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// Copyright 2021 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.
#ifndef V8_TORQUE_KYTHE_DATA_H_
#define V8_TORQUE_KYTHE_DATA_H_
#include "src/torque/ast.h"
#include "src/torque/contextual.h"
#include "src/torque/global-context.h"
#include "src/torque/implementation-visitor.h"
namespace v8 {
namespace internal {
namespace torque {
struct KythePosition {
std::string file_path;
uint64_t start_offset;
uint64_t end_offset;
};
using kythe_entity_t = uint64_t;
class KytheConsumer {
public:
enum class Kind {
Unspecified,
Constant,
Function,
ClassField,
Variable,
Type,
};
virtual ~KytheConsumer() = 0;
virtual kythe_entity_t AddDefinition(Kind kind, std::string name,
KythePosition pos) = 0;
virtual void AddUse(Kind kind, kythe_entity_t entity,
KythePosition use_pos) = 0;
virtual void AddCall(Kind kind, kythe_entity_t caller_entity,
KythePosition call_pos,
kythe_entity_t callee_entity) = 0;
};
inline KytheConsumer::~KytheConsumer() = default;
class KytheData : public ContextualClass<KytheData> {
public:
KytheData() = default;
static void SetConsumer(KytheConsumer* consumer) {
Get().consumer_ = consumer;
}
// Constants
V8_EXPORT_PRIVATE static kythe_entity_t AddConstantDefinition(
const Value* constant);
V8_EXPORT_PRIVATE static void AddConstantUse(SourcePosition use_position,
const Value* constant);
// Callables
V8_EXPORT_PRIVATE static kythe_entity_t AddFunctionDefinition(
Callable* callable);
V8_EXPORT_PRIVATE static void AddCall(Callable* caller,
SourcePosition call_position,
Callable* callee);
// Class fields
V8_EXPORT_PRIVATE static kythe_entity_t AddClassFieldDefinition(
const Field* field);
V8_EXPORT_PRIVATE static void AddClassFieldUse(SourcePosition use_position,
const Field* field);
// Bindings
V8_EXPORT_PRIVATE static kythe_entity_t AddBindingDefinition(
Binding<LocalValue>* binding);
V8_EXPORT_PRIVATE static kythe_entity_t AddBindingDefinition(
Binding<LocalLabel>* binding);
V8_EXPORT_PRIVATE static void AddBindingUse(SourcePosition use_position,
Binding<LocalValue>* binding);
V8_EXPORT_PRIVATE static void AddBindingUse(SourcePosition use_position,
Binding<LocalLabel>* binding);
// Types
V8_EXPORT_PRIVATE static kythe_entity_t AddTypeDefinition(
const Declarable* type_decl);
V8_EXPORT_PRIVATE static void AddTypeUse(SourcePosition use_position,
const Declarable* type_decl);
private:
static kythe_entity_t AddBindingDefinitionImpl(
uint64_t binding_index, const std::string& name,
const SourcePosition& ident_pos);
KytheConsumer* consumer_;
std::unordered_map<const Value*, kythe_entity_t> constants_;
std::unordered_map<Callable*, kythe_entity_t> callables_;
std::unordered_map<const Field*, std::set<SourcePosition>> field_uses_;
std::unordered_map<uint64_t, kythe_entity_t> local_bindings_;
std::unordered_map<const Declarable*, kythe_entity_t> types_;
std::unordered_map<const Field*, kythe_entity_t> class_fields_;
};
} // namespace torque
} // namespace internal
} // namespace v8
#endif // V8_TORQUE_KYTHE_DATA_H_
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