1 | /**************************************************************************** |
2 | * Copyright (C) 2013-2016 Woboq GmbH |
3 | * Olivier Goffart <contact at woboq.com> |
4 | * https://woboq.com/ |
5 | * |
6 | * This program is free software: you can redistribute it and/or modify |
7 | * it under the terms of the GNU General Public License as published by |
8 | * the Free Software Foundation, either version 3 of the License, or |
9 | * (at your option) any later version. |
10 | * |
11 | * This program is distributed in the hope that it will be useful, |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
14 | * GNU General Public License for more details. |
15 | * |
16 | * You should have received a copy of the GNU General Public License |
17 | * along with this program. If not, see <http://www.gnu.org/licenses/>. |
18 | */ |
19 | |
20 | #pragma once |
21 | |
22 | #include <clang/Lex/Token.h> |
23 | #include <clang/Lex/Preprocessor.h> |
24 | #include <clang/Lex/Lexer.h> |
25 | #include <clang/Sema/Sema.h> |
26 | #include "mocng.h" |
27 | |
28 | |
29 | class PropertyParser { |
30 | clang::Sema &Sema; |
31 | clang::Preprocessor &PP; |
32 | |
33 | llvm::MemoryBuffer *Buf; |
34 | clang::Lexer Lexer; |
35 | clang::Token PrevToken; |
36 | clang::Token CurrentTok; |
37 | |
38 | |
39 | |
40 | clang::SourceLocation BaseLoc; |
41 | |
42 | clang::CXXRecordDecl *RD; |
43 | |
44 | bool IsEnum = false; |
45 | bool IsPossiblyForwardDeclared = false; |
46 | |
47 | public: |
48 | |
49 | clang::CXXRecordDecl * = nullptr; |
50 | |
51 | PropertyParser(llvm::StringRef Text, clang::SourceLocation Loc, clang::Sema &Sema, |
52 | clang::CXXRecordDecl *RD) : |
53 | Sema(Sema), PP(Sema.getPreprocessor()), |
54 | Buf(maybe_unique(llvm::MemoryBuffer::getMemBufferCopy(Text/*, "Q_PROPERTY"*/))), |
55 | // Lexer(PP.getSourceManager().getSpellingLoc(Loc), PP.getLangOpts(), Text.begin(), Text.begin(), Text.end()), |
56 | Lexer(CreateFileIDForMemBuffer(PP, Buf, Loc), |
57 | Buf, PP.getSourceManager(), PP.getLangOpts()), |
58 | BaseLoc(Loc), RD(RD) |
59 | { } |
60 | |
61 | private: |
62 | clang::SourceLocation OriginalLocation(clang::SourceLocation SpellingLoc = clang::SourceLocation()) { |
63 | if (SpellingLoc.isInvalid()) |
64 | SpellingLoc = PrevToken.getLocation(); |
65 | return BaseLoc.getLocWithOffset(PP.getSourceManager().getFileOffset(SpellingLoc)); |
66 | } |
67 | |
68 | void Consume() { |
69 | PrevToken = CurrentTok; |
70 | Lexer.LexFromRawLexer(CurrentTok); |
71 | if (CurrentTok.is(clang::tok::raw_identifier)) { |
72 | PP.LookUpIdentifierInfo(CurrentTok); |
73 | } |
74 | } |
75 | |
76 | std::string Spelling() { |
77 | return PP.getSpelling(PrevToken); |
78 | } |
79 | |
80 | bool Test(clang::tok::TokenKind Kind) { |
81 | if (!CurrentTok.is(Kind)) |
82 | return false; |
83 | Consume(); |
84 | return true; |
85 | } |
86 | |
87 | |
88 | bool IsIdentChar(char c) { |
89 | return (c=='_' || c=='$' || (c >= '0' && c <= '9') || (c >= 'a' && c <= 'z') || (c >= 'A' && c <= 'Z')); |
90 | } |
91 | |
92 | std::string LexemUntil(clang::tok::TokenKind Until, bool Templ = false); |
93 | public: |
94 | std::string parseUnsigned(); |
95 | std::string parseTemplateType(); |
96 | std::string parseType(bool SupressDiagnostics = true); |
97 | PropertyDef parseProperty(bool PrivateProperty = false); |
98 | PrivateSlotDef parsePrivateSlot(); |
99 | }; |
100 | |
101 | |