName, signature) \
SIMPLE_UDF_IMPL(udfName, builder.SimpleSignature<signature>().IsStrict();, signature, "", "", void)
#define SIMPLE_STRICT_UDF_WITH_IR(udfName, signature, optionalArgsCount, irResourceId, irFunctionName) \
SIMPLE_UDF_IMPL(udfName, builder.SimpleSignature<signature>().OptionalArgs(optionalArgsCount).IsStrict();, signature, irResourceId, irFunctionName, void)
#define SIMPLE_UDF_WITH_CREATE_IMPL(udfName, signature, create_impl) \
SIMPLE_UDF_IMPL_EX(udfName, builder.SimpleSignature<signature>();, signature, "", "", void, create_impl)
#define SIMPLE_UDF_OPTIONS(udfName, signature, options) \
SIMPLE_UDF_IMPL(udfName, builder.SimpleSignature<signature>(); options;, signature, "", "", void)
#define SIMPLE_UDF_WITH_OPTIONAL_ARGS(udfName, signature, optionalArgsCount) \
SIMPLE_UDF_IMPL(udfName, builder.SimpleSignature<signature>().OptionalArgs(optionalArgsCount);, signature, "", "", void)
#define SIMPLE_STRICT_UDF_OPTIONS(udfName, signature, options) \
SIMPLE_UDF_IMPL(udfName, builder.SimpleSignature<signature>().IsStrict(); options;, signature, "", "", void)
#define SIMPLE_STRICT_UDF_WITH_OPTIONAL_ARGS(udfName, signature, optionalArgsCount) \
SIMPLE_UDF_IMPL(udfName, builder.SimpleSignature<signature>().OptionalArgs(optionalArgsCount).IsStrict();, signature, "", "", void)
#define SIMPLE_UDF_RUN_OPTIONS(udfName, signature, options) \
UDF_RUN(udfName, builder.SimpleSignature<signature>(); options;)
#define SIMPLE_UDF_RUN(udfName, signature, runConfigSignature) \
SIMPLE_UDF_RUN_OPTIONS(udfName, signature, builder.RunConfig<runConfigSignature>())
#define SIMPLE_MODULE(moduleName, ...) \
class moduleName: public ::NYql::NUdf::TSimpleUdfModuleHelper<__VA_ARGS__> { \
public: \
::NYql::NUdf::TStringRef Name() const { \
auto name = ::NYql::NUdf::TStringRef::Of(#moduleName); \
return name.Substring(1, name.Size() - 7); \
} \
};
#define EMPTY_RESULT_ON_EMPTY_ARG(n) \
if (!args[n]) { \
return ::NYql::NUdf::TUnboxedValue(); \
}
namespace NYql {
namespace NUdf {
template<bool CheckOptional, bool CheckBlock, const char* TFuncName, template<class> class TFunc, typename... TUserTypes>
class TUserDataTypeFuncFactory : public ::NYql::NUdf::TBoxedValue {
public:
typedef bool TTypeAwareMarker;
public:
static const ::NYql::NUdf::TStringRef& Name() {
static auto name = ::NYql::NUdf::TStringRef(TFuncName, std::strlen(TFuncName));
return name;
}
static const TType* ExtractArgFromUserType(::NYql::NUdf::TType const* userType, ::NYql::NUdf::IFunctionTypeInfoBuilder& builder) {
if constexpr (CheckBlock) {
#if UDF_ABI_COMPATIBILITY_VERSION_CURRENT >= UDF_ABI_COMPATIBILITY_VERSION(2, 26)
TBlockTypeInspector block(*builder.TypeInfoHelper(), userType);
if (block) {
userType = block.GetItemType();
}
#endif
}
if constexpr (CheckOptional) {
TOptionalTypeInspector optionalTypeInspector(*builder.TypeInfoHelper(), userType);
if (optionalTypeInspector) {
userType = optionalTypeInspector.GetItemType();
}
}
return userType;
}
template<typename TUserType>
static bool DeclareSignatureImpl(
const ::NYql::NUdf::TStringRef& name,
TDataTypeId typeId,
::NYql::NUdf::TType* userType,
::NYql::NUdf::IFunctionTypeInfoBuilder& builder,
bool typesOnly)
{
if (TDataType<TUserType>::Id != typeId) {
return false;
}
TFunc<TUserType>::DeclareSignature(name, userType, builder, typesOnly);
return true;
}
template<typename TUserType, typename THead, typename... TTail>
static bool DeclareSignatureImpl(
const ::NYql::NUdf::TStringRef& name,
TDataTypeId typeId,
::NYql::NUdf::TType* userType,
::NYql::NUdf::IFunctionTypeInfoBuilder& builder,
bool typesOnly)
{
if (DeclareSignatureImpl<TUserType>(name, typeId, userType, builder, typesOnly)) {
return true;
}
return DeclareSignatureImpl<THead, TTail...>(name, typeId, userType, builder, typesOnly);
}
static bool DeclareSignature(
const ::NYql::NUdf::TStringRef& name,
::NYql::NUdf::TType* userType,
::NYql::NUdf::IFunctionTypeInfoBuilder& builder,
bool typesOnly)
{
if (Name() != name) {
// the only case when we return false
return false;
}
if (!userType) {
builder.SetError("User type is not specified");
return true;
}
auto typeHelper = builder.TypeInfoHelper();
auto userTypeInspector = TTupleTypeInspector(*typeHelper, userType);
if (!userTypeInspector || userTypeInspector.GetElementsCount() < 1) {
builder.SetError("Missing or invalid user type");
return true;
}
auto argsTypeInspector = TTupleTypeInspector(*typeHelper, userTypeInspector.GetElementType(0));
if (!argsTypeInspector || argsTypeInspector.GetElementsCount() < 1) {
builder.SetError("Missing or invalid user type arguments");
return true;
}
auto argType = ExtractArgFromUserType(argsTypeInspector.GetElementType(0), builder);
TDataTypeInspector dataTypeInspector(*typeHelper, argType);
if (!dataTypeInspector) {
TStringStream ss;
NUdf::TTypePrinter p(*typeHelper, argType);
p.Out(ss);
builder.SetError("User type must be a data type. Got: " + ss.Str());
return true;
}
builder.UserType(userType);
auto typeId = dataTypeInspector.GetTypeId();
if (!DeclareSignatureImpl<TUserTypes...>(name, typeId, userType, builder, typesOnly)) {
TStringBuilder sb;
sb << "User type " << NYql::NUdf::GetDataTypeInfo(NYql::NUdf::GetDataSlot(typeId)).Name << " is not supported";
builder.SetError(sb);
}
return true;
}
};
template<typename... TUdfs>
class TSimpleUdfModuleHelper : public IUdfModule
{
Y_HAS_SUBTYPE(TTypeAwareMarker);
Y_HAS_SUBTYPE(TBlockType);
public:
void CleanupOnTerminate() const override {
}
template<typename TUdfType>
void GetAllFunctionsImpl(IFunctionNamesSink& names) const {
auto r = names.Add(TUdfType::Name());
if (THasTTypeAwareMarker<TUdfType>::value) {
r->SetTypeAwareness();
}
if constexpr (THasTBlockType<TUdfType>::value) {
if constexpr (!std::is_same_v<typename TUdfType::TBlockType, void>) {
auto rBlocks = names.Add(TUdfType::TBlockType::Name());
rBlocks->SetTypeAwareness();
}
}
}
template<typename THead1, typename THead2, typename... TTail>
void GetAllFunctionsImpl(IFunctionNamesSink& names) const {
GetAllFunctionsImpl<THead1>(names);
GetAllFunctionsImpl<THead2, TTail...>(names);
}
template<typename TUdfType>
bool BuildFunctionTypeInfoImpl(
const TStringRef& name,
TType* userType,
const TStringRef& typeConfig,
ui32 flags,
IFunctionTypeInfoBuilder& builder) const
{
Y_UNUSED(typeConfig);
bool typesOnly = (flags & TFlags::TypesOnly);
bool found = TUdfType::DeclareSignature(name, userType, builder, typesOnly);
if (!found) {
if constexpr (THasTBlockType<TUdfType>::value) {
if constexpr (!std::is_same_v<typename TUdfType::TBlockType, void>) {
found = TUdfType::TBlockType::DeclareSignature(name, userType, builder, typesOnly);
}
}
}
return found;
}
template<typename THead1, typename THead2, typename... TTail>
bool BuildFunctionTypeInfoImpl(
const TStringRef& name,
TType* userType,
const TStringRef& typeConfig,
ui32 flags,
IFunctionTypeInfoBuilder& builder) const
{
bool found = BuildFunctionTypeInfoImpl<THead1>(name, userType, typeConfig, flags, builder);
if (!found) {
found = BuildFunctionTypeInfoImpl<THead2, TTail...>(name, userType, typeConfig, flags, builder);
}
return found;
}
void GetAllFunctions(IFunctionsSink& sink) const final {
GetAllFunctionsImpl<TUdfs...>(sink);
}
void BuildFunctionTypeInfo(
const TStringRef& name,
TType* userType,
const TStringRef& typeConfig,
ui32 flags,
IFunctionTypeInfoBuilder& builder) const override
{
try {
bool found = BuildFunctionTypeInfoImpl<TUdfs...>(name, userType, typeConfig, flags, builder);
if (!found) {
TStringBuilder sb;
sb << "Unknown function: " << name.Data();
builder.SetError(sb);
}
} catch (const std::exception&) {
builder.SetError(CurrentExceptionMessage());
}
}
};
} // namspace NUdf
} // namspace NYql
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