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59bb325e4b
Many, many, many types in the Swift compiler are intended to only be allocated in the ASTContext. We have previously implemented this by writing several `operator new` and `operator delete` implementations into these types. Factor those out into a new base class instead.
71 lines
2.8 KiB
C++
71 lines
2.8 KiB
C++
//===--- AvailabilitySpec.cpp - Swift Availability Query ASTs -------------===//
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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 - 2017 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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//
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// This file implements the availability specification AST classes.
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//
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//===----------------------------------------------------------------------===//
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#include "swift/AST/ASTContext.h"
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#include "swift/AST/AvailabilitySpec.h"
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#include "llvm/Support/raw_ostream.h"
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using namespace swift;
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SourceRange AvailabilitySpec::getSourceRange() const {
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switch (getKind()) {
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case AvailabilitySpecKind::PlatformVersionConstraint:
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return cast<PlatformVersionConstraintAvailabilitySpec>(this)->getSourceRange();
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case AvailabilitySpecKind::LanguageVersionConstraint:
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case AvailabilitySpecKind::PackageDescriptionVersionConstraint:
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return cast<PlatformAgnosticVersionConstraintAvailabilitySpec>(this)->getSourceRange();
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case AvailabilitySpecKind::OtherPlatform:
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return cast<OtherPlatformAvailabilitySpec>(this)->getSourceRange();
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}
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llvm_unreachable("bad AvailabilitySpecKind");
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}
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SourceRange PlatformVersionConstraintAvailabilitySpec::getSourceRange() const {
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return SourceRange(PlatformLoc, VersionSrcRange.End);
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}
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void PlatformVersionConstraintAvailabilitySpec::print(raw_ostream &OS,
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unsigned Indent) const {
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OS.indent(Indent) << '(' << "platform_version_constraint_availability_spec"
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<< " platform='" << platformString(getPlatform()) << "'"
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<< " version='" << getVersion() << "'"
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<< ')';
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}
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SourceRange PlatformAgnosticVersionConstraintAvailabilitySpec::getSourceRange() const {
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return SourceRange(PlatformAgnosticNameLoc, VersionSrcRange.End);
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}
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void PlatformAgnosticVersionConstraintAvailabilitySpec::print(raw_ostream &OS,
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unsigned Indent) const {
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OS.indent(Indent) << '('
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<< "platform_agnostic_version_constraint_availability_spec"
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<< " kind='"
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<< (isLanguageVersionSpecific() ?
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"swift" : "package_description")
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<< "'"
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<< " version='" << getVersion() << "'"
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<< ')';
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}
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void OtherPlatformAvailabilitySpec::print(raw_ostream &OS, unsigned Indent) const {
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OS.indent(Indent) << '(' << "other_constraint_availability_spec"
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<< " "
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<< ')';
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}
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