| 1 | //===-- ClangCommentHTMLTagsEmitter.cpp - Generate HTML tag list ----------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | // |
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| 9 | // This tablegen backend emits efficient matchers for HTML tags that are used |
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| 10 | // in documentation comments. |
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| 11 | // |
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| 12 | //===----------------------------------------------------------------------===// |
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| 13 | |
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| 14 | #include "TableGenBackends.h" |
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| 15 | #include "llvm/TableGen/Record.h" |
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| 16 | #include "llvm/TableGen/StringMatcher.h" |
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| 17 | #include "llvm/TableGen/TableGenBackend.h" |
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| 18 | #include <vector> |
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| 19 | |
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| 20 | using namespace llvm; |
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| 21 | |
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| 22 | void clang::(const RecordKeeper &Records, |
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| 23 | raw_ostream &OS) { |
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| 24 | ArrayRef<const Record *> Tags = Records.getAllDerivedDefinitions(ClassName: "Tag" ); |
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| 25 | std::vector<StringMatcher::StringPair> Matches; |
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| 26 | for (const Record *Tag : Tags) { |
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| 27 | Matches.emplace_back(args: Tag->getValueAsString(FieldName: "Spelling" ).str(), |
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| 28 | args: "return true;" ); |
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| 29 | } |
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| 30 | |
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| 31 | emitSourceFileHeader(Desc: "HTML tag name matcher" , OS, Record: Records); |
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| 32 | |
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| 33 | OS << "bool isHTMLTagName(StringRef Name) {\n" ; |
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| 34 | StringMatcher("Name" , Matches, OS).Emit(); |
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| 35 | OS << " return false;\n" |
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| 36 | << "}\n\n" ; |
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| 37 | } |
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| 38 | |
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| 39 | void clang::(const RecordKeeper &Records, |
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| 40 | raw_ostream &OS) { |
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| 41 | ArrayRef<const Record *> Tags = Records.getAllDerivedDefinitions(ClassName: "Tag" ); |
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| 42 | std::vector<StringMatcher::StringPair> MatchesEndTagOptional; |
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| 43 | std::vector<StringMatcher::StringPair> MatchesEndTagForbidden; |
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| 44 | for (const Record *Tag : Tags) { |
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| 45 | std::string Spelling = Tag->getValueAsString(FieldName: "Spelling" ).str(); |
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| 46 | StringMatcher::StringPair Match(Spelling, "return true;" ); |
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| 47 | if (Tag->getValueAsBit(FieldName: "EndTagOptional" )) |
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| 48 | MatchesEndTagOptional.push_back(x: Match); |
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| 49 | if (Tag->getValueAsBit(FieldName: "EndTagForbidden" )) |
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| 50 | MatchesEndTagForbidden.push_back(x: Match); |
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| 51 | } |
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| 52 | |
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| 53 | emitSourceFileHeader(Desc: "HTML tag properties" , OS, Record: Records); |
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| 54 | |
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| 55 | OS << "bool isHTMLEndTagOptional(StringRef Name) {\n" ; |
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| 56 | StringMatcher("Name" , MatchesEndTagOptional, OS).Emit(); |
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| 57 | OS << " return false;\n" |
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| 58 | << "}\n\n" ; |
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| 59 | |
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| 60 | OS << "bool isHTMLEndTagForbidden(StringRef Name) {\n" ; |
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| 61 | StringMatcher("Name" , MatchesEndTagForbidden, OS).Emit(); |
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| 62 | OS << " return false;\n" |
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| 63 | << "}\n\n" ; |
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| 64 | } |
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| 65 | |
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