Files
swift-mirror/lib/Basic/BasicBridging.cpp
Hamish Knight e0f57f84f0 [AST] Cleanup ASTBridging + BasicBridging
Sort AST node bridging functions into Expr, Stmt,
Decl, and TypeRepr, and tweak the headers to use
`MARK`.
2023-10-30 23:49:59 +00:00

285 lines
9.5 KiB
C++

//===--- BasicBridging.cpp - Utilities for swift bridging -----------------===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2022 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
#include "swift/Basic/BasicBridging.h"
#include "llvm/Support/JSON.h"
#include "llvm/Support/raw_ostream.h"
#ifdef PURE_BRIDGING_MODE
// In PURE_BRIDGING_MODE, bridging functions are not inlined and therefore
// inluded in the cpp file.
#include "swift/Basic/BasicBridgingImpl.h"
#endif
using namespace swift;
//===----------------------------------------------------------------------===//
// MARK: BridgedStringRef
//===----------------------------------------------------------------------===//
void BridgedStringRef::write(BridgedOStream os) const {
static_cast<raw_ostream *>(os.streamAddr)->write(Data, Length);
}
//===----------------------------------------------------------------------===//
// MARK: BridgedOwnedString
//===----------------------------------------------------------------------===//
BridgedOwnedString::BridgedOwnedString(const std::string &stringToCopy)
: Data(nullptr), Length(stringToCopy.size()) {
if (Length != 0) {
Data = new char[Length];
std::memcpy(Data, stringToCopy.data(), Length);
}
}
void BridgedOwnedString::destroy() const {
if (Data)
delete[] Data;
}
//===----------------------------------------------------------------------===//
// MARK: Data
//===----------------------------------------------------------------------===//
void BridgedData_free(BridgedData data) {
if (data.baseAddress == nullptr)
return;
free(const_cast<char *>(data.baseAddress));
}
//===----------------------------------------------------------------------===//
// MARK: JSON
//===----------------------------------------------------------------------===//
void *JSON_newValue() { return new llvm::json::Value(nullptr); }
void *JSON_deserializedValue(BridgedData data) {
auto result = llvm::json::parse({data.baseAddress, data.size});
if (!result) {
return nullptr;
}
return new llvm::json::Value(std::move(*result));
}
void JSON_value_serialize(void *value, BridgedData *out) {
llvm::SmallVector<char, 0> result;
llvm::raw_svector_ostream OS(result);
OS << *static_cast<llvm::json::Value *>(value);
auto outPtr = malloc(result.size());
memcpy(outPtr, result.data(), result.size());
*out = BridgedData{(const char *)outPtr, (size_t)result.size()};
}
void JSON_value_delete(void *value) {
delete static_cast<llvm::json::Value *>(value);
}
bool JSON_value_getAsNull(void *value) {
if (auto val = static_cast<llvm::json::Value *>(value)->getAsNull()) {
return true;
}
return false;
}
bool JSON_value_getAsBoolean(void *value, bool *result) {
if (auto val = static_cast<llvm::json::Value *>(value)->getAsBoolean()) {
*result = *val;
return false;
}
return true;
}
bool JSON_value_getAsDouble(void *value, double *result) {
if (auto val = static_cast<llvm::json::Value *>(value)->getAsNumber()) {
*result = *val;
return false;
}
return true;
}
bool JSON_value_getAsInteger(void *value, int64_t *result) {
if (auto val = static_cast<llvm::json::Value *>(value)->getAsInteger()) {
*result = *val;
return false;
}
return true;
}
bool JSON_value_getAsString(void *value, BridgedData *result) {
if (auto val = static_cast<llvm::json::Value *>(value)->getAsString()) {
*result = {val->data(), val->size()};
return false;
}
return true;
}
bool JSON_value_getAsObject(void *value, void **result) {
if (auto val = static_cast<llvm::json::Value *>(value)->getAsObject()) {
*result = val;
return false;
}
return true;
}
bool JSON_value_getAsArray(void *value, void **result) {
if (auto val = static_cast<llvm::json::Value *>(value)->getAsArray()) {
*result = val;
return false;
}
return true;
}
size_t JSON_object_getSize(void *objectPtr) {
llvm::json::Object *object = static_cast<llvm::json::Object *>(objectPtr);
return object->size();
}
BridgedData JSON_object_getKey(void *objectPtr, size_t i) {
llvm::json::Object *object = static_cast<llvm::json::Object *>(objectPtr);
std::map<int, float> map;
auto iter = object->begin();
std::advance(iter, i);
auto str = llvm::StringRef(iter->first);
return {str.data(), str.size()};
}
bool JSON_object_hasKey(void *objectPtr, const char *key) {
llvm::json::Object *object = static_cast<llvm::json::Object *>(objectPtr);
return object->find(key) != object->end();
}
void *JSON_object_getValue(void *objectPtr, const char *key) {
llvm::json::Object *object = static_cast<llvm::json::Object *>(objectPtr);
return object->get(key);
}
size_t JSON_array_getSize(void *objectPtr) {
llvm::json::Array *array = static_cast<llvm::json::Array *>(objectPtr);
return array->size();
}
void *JSON_array_getValue(void *objectPtr, size_t index) {
llvm::json::Array *array = static_cast<llvm::json::Array *>(objectPtr);
return array->data() + index;
}
void JSON_value_emplaceNull(void *valuePtr) {
auto *value = static_cast<llvm::json::Value *>(valuePtr);
*value = nullptr;
}
void JSON_value_emplaceBoolean(void *valuePtr, bool newValue) {
auto *value = static_cast<llvm::json::Value *>(valuePtr);
*value = newValue;
}
void JSON_value_emplaceString(void *valuePtr, const char *newValue) {
auto *value = static_cast<llvm::json::Value *>(valuePtr);
*value = std::string(newValue);
}
void JSON_value_emplaceDouble(void *valuePtr, double newValue) {
auto *value = static_cast<llvm::json::Value *>(valuePtr);
*value = newValue;
}
void JSON_value_emplaceInteger(void *valuePtr, int64_t newValue) {
auto *value = static_cast<llvm::json::Value *>(valuePtr);
*value = newValue;
}
void *JSON_value_emplaceNewObject(void *valuePtr) {
auto *value = static_cast<llvm::json::Value *>(valuePtr);
*value = llvm::json::Object();
return value->getAsObject();
}
void *JSON_value_emplaceNewArray(void *valuePtr) {
auto *value = static_cast<llvm::json::Value *>(valuePtr);
*value = llvm::json::Array();
return value->getAsArray();
}
void JSON_object_setNull(void *objectPtr, const char *key) {
llvm::json::Object *object = static_cast<llvm::json::Object *>(objectPtr);
auto keyStr = std::string(key);
(*object)[keyStr] = nullptr;
}
void JSON_object_setBoolean(void *objectPtr, const char *key, bool value) {
llvm::json::Object *object = static_cast<llvm::json::Object *>(objectPtr);
auto keyStr = std::string(key);
(*object)[keyStr] = value;
}
void JSON_object_setString(void *objectPtr, const char *key,
const char *value) {
llvm::json::Object *object = static_cast<llvm::json::Object *>(objectPtr);
auto keyStr = std::string(key);
(*object)[keyStr] = std::string(value);
}
void JSON_object_setDouble(void *objectPtr, const char *key, double value) {
llvm::json::Object *object = static_cast<llvm::json::Object *>(objectPtr);
auto keyStr = std::string(key);
(*object)[keyStr] = value;
}
void JSON_object_setInteger(void *objectPtr, const char *key, int64_t value) {
llvm::json::Object *object = static_cast<llvm::json::Object *>(objectPtr);
auto keyStr = std::string(key);
(*object)[keyStr] = value;
}
void *JSON_object_setNewObject(void *objectPtr, const char *key) {
llvm::json::Object *object = static_cast<llvm::json::Object *>(objectPtr);
auto keyStr = std::string(key);
(*object)[keyStr] = llvm::json::Object();
return object->getObject(keyStr);
}
void *JSON_object_setNewArray(void *objectPtr, const char *key) {
llvm::json::Object *object = static_cast<llvm::json::Object *>(objectPtr);
auto keyStr = std::string(key);
(*object)[keyStr] = llvm::json::Array();
return object->getArray(keyStr);
}
void *JSON_object_setNewValue(void *objectPtr, const char *key) {
llvm::json::Object *object = static_cast<llvm::json::Object *>(objectPtr);
auto keyStr = std::string(key);
(*object)[keyStr] = llvm::json::Value(nullptr);
return object->get(keyStr);
}
void JSON_array_pushNull(void *arrayPtr) {
llvm::json::Array *array = static_cast<llvm::json::Array *>(arrayPtr);
array->emplace_back(nullptr);
}
void JSON_array_pushBoolean(void *arrayPtr, bool value) {
llvm::json::Array *array = static_cast<llvm::json::Array *>(arrayPtr);
array->emplace_back(value);
}
void JSON_array_pushString(void *arrayPtr, const char *value) {
llvm::json::Array *array = static_cast<llvm::json::Array *>(arrayPtr);
array->emplace_back(std::string(value));
}
void JSON_array_pushDouble(void *arrayPtr, double value) {
llvm::json::Array *array = static_cast<llvm::json::Array *>(arrayPtr);
array->emplace_back(value);
}
void JSON_array_pushInteger(void *arrayPtr, int64_t value) {
llvm::json::Array *array = static_cast<llvm::json::Array *>(arrayPtr);
array->emplace_back(value);
}
void *JSON_array_pushNewObject(void *arrayPtr) {
llvm::json::Array *array = static_cast<llvm::json::Array *>(arrayPtr);
array->emplace_back(llvm::json::Object());
return array->back().getAsObject();
}
void *JSON_array_pushNewArray(void *arrayPtr) {
llvm::json::Array *array = static_cast<llvm::json::Array *>(arrayPtr);
array->emplace_back(llvm::json::Array());
return array->back().getAsArray();
}
void *JSON_array_pushNewValue(void *arrayPtr) {
llvm::json::Array *array = static_cast<llvm::json::Array *>(arrayPtr);
array->emplace_back(nullptr);
return &array->back();
}