1 //===--- ClangCommentHTMLTagsEmitter.cpp - Generate HTML tag list for Clang -=//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This tablegen backend emits efficient matchers for HTML tags that are used
11 // in documentation comments.
13 //===----------------------------------------------------------------------===//
15 #include "llvm/TableGen/Record.h"
16 #include "llvm/TableGen/StringMatcher.h"
17 #include "llvm/TableGen/TableGenBackend.h"
23 void EmitClangCommentHTMLTags(RecordKeeper &Records, raw_ostream &OS) {
24 std::vector<Record *> Tags = Records.getAllDerivedDefinitions("Tag");
25 std::vector<StringMatcher::StringPair> Matches;
26 for (std::vector<Record *>::iterator I = Tags.begin(), E = Tags.end();
29 std::string Spelling = Tag.getValueAsString("Spelling");
30 Matches.push_back(StringMatcher::StringPair(Spelling, "return true;"));
33 emitSourceFileHeader("HTML tag name matcher", OS);
35 OS << "bool isHTMLTagName(StringRef Name) {\n";
36 StringMatcher("Name", Matches, OS).Emit();
37 OS << " return false;\n"
41 void EmitClangCommentHTMLTagsProperties(RecordKeeper &Records,
43 std::vector<Record *> Tags = Records.getAllDerivedDefinitions("Tag");
44 std::vector<StringMatcher::StringPair> MatchesEndTagOptional;
45 std::vector<StringMatcher::StringPair> MatchesEndTagForbidden;
46 for (std::vector<Record *>::iterator I = Tags.begin(), E = Tags.end();
49 std::string Spelling = Tag.getValueAsString("Spelling");
50 StringMatcher::StringPair Match(Spelling, "return true;");
51 if (Tag.getValueAsBit("EndTagOptional"))
52 MatchesEndTagOptional.push_back(Match);
53 if (Tag.getValueAsBit("EndTagForbidden"))
54 MatchesEndTagForbidden.push_back(Match);
57 emitSourceFileHeader("HTML tag properties", OS);
59 OS << "bool isHTMLEndTagOptional(StringRef Name) {\n";
60 StringMatcher("Name", MatchesEndTagOptional, OS).Emit();
61 OS << " return false;\n"
64 OS << "bool isHTMLEndTagForbidden(StringRef Name) {\n";
65 StringMatcher("Name", MatchesEndTagForbidden, OS).Emit();
66 OS << " return false;\n"
69 } // end namespace clang