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93 lines
3.2 KiB
C++
93 lines
3.2 KiB
C++
//===--- SwiftMangling.cpp ------------------------------------------------===//
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//
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// This source file is part of the Swift.org open source project
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//
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// Copyright (c) 2014 - 2022 Apple Inc. and the Swift project authors
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// Licensed under Apache License v2.0 with Runtime Library Exception
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//
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// See https://swift.org/LICENSE.txt for license information
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// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
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//
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//===----------------------------------------------------------------------===//
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#include "SwiftLangSupport.h"
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#include "swift/Demangling/Demangle.h"
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#include "swift/Demangling/Demangler.h"
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using namespace SourceKit;
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using namespace swift;
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using namespace ide;
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void SwiftLangSupport::demangleNames(
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ArrayRef<const char *> MangledNames, bool Simplified,
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std::function<void(const RequestResult<ArrayRef<std::string>> &)>
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Receiver) {
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swift::Demangle::DemangleOptions DemangleOptions;
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if (Simplified) {
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DemangleOptions =
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swift::Demangle::DemangleOptions::SimplifiedUIDemangleOptions();
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}
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auto getDemangledName = [&](StringRef MangledName) -> std::string {
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if (!swift::Demangle::isSwiftSymbol(MangledName))
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return std::string(); // Not a mangled name
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std::string Result =
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swift::Demangle::demangleSymbolAsString(MangledName, DemangleOptions);
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if (Result == MangledName)
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return std::string(); // Not a mangled name
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return Result;
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};
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SmallVector<std::string, 4> results;
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for (auto &MangledName : MangledNames) {
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results.push_back(getDemangledName(MangledName));
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}
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Receiver(RequestResult<ArrayRef<std::string>>::fromResult(results));
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}
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static ManglingErrorOr<std::string> mangleSimpleClass(StringRef moduleName,
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StringRef className) {
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using namespace swift::Demangle;
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Demangler Dem;
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auto moduleNode = Dem.createNode(Node::Kind::Module, moduleName);
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auto IdNode = Dem.createNode(Node::Kind::Identifier, className);
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auto classNode = Dem.createNode(Node::Kind::Class);
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auto typeNode = Dem.createNode(Node::Kind::Type);
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auto typeManglingNode = Dem.createNode(Node::Kind::TypeMangling);
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auto globalNode = Dem.createNode(Node::Kind::Global);
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classNode->addChild(moduleNode, Dem);
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classNode->addChild(IdNode, Dem);
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typeNode->addChild(classNode, Dem);
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typeManglingNode->addChild(typeNode, Dem);
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globalNode->addChild(typeManglingNode, Dem);
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return mangleNode(globalNode, Mangle::ManglingFlavor::Default);
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}
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void SwiftLangSupport::mangleSimpleClassNames(
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ArrayRef<std::pair<StringRef, StringRef>> ModuleClassPairs,
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std::function<void(const RequestResult<ArrayRef<std::string>> &)>
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Receiver) {
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SmallVector<std::string, 4> results;
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for (auto &pair : ModuleClassPairs) {
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auto mangling = mangleSimpleClass(pair.first, pair.second);
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if (!mangling.isSuccess()) {
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std::string message = "name mangling failed for ";
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message += pair.first;
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message += ".";
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message += pair.second;
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Receiver(RequestResult<ArrayRef<std::string>>::fromError(message));
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return;
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}
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results.push_back(mangling.result());
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}
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Receiver(RequestResult<ArrayRef<std::string>>::fromResult(results));
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}
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