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381684a389
The diagnostic group documentation now point to the swift.org URL rather than the toolchain path, so it no longer needs to be passed all the way through sourcekitd. Resolves rdar://151500502.
91 lines
3.2 KiB
C++
91 lines
3.2 KiB
C++
//===--- CompileInstance.h ------------------------------------------------===//
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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) 2021 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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#ifndef SWIFT_IDE_COMPILEINSTANCE_H
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#define SWIFT_IDE_COMPILEINSTANCE_H
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#include "swift/Frontend/Frontend.h"
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#include "llvm/ADT/Hashing.h"
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#include "llvm/ADT/IntrusiveRefCntPtr.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/Support/Chrono.h"
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#include "llvm/Support/MemoryBuffer.h"
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#include "llvm/Support/VirtualFileSystem.h"
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namespace swift {
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class CompilerInstance;
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class DiagnosticConsumer;
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class PluginRegistry;
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namespace ide {
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/// Manages \c CompilerInstance for completion like operations.
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class CompileInstance {
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const std::string &SwiftExecutablePath;
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const std::string &RuntimeResourcePath;
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const std::shared_ptr<swift::PluginRegistry> Plugins;
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struct Options {
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unsigned MaxASTReuseCount = 100;
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unsigned DependencyCheckIntervalSecond = 5;
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} Opts;
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std::mutex mtx;
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std::unique_ptr<CompilerInstance> CI;
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llvm::hash_code CachedArgHash;
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std::atomic<bool> CachedCIInvalidated;
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llvm::sys::TimePoint<> DependencyCheckedTimestamp;
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llvm::StringMap<llvm::hash_code> InMemoryDependencyHash;
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unsigned CachedReuseCount;
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bool shouldCheckDependencies() const;
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/// Perform cached sema. Returns \c true if the CI is not reusable.
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bool performCachedSemaIfPossible(DiagnosticConsumer *DiagC);
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/// Setup the CI with \p Args . Returns \c true if failed.
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bool setupCI(llvm::ArrayRef<const char *> Args,
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llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem> FileSystem,
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DiagnosticConsumer *DiagC);
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/// Perform Parse and Sema, potentially CI from previous compilation is
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/// reused. Returns \c true if there was any error.
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bool performSema(llvm::ArrayRef<const char *> Args,
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llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem> FileSystem,
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DiagnosticConsumer *DiagC,
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std::shared_ptr<std::atomic<bool>> CancellationFlag);
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public:
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CompileInstance(const std::string &SwiftExecutablePath,
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const std::string &RuntimeResourcePath,
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std::shared_ptr<swift::PluginRegistry> Plugins = nullptr)
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: SwiftExecutablePath(SwiftExecutablePath),
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RuntimeResourcePath(RuntimeResourcePath), Plugins(Plugins),
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CachedCIInvalidated(false), CachedReuseCount(0) {}
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/// NOTE: \p Args is only used for checking the equaity of the invocation.
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/// Since this function assumes that it is already normalized, exact the same
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/// arguments including their order is considered as the same invocation.
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bool
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performCompile(llvm::ArrayRef<const char *> Args,
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llvm::IntrusiveRefCntPtr<llvm::vfs::FileSystem> FileSystem,
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DiagnosticConsumer *DiagC,
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std::shared_ptr<std::atomic<bool>> CancellationFlag);
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};
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} // namespace ide
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} // namespace swift
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#endif // SWIFT_IDE_COMPILEINSTANCE_H
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