6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
83 lines
2.6 KiB
C++
83 lines
2.6 KiB
C++
//===- TemplateInstCallback.h - Template Instantiation Callback - C++ --===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===---------------------------------------------------------------------===//
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//
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// This file defines the TemplateInstantiationCallback class, which is the
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// base class for callbacks that will be notified at template instantiations.
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//
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//===---------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_SEMA_TEMPLATEINSTCALLBACK_H
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#define LLVM_CLANG_SEMA_TEMPLATEINSTCALLBACK_H
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#include "clang/Sema/Sema.h"
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namespace clang {
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/// This is a base class for callbacks that will be notified at every
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/// template instantiation.
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class TemplateInstantiationCallback {
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public:
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virtual ~TemplateInstantiationCallback() = default;
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/// Called before doing AST-parsing.
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virtual void initialize(const Sema &TheSema) = 0;
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/// Called after AST-parsing is completed.
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virtual void finalize(const Sema &TheSema) = 0;
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/// Called when instantiation of a template just began.
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virtual void atTemplateBegin(const Sema &TheSema,
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const Sema::CodeSynthesisContext &Inst) = 0;
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/// Called when instantiation of a template is just about to end.
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virtual void atTemplateEnd(const Sema &TheSema,
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const Sema::CodeSynthesisContext &Inst) = 0;
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};
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template <class TemplateInstantiationCallbackPtrs>
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void initialize(TemplateInstantiationCallbackPtrs &Callbacks,
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const Sema &TheSema) {
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for (auto &C : Callbacks) {
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if (C)
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C->initialize(TheSema);
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}
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}
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template <class TemplateInstantiationCallbackPtrs>
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void finalize(TemplateInstantiationCallbackPtrs &Callbacks,
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const Sema &TheSema) {
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for (auto &C : Callbacks) {
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if (C)
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C->finalize(TheSema);
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}
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}
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template <class TemplateInstantiationCallbackPtrs>
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void atTemplateBegin(TemplateInstantiationCallbackPtrs &Callbacks,
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const Sema &TheSema,
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const Sema::CodeSynthesisContext &Inst) {
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for (auto &C : Callbacks) {
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if (C)
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C->atTemplateBegin(TheSema, Inst);
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}
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}
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template <class TemplateInstantiationCallbackPtrs>
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void atTemplateEnd(TemplateInstantiationCallbackPtrs &Callbacks,
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const Sema &TheSema,
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const Sema::CodeSynthesisContext &Inst) {
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for (auto &C : Callbacks) {
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if (C)
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C->atTemplateEnd(TheSema, Inst);
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}
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}
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} // namespace clang
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#endif
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