/Users/buildslave/jenkins/workspace/coverage/llvm-project/clang/include/clang/Sema/TemplateInstCallback.h
Line | Count | Source |
1 | | //===- TemplateInstCallback.h - Template Instantiation Callback - C++ --===// |
2 | | // |
3 | | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
4 | | // See https://llvm.org/LICENSE.txt for license information. |
5 | | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
6 | | // |
7 | | //===---------------------------------------------------------------------===// |
8 | | // |
9 | | // This file defines the TemplateInstantiationCallback class, which is the |
10 | | // base class for callbacks that will be notified at template instantiations. |
11 | | // |
12 | | //===---------------------------------------------------------------------===// |
13 | | |
14 | | #ifndef LLVM_CLANG_TEMPLATE_INST_CALLBACK_H |
15 | | #define LLVM_CLANG_TEMPLATE_INST_CALLBACK_H |
16 | | |
17 | | #include "clang/Sema/Sema.h" |
18 | | |
19 | | namespace clang { |
20 | | |
21 | | /// This is a base class for callbacks that will be notified at every |
22 | | /// template instantiation. |
23 | | class TemplateInstantiationCallback { |
24 | | public: |
25 | 11 | virtual ~TemplateInstantiationCallback() = default; |
26 | | |
27 | | /// Called before doing AST-parsing. |
28 | | virtual void initialize(const Sema &TheSema) = 0; |
29 | | |
30 | | /// Called after AST-parsing is completed. |
31 | | virtual void finalize(const Sema &TheSema) = 0; |
32 | | |
33 | | /// Called when instantiation of a template just began. |
34 | | virtual void atTemplateBegin(const Sema &TheSema, |
35 | | const Sema::CodeSynthesisContext &Inst) = 0; |
36 | | |
37 | | /// Called when instantiation of a template is just about to end. |
38 | | virtual void atTemplateEnd(const Sema &TheSema, |
39 | | const Sema::CodeSynthesisContext &Inst) = 0; |
40 | | }; |
41 | | |
42 | | template <class TemplateInstantiationCallbackPtrs> |
43 | | void initialize(TemplateInstantiationCallbackPtrs &Callbacks, |
44 | 77.5k | const Sema &TheSema) { |
45 | 11 | for (auto &C : Callbacks) { |
46 | 11 | if (C) |
47 | 11 | C->initialize(TheSema); |
48 | 11 | } |
49 | 77.5k | } |
50 | | |
51 | | template <class TemplateInstantiationCallbackPtrs> |
52 | | void finalize(TemplateInstantiationCallbackPtrs &Callbacks, |
53 | 77.5k | const Sema &TheSema) { |
54 | 11 | for (auto &C : Callbacks) { |
55 | 11 | if (C) |
56 | 11 | C->finalize(TheSema); |
57 | 11 | } |
58 | 77.5k | } |
59 | | |
60 | | template <class TemplateInstantiationCallbackPtrs> |
61 | | void atTemplateBegin(TemplateInstantiationCallbackPtrs &Callbacks, |
62 | | const Sema &TheSema, |
63 | 6.19M | const Sema::CodeSynthesisContext &Inst) { |
64 | 76 | for (auto &C : Callbacks) { |
65 | 76 | if (C) |
66 | 76 | C->atTemplateBegin(TheSema, Inst); |
67 | 76 | } |
68 | 6.19M | } |
69 | | |
70 | | template <class TemplateInstantiationCallbackPtrs> |
71 | | void atTemplateEnd(TemplateInstantiationCallbackPtrs &Callbacks, |
72 | | const Sema &TheSema, |
73 | 6.19M | const Sema::CodeSynthesisContext &Inst) { |
74 | 76 | for (auto &C : Callbacks) { |
75 | 76 | if (C) |
76 | 76 | C->atTemplateEnd(TheSema, Inst); |
77 | 76 | } |
78 | 6.19M | } |
79 | | |
80 | | } // namespace clang |
81 | | |
82 | | #endif |