forked from OSchip/llvm-project
1338 lines
39 KiB
C++
1338 lines
39 KiB
C++
//===- CXComment.cpp - libclang APIs for manipulating CXComments ----------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines all libclang APIs related to walking comment AST.
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//
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//===----------------------------------------------------------------------===//
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#include "clang-c/Index.h"
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#include "CXString.h"
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#include "CXComment.h"
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#include "CXCursor.h"
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#include "clang/AST/PrettyPrinter.h"
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#include "clang/AST/CommentVisitor.h"
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#include "clang/AST/CommentCommandTraits.h"
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#include "clang/AST/Decl.h"
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#include "llvm/ADT/StringSwitch.h"
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#include "llvm/Support/ErrorHandling.h"
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#include "llvm/Support/raw_ostream.h"
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#include <climits>
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using namespace clang;
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using namespace clang::cxstring;
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using namespace clang::comments;
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using namespace clang::cxcomment;
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extern "C" {
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enum CXCommentKind clang_Comment_getKind(CXComment CXC) {
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const Comment *C = getASTNode(CXC);
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if (!C)
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return CXComment_Null;
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switch (C->getCommentKind()) {
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case Comment::NoCommentKind:
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return CXComment_Null;
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case Comment::TextCommentKind:
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return CXComment_Text;
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case Comment::InlineCommandCommentKind:
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return CXComment_InlineCommand;
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case Comment::HTMLStartTagCommentKind:
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return CXComment_HTMLStartTag;
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case Comment::HTMLEndTagCommentKind:
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return CXComment_HTMLEndTag;
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case Comment::ParagraphCommentKind:
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return CXComment_Paragraph;
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case Comment::BlockCommandCommentKind:
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return CXComment_BlockCommand;
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case Comment::ParamCommandCommentKind:
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return CXComment_ParamCommand;
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case Comment::TParamCommandCommentKind:
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return CXComment_TParamCommand;
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case Comment::VerbatimBlockCommentKind:
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return CXComment_VerbatimBlockCommand;
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case Comment::VerbatimBlockLineCommentKind:
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return CXComment_VerbatimBlockLine;
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case Comment::VerbatimLineCommentKind:
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return CXComment_VerbatimLine;
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case Comment::FullCommentKind:
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return CXComment_FullComment;
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}
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llvm_unreachable("unknown CommentKind");
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}
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unsigned clang_Comment_getNumChildren(CXComment CXC) {
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const Comment *C = getASTNode(CXC);
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if (!C)
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return 0;
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return C->child_count();
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}
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CXComment clang_Comment_getChild(CXComment CXC, unsigned ChildIdx) {
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const Comment *C = getASTNode(CXC);
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if (!C || ChildIdx >= C->child_count())
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return createCXComment(NULL, NULL);
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return createCXComment(*(C->child_begin() + ChildIdx), CXC.TranslationUnit);
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}
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unsigned clang_Comment_isWhitespace(CXComment CXC) {
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const Comment *C = getASTNode(CXC);
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if (!C)
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return false;
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if (const TextComment *TC = dyn_cast<TextComment>(C))
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return TC->isWhitespace();
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if (const ParagraphComment *PC = dyn_cast<ParagraphComment>(C))
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return PC->isWhitespace();
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return false;
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}
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unsigned clang_InlineContentComment_hasTrailingNewline(CXComment CXC) {
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const InlineContentComment *ICC = getASTNodeAs<InlineContentComment>(CXC);
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if (!ICC)
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return false;
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return ICC->hasTrailingNewline();
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}
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CXString clang_TextComment_getText(CXComment CXC) {
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const TextComment *TC = getASTNodeAs<TextComment>(CXC);
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if (!TC)
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return createCXString((const char *) 0);
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return createCXString(TC->getText(), /*DupString=*/ false);
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}
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CXString clang_InlineCommandComment_getCommandName(CXComment CXC) {
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const InlineCommandComment *ICC = getASTNodeAs<InlineCommandComment>(CXC);
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if (!ICC)
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return createCXString((const char *) 0);
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const CommandTraits &Traits = getCommandTraits(CXC);
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return createCXString(ICC->getCommandName(Traits), /*DupString=*/ false);
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}
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enum CXCommentInlineCommandRenderKind
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clang_InlineCommandComment_getRenderKind(CXComment CXC) {
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const InlineCommandComment *ICC = getASTNodeAs<InlineCommandComment>(CXC);
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if (!ICC)
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return CXCommentInlineCommandRenderKind_Normal;
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switch (ICC->getRenderKind()) {
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case InlineCommandComment::RenderNormal:
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return CXCommentInlineCommandRenderKind_Normal;
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case InlineCommandComment::RenderBold:
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return CXCommentInlineCommandRenderKind_Bold;
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case InlineCommandComment::RenderMonospaced:
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return CXCommentInlineCommandRenderKind_Monospaced;
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case InlineCommandComment::RenderEmphasized:
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return CXCommentInlineCommandRenderKind_Emphasized;
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}
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llvm_unreachable("unknown InlineCommandComment::RenderKind");
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}
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unsigned clang_InlineCommandComment_getNumArgs(CXComment CXC) {
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const InlineCommandComment *ICC = getASTNodeAs<InlineCommandComment>(CXC);
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if (!ICC)
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return 0;
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return ICC->getNumArgs();
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}
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CXString clang_InlineCommandComment_getArgText(CXComment CXC,
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unsigned ArgIdx) {
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const InlineCommandComment *ICC = getASTNodeAs<InlineCommandComment>(CXC);
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if (!ICC || ArgIdx >= ICC->getNumArgs())
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return createCXString((const char *) 0);
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return createCXString(ICC->getArgText(ArgIdx), /*DupString=*/ false);
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}
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CXString clang_HTMLTagComment_getTagName(CXComment CXC) {
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const HTMLTagComment *HTC = getASTNodeAs<HTMLTagComment>(CXC);
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if (!HTC)
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return createCXString((const char *) 0);
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return createCXString(HTC->getTagName(), /*DupString=*/ false);
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}
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unsigned clang_HTMLStartTagComment_isSelfClosing(CXComment CXC) {
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const HTMLStartTagComment *HST = getASTNodeAs<HTMLStartTagComment>(CXC);
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if (!HST)
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return false;
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return HST->isSelfClosing();
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}
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unsigned clang_HTMLStartTag_getNumAttrs(CXComment CXC) {
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const HTMLStartTagComment *HST = getASTNodeAs<HTMLStartTagComment>(CXC);
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if (!HST)
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return 0;
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return HST->getNumAttrs();
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}
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CXString clang_HTMLStartTag_getAttrName(CXComment CXC, unsigned AttrIdx) {
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const HTMLStartTagComment *HST = getASTNodeAs<HTMLStartTagComment>(CXC);
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if (!HST || AttrIdx >= HST->getNumAttrs())
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return createCXString((const char *) 0);
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return createCXString(HST->getAttr(AttrIdx).Name, /*DupString=*/ false);
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}
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CXString clang_HTMLStartTag_getAttrValue(CXComment CXC, unsigned AttrIdx) {
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const HTMLStartTagComment *HST = getASTNodeAs<HTMLStartTagComment>(CXC);
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if (!HST || AttrIdx >= HST->getNumAttrs())
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return createCXString((const char *) 0);
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return createCXString(HST->getAttr(AttrIdx).Value, /*DupString=*/ false);
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}
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CXString clang_BlockCommandComment_getCommandName(CXComment CXC) {
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const BlockCommandComment *BCC = getASTNodeAs<BlockCommandComment>(CXC);
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if (!BCC)
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return createCXString((const char *) 0);
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const CommandTraits &Traits = getCommandTraits(CXC);
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return createCXString(BCC->getCommandName(Traits), /*DupString=*/ false);
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}
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unsigned clang_BlockCommandComment_getNumArgs(CXComment CXC) {
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const BlockCommandComment *BCC = getASTNodeAs<BlockCommandComment>(CXC);
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if (!BCC)
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return 0;
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return BCC->getNumArgs();
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}
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CXString clang_BlockCommandComment_getArgText(CXComment CXC,
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unsigned ArgIdx) {
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const BlockCommandComment *BCC = getASTNodeAs<BlockCommandComment>(CXC);
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if (!BCC || ArgIdx >= BCC->getNumArgs())
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return createCXString((const char *) 0);
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return createCXString(BCC->getArgText(ArgIdx), /*DupString=*/ false);
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}
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CXComment clang_BlockCommandComment_getParagraph(CXComment CXC) {
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const BlockCommandComment *BCC = getASTNodeAs<BlockCommandComment>(CXC);
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if (!BCC)
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return createCXComment(NULL, NULL);
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return createCXComment(BCC->getParagraph(), CXC.TranslationUnit);
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}
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CXString clang_ParamCommandComment_getParamName(CXComment CXC) {
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const ParamCommandComment *PCC = getASTNodeAs<ParamCommandComment>(CXC);
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if (!PCC || !PCC->hasParamName())
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return createCXString((const char *) 0);
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return createCXString(PCC->getParamNameAsWritten(), /*DupString=*/ false);
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}
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unsigned clang_ParamCommandComment_isParamIndexValid(CXComment CXC) {
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const ParamCommandComment *PCC = getASTNodeAs<ParamCommandComment>(CXC);
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if (!PCC)
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return false;
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return PCC->isParamIndexValid();
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}
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unsigned clang_ParamCommandComment_getParamIndex(CXComment CXC) {
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const ParamCommandComment *PCC = getASTNodeAs<ParamCommandComment>(CXC);
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if (!PCC || !PCC->isParamIndexValid())
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return ParamCommandComment::InvalidParamIndex;
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return PCC->getParamIndex();
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}
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unsigned clang_ParamCommandComment_isDirectionExplicit(CXComment CXC) {
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const ParamCommandComment *PCC = getASTNodeAs<ParamCommandComment>(CXC);
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if (!PCC)
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return false;
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return PCC->isDirectionExplicit();
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}
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enum CXCommentParamPassDirection clang_ParamCommandComment_getDirection(
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CXComment CXC) {
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const ParamCommandComment *PCC = getASTNodeAs<ParamCommandComment>(CXC);
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if (!PCC)
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return CXCommentParamPassDirection_In;
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switch (PCC->getDirection()) {
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case ParamCommandComment::In:
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return CXCommentParamPassDirection_In;
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case ParamCommandComment::Out:
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return CXCommentParamPassDirection_Out;
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case ParamCommandComment::InOut:
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return CXCommentParamPassDirection_InOut;
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}
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llvm_unreachable("unknown ParamCommandComment::PassDirection");
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}
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CXString clang_TParamCommandComment_getParamName(CXComment CXC) {
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const TParamCommandComment *TPCC = getASTNodeAs<TParamCommandComment>(CXC);
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if (!TPCC || !TPCC->hasParamName())
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return createCXString((const char *) 0);
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return createCXString(TPCC->getParamNameAsWritten(), /*DupString=*/ false);
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}
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unsigned clang_TParamCommandComment_isParamPositionValid(CXComment CXC) {
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const TParamCommandComment *TPCC = getASTNodeAs<TParamCommandComment>(CXC);
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if (!TPCC)
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return false;
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return TPCC->isPositionValid();
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}
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unsigned clang_TParamCommandComment_getDepth(CXComment CXC) {
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const TParamCommandComment *TPCC = getASTNodeAs<TParamCommandComment>(CXC);
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if (!TPCC || !TPCC->isPositionValid())
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return 0;
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return TPCC->getDepth();
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}
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unsigned clang_TParamCommandComment_getIndex(CXComment CXC, unsigned Depth) {
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const TParamCommandComment *TPCC = getASTNodeAs<TParamCommandComment>(CXC);
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if (!TPCC || !TPCC->isPositionValid() || Depth >= TPCC->getDepth())
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return 0;
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return TPCC->getIndex(Depth);
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}
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CXString clang_VerbatimBlockLineComment_getText(CXComment CXC) {
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const VerbatimBlockLineComment *VBL =
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getASTNodeAs<VerbatimBlockLineComment>(CXC);
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if (!VBL)
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return createCXString((const char *) 0);
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return createCXString(VBL->getText(), /*DupString=*/ false);
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}
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CXString clang_VerbatimLineComment_getText(CXComment CXC) {
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const VerbatimLineComment *VLC = getASTNodeAs<VerbatimLineComment>(CXC);
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if (!VLC)
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return createCXString((const char *) 0);
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return createCXString(VLC->getText(), /*DupString=*/ false);
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}
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} // end extern "C"
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//===----------------------------------------------------------------------===//
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// Helpers for converting comment AST to HTML.
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//===----------------------------------------------------------------------===//
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namespace {
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/// This comparison will sort parameters with valid index by index and
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/// invalid (unresolved) parameters last.
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class ParamCommandCommentCompareIndex {
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public:
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bool operator()(const ParamCommandComment *LHS,
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const ParamCommandComment *RHS) const {
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unsigned LHSIndex = UINT_MAX;
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unsigned RHSIndex = UINT_MAX;
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if (LHS->isParamIndexValid())
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LHSIndex = LHS->getParamIndex();
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if (RHS->isParamIndexValid())
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RHSIndex = RHS->getParamIndex();
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return LHSIndex < RHSIndex;
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}
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};
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/// This comparison will sort template parameters in the following order:
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/// \li real template parameters (depth = 1) in index order;
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/// \li all other names (depth > 1);
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/// \li unresolved names.
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class TParamCommandCommentComparePosition {
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public:
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bool operator()(const TParamCommandComment *LHS,
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const TParamCommandComment *RHS) const {
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// Sort unresolved names last.
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if (!LHS->isPositionValid())
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return false;
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if (!RHS->isPositionValid())
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return true;
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if (LHS->getDepth() > 1)
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return false;
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if (RHS->getDepth() > 1)
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return true;
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// Sort template parameters in index order.
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if (LHS->getDepth() == 1 && RHS->getDepth() == 1)
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return LHS->getIndex(0) < RHS->getIndex(0);
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// Leave all other names in source order.
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return true;
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}
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};
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/// Separate parts of a FullComment.
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struct FullCommentParts {
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/// Take a full comment apart and initialize members accordingly.
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FullCommentParts(const FullComment *C,
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const CommandTraits &Traits);
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const BlockContentComment *Brief;
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const ParagraphComment *FirstParagraph;
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const BlockCommandComment *Returns;
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SmallVector<const ParamCommandComment *, 8> Params;
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SmallVector<const TParamCommandComment *, 4> TParams;
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SmallVector<const BlockContentComment *, 8> MiscBlocks;
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};
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FullCommentParts::FullCommentParts(const FullComment *C,
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const CommandTraits &Traits) :
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Brief(NULL), FirstParagraph(NULL), Returns(NULL) {
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for (Comment::child_iterator I = C->child_begin(), E = C->child_end();
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I != E; ++I) {
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const Comment *Child = *I;
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if (!Child)
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continue;
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switch (Child->getCommentKind()) {
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case Comment::NoCommentKind:
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continue;
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case Comment::ParagraphCommentKind: {
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const ParagraphComment *PC = cast<ParagraphComment>(Child);
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if (PC->isWhitespace())
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break;
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if (!FirstParagraph)
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FirstParagraph = PC;
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MiscBlocks.push_back(PC);
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break;
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}
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case Comment::BlockCommandCommentKind: {
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const BlockCommandComment *BCC = cast<BlockCommandComment>(Child);
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const CommandInfo *Info = Traits.getCommandInfo(BCC->getCommandID());
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if (!Brief && Info->IsBriefCommand) {
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Brief = BCC;
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break;
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}
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if (!Returns && Info->IsReturnsCommand) {
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Returns = BCC;
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break;
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}
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MiscBlocks.push_back(BCC);
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break;
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}
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case Comment::ParamCommandCommentKind: {
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const ParamCommandComment *PCC = cast<ParamCommandComment>(Child);
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if (!PCC->hasParamName())
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break;
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if (!PCC->isDirectionExplicit() && !PCC->hasNonWhitespaceParagraph())
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break;
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Params.push_back(PCC);
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break;
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}
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case Comment::TParamCommandCommentKind: {
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const TParamCommandComment *TPCC = cast<TParamCommandComment>(Child);
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if (!TPCC->hasParamName())
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break;
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if (!TPCC->hasNonWhitespaceParagraph())
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break;
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TParams.push_back(TPCC);
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break;
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}
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case Comment::VerbatimBlockCommentKind:
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MiscBlocks.push_back(cast<BlockCommandComment>(Child));
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break;
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case Comment::VerbatimLineCommentKind: {
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const VerbatimLineComment *VLC = cast<VerbatimLineComment>(Child);
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const CommandInfo *Info = Traits.getCommandInfo(VLC->getCommandID());
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if (!Info->IsDeclarationCommand)
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MiscBlocks.push_back(VLC);
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break;
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}
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case Comment::TextCommentKind:
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case Comment::InlineCommandCommentKind:
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case Comment::HTMLStartTagCommentKind:
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case Comment::HTMLEndTagCommentKind:
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case Comment::VerbatimBlockLineCommentKind:
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case Comment::FullCommentKind:
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llvm_unreachable("AST node of this kind can't be a child of "
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"a FullComment");
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}
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}
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// Sort params in order they are declared in the function prototype.
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// Unresolved parameters are put at the end of the list in the same order
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// they were seen in the comment.
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std::stable_sort(Params.begin(), Params.end(),
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ParamCommandCommentCompareIndex());
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std::stable_sort(TParams.begin(), TParams.end(),
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TParamCommandCommentComparePosition());
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}
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void PrintHTMLStartTagComment(const HTMLStartTagComment *C,
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llvm::raw_svector_ostream &Result) {
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Result << "<" << C->getTagName();
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if (C->getNumAttrs() != 0) {
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for (unsigned i = 0, e = C->getNumAttrs(); i != e; i++) {
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Result << " ";
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const HTMLStartTagComment::Attribute &Attr = C->getAttr(i);
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Result << Attr.Name;
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if (!Attr.Value.empty())
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Result << "=\"" << Attr.Value << "\"";
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}
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}
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if (!C->isSelfClosing())
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Result << ">";
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else
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Result << "/>";
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}
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class CommentASTToHTMLConverter :
|
|
public ConstCommentVisitor<CommentASTToHTMLConverter> {
|
|
public:
|
|
/// \param Str accumulator for HTML.
|
|
CommentASTToHTMLConverter(const FullComment *FC,
|
|
SmallVectorImpl<char> &Str,
|
|
const CommandTraits &Traits) :
|
|
FC(FC), Result(Str), Traits(Traits)
|
|
{ }
|
|
|
|
// Inline content.
|
|
void visitTextComment(const TextComment *C);
|
|
void visitInlineCommandComment(const InlineCommandComment *C);
|
|
void visitHTMLStartTagComment(const HTMLStartTagComment *C);
|
|
void visitHTMLEndTagComment(const HTMLEndTagComment *C);
|
|
|
|
// Block content.
|
|
void visitParagraphComment(const ParagraphComment *C);
|
|
void visitBlockCommandComment(const BlockCommandComment *C);
|
|
void visitParamCommandComment(const ParamCommandComment *C);
|
|
void visitTParamCommandComment(const TParamCommandComment *C);
|
|
void visitVerbatimBlockComment(const VerbatimBlockComment *C);
|
|
void visitVerbatimBlockLineComment(const VerbatimBlockLineComment *C);
|
|
void visitVerbatimLineComment(const VerbatimLineComment *C);
|
|
|
|
void visitFullComment(const FullComment *C);
|
|
|
|
// Helpers.
|
|
|
|
/// Convert a paragraph that is not a block by itself (an argument to some
|
|
/// command).
|
|
void visitNonStandaloneParagraphComment(const ParagraphComment *C);
|
|
|
|
void appendToResultWithHTMLEscaping(StringRef S);
|
|
|
|
private:
|
|
const FullComment *FC;
|
|
/// Output stream for HTML.
|
|
llvm::raw_svector_ostream Result;
|
|
|
|
const CommandTraits &Traits;
|
|
};
|
|
} // end unnamed namespace
|
|
|
|
void CommentASTToHTMLConverter::visitTextComment(const TextComment *C) {
|
|
appendToResultWithHTMLEscaping(C->getText());
|
|
}
|
|
|
|
void CommentASTToHTMLConverter::visitInlineCommandComment(
|
|
const InlineCommandComment *C) {
|
|
// Nothing to render if no arguments supplied.
|
|
if (C->getNumArgs() == 0)
|
|
return;
|
|
|
|
// Nothing to render if argument is empty.
|
|
StringRef Arg0 = C->getArgText(0);
|
|
if (Arg0.empty())
|
|
return;
|
|
|
|
switch (C->getRenderKind()) {
|
|
case InlineCommandComment::RenderNormal:
|
|
for (unsigned i = 0, e = C->getNumArgs(); i != e; ++i) {
|
|
appendToResultWithHTMLEscaping(C->getArgText(i));
|
|
Result << " ";
|
|
}
|
|
return;
|
|
|
|
case InlineCommandComment::RenderBold:
|
|
assert(C->getNumArgs() == 1);
|
|
Result << "<b>";
|
|
appendToResultWithHTMLEscaping(Arg0);
|
|
Result << "</b>";
|
|
return;
|
|
case InlineCommandComment::RenderMonospaced:
|
|
assert(C->getNumArgs() == 1);
|
|
Result << "<tt>";
|
|
appendToResultWithHTMLEscaping(Arg0);
|
|
Result<< "</tt>";
|
|
return;
|
|
case InlineCommandComment::RenderEmphasized:
|
|
assert(C->getNumArgs() == 1);
|
|
Result << "<em>";
|
|
appendToResultWithHTMLEscaping(Arg0);
|
|
Result << "</em>";
|
|
return;
|
|
}
|
|
}
|
|
|
|
void CommentASTToHTMLConverter::visitHTMLStartTagComment(
|
|
const HTMLStartTagComment *C) {
|
|
PrintHTMLStartTagComment(C, Result);
|
|
}
|
|
|
|
void CommentASTToHTMLConverter::visitHTMLEndTagComment(
|
|
const HTMLEndTagComment *C) {
|
|
Result << "</" << C->getTagName() << ">";
|
|
}
|
|
|
|
void CommentASTToHTMLConverter::visitParagraphComment(
|
|
const ParagraphComment *C) {
|
|
if (C->isWhitespace())
|
|
return;
|
|
|
|
Result << "<p>";
|
|
for (Comment::child_iterator I = C->child_begin(), E = C->child_end();
|
|
I != E; ++I) {
|
|
visit(*I);
|
|
}
|
|
Result << "</p>";
|
|
}
|
|
|
|
void CommentASTToHTMLConverter::visitBlockCommandComment(
|
|
const BlockCommandComment *C) {
|
|
const CommandInfo *Info = Traits.getCommandInfo(C->getCommandID());
|
|
if (Info->IsBriefCommand) {
|
|
Result << "<p class=\"para-brief\">";
|
|
visitNonStandaloneParagraphComment(C->getParagraph());
|
|
Result << "</p>";
|
|
return;
|
|
}
|
|
if (Info->IsReturnsCommand) {
|
|
Result << "<p class=\"para-returns\">"
|
|
"<span class=\"word-returns\">Returns</span> ";
|
|
visitNonStandaloneParagraphComment(C->getParagraph());
|
|
Result << "</p>";
|
|
return;
|
|
}
|
|
// We don't know anything about this command. Just render the paragraph.
|
|
visit(C->getParagraph());
|
|
}
|
|
|
|
void CommentASTToHTMLConverter::visitParamCommandComment(
|
|
const ParamCommandComment *C) {
|
|
if (C->isParamIndexValid()) {
|
|
Result << "<dt class=\"param-name-index-"
|
|
<< C->getParamIndex()
|
|
<< "\">";
|
|
appendToResultWithHTMLEscaping(C->getParamName(FC));
|
|
} else {
|
|
Result << "<dt class=\"param-name-index-invalid\">";
|
|
appendToResultWithHTMLEscaping(C->getParamNameAsWritten());
|
|
}
|
|
Result << "</dt>";
|
|
|
|
if (C->isParamIndexValid()) {
|
|
Result << "<dd class=\"param-descr-index-"
|
|
<< C->getParamIndex()
|
|
<< "\">";
|
|
} else
|
|
Result << "<dd class=\"param-descr-index-invalid\">";
|
|
|
|
visitNonStandaloneParagraphComment(C->getParagraph());
|
|
Result << "</dd>";
|
|
}
|
|
|
|
void CommentASTToHTMLConverter::visitTParamCommandComment(
|
|
const TParamCommandComment *C) {
|
|
if (C->isPositionValid()) {
|
|
if (C->getDepth() == 1)
|
|
Result << "<dt class=\"tparam-name-index-"
|
|
<< C->getIndex(0)
|
|
<< "\">";
|
|
else
|
|
Result << "<dt class=\"tparam-name-index-other\">";
|
|
appendToResultWithHTMLEscaping(C->getParamName(FC));
|
|
} else {
|
|
Result << "<dt class=\"tparam-name-index-invalid\">";
|
|
appendToResultWithHTMLEscaping(C->getParamNameAsWritten());
|
|
}
|
|
|
|
Result << "</dt>";
|
|
|
|
if (C->isPositionValid()) {
|
|
if (C->getDepth() == 1)
|
|
Result << "<dd class=\"tparam-descr-index-"
|
|
<< C->getIndex(0)
|
|
<< "\">";
|
|
else
|
|
Result << "<dd class=\"tparam-descr-index-other\">";
|
|
} else
|
|
Result << "<dd class=\"tparam-descr-index-invalid\">";
|
|
|
|
visitNonStandaloneParagraphComment(C->getParagraph());
|
|
Result << "</dd>";
|
|
}
|
|
|
|
void CommentASTToHTMLConverter::visitVerbatimBlockComment(
|
|
const VerbatimBlockComment *C) {
|
|
unsigned NumLines = C->getNumLines();
|
|
if (NumLines == 0)
|
|
return;
|
|
|
|
Result << "<pre>";
|
|
for (unsigned i = 0; i != NumLines; ++i) {
|
|
appendToResultWithHTMLEscaping(C->getText(i));
|
|
if (i + 1 != NumLines)
|
|
Result << '\n';
|
|
}
|
|
Result << "</pre>";
|
|
}
|
|
|
|
void CommentASTToHTMLConverter::visitVerbatimBlockLineComment(
|
|
const VerbatimBlockLineComment *C) {
|
|
llvm_unreachable("should not see this AST node");
|
|
}
|
|
|
|
void CommentASTToHTMLConverter::visitVerbatimLineComment(
|
|
const VerbatimLineComment *C) {
|
|
Result << "<pre>";
|
|
appendToResultWithHTMLEscaping(C->getText());
|
|
Result << "</pre>";
|
|
}
|
|
|
|
void CommentASTToHTMLConverter::visitFullComment(const FullComment *C) {
|
|
FullCommentParts Parts(C, Traits);
|
|
|
|
bool FirstParagraphIsBrief = false;
|
|
if (Parts.Brief)
|
|
visit(Parts.Brief);
|
|
else if (Parts.FirstParagraph) {
|
|
Result << "<p class=\"para-brief\">";
|
|
visitNonStandaloneParagraphComment(Parts.FirstParagraph);
|
|
Result << "</p>";
|
|
FirstParagraphIsBrief = true;
|
|
}
|
|
|
|
for (unsigned i = 0, e = Parts.MiscBlocks.size(); i != e; ++i) {
|
|
const Comment *C = Parts.MiscBlocks[i];
|
|
if (FirstParagraphIsBrief && C == Parts.FirstParagraph)
|
|
continue;
|
|
visit(C);
|
|
}
|
|
|
|
if (Parts.TParams.size() != 0) {
|
|
Result << "<dl>";
|
|
for (unsigned i = 0, e = Parts.TParams.size(); i != e; ++i)
|
|
visit(Parts.TParams[i]);
|
|
Result << "</dl>";
|
|
}
|
|
|
|
if (Parts.Params.size() != 0) {
|
|
Result << "<dl>";
|
|
for (unsigned i = 0, e = Parts.Params.size(); i != e; ++i)
|
|
visit(Parts.Params[i]);
|
|
Result << "</dl>";
|
|
}
|
|
|
|
if (Parts.Returns)
|
|
visit(Parts.Returns);
|
|
|
|
Result.flush();
|
|
}
|
|
|
|
void CommentASTToHTMLConverter::visitNonStandaloneParagraphComment(
|
|
const ParagraphComment *C) {
|
|
if (!C)
|
|
return;
|
|
|
|
for (Comment::child_iterator I = C->child_begin(), E = C->child_end();
|
|
I != E; ++I) {
|
|
visit(*I);
|
|
}
|
|
}
|
|
|
|
void CommentASTToHTMLConverter::appendToResultWithHTMLEscaping(StringRef S) {
|
|
for (StringRef::iterator I = S.begin(), E = S.end(); I != E; ++I) {
|
|
const char C = *I;
|
|
switch (C) {
|
|
case '&':
|
|
Result << "&";
|
|
break;
|
|
case '<':
|
|
Result << "<";
|
|
break;
|
|
case '>':
|
|
Result << ">";
|
|
break;
|
|
case '"':
|
|
Result << """;
|
|
break;
|
|
case '\'':
|
|
Result << "'";
|
|
break;
|
|
case '/':
|
|
Result << "/";
|
|
break;
|
|
default:
|
|
Result << C;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
extern "C" {
|
|
|
|
CXString clang_HTMLTagComment_getAsString(CXComment CXC) {
|
|
const HTMLTagComment *HTC = getASTNodeAs<HTMLTagComment>(CXC);
|
|
if (!HTC)
|
|
return createCXString((const char *) 0);
|
|
|
|
SmallString<128> HTML;
|
|
CommentASTToHTMLConverter Converter(0, HTML, getCommandTraits(CXC));
|
|
Converter.visit(HTC);
|
|
return createCXString(HTML.str(), /* DupString = */ true);
|
|
}
|
|
|
|
CXString clang_FullComment_getAsHTML(CXComment CXC) {
|
|
const FullComment *FC = getASTNodeAs<FullComment>(CXC);
|
|
if (!FC)
|
|
return createCXString((const char *) 0);
|
|
|
|
SmallString<1024> HTML;
|
|
CommentASTToHTMLConverter Converter(FC, HTML, getCommandTraits(CXC));
|
|
Converter.visit(FC);
|
|
return createCXString(HTML.str(), /* DupString = */ true);
|
|
}
|
|
|
|
} // end extern "C"
|
|
|
|
namespace {
|
|
class CommentASTToXMLConverter :
|
|
public ConstCommentVisitor<CommentASTToXMLConverter> {
|
|
public:
|
|
/// \param Str accumulator for XML.
|
|
CommentASTToXMLConverter(const FullComment *FC,
|
|
SmallVectorImpl<char> &Str,
|
|
const CommandTraits &Traits,
|
|
const SourceManager &SM) :
|
|
FC(FC), Result(Str), Traits(Traits), SM(SM) { }
|
|
|
|
// Inline content.
|
|
void visitTextComment(const TextComment *C);
|
|
void visitInlineCommandComment(const InlineCommandComment *C);
|
|
void visitHTMLStartTagComment(const HTMLStartTagComment *C);
|
|
void visitHTMLEndTagComment(const HTMLEndTagComment *C);
|
|
|
|
// Block content.
|
|
void visitParagraphComment(const ParagraphComment *C);
|
|
void visitBlockCommandComment(const BlockCommandComment *C);
|
|
void visitParamCommandComment(const ParamCommandComment *C);
|
|
void visitTParamCommandComment(const TParamCommandComment *C);
|
|
void visitVerbatimBlockComment(const VerbatimBlockComment *C);
|
|
void visitVerbatimBlockLineComment(const VerbatimBlockLineComment *C);
|
|
void visitVerbatimLineComment(const VerbatimLineComment *C);
|
|
|
|
void visitFullComment(const FullComment *C);
|
|
|
|
// Helpers.
|
|
void appendToResultWithXMLEscaping(StringRef S);
|
|
|
|
private:
|
|
const FullComment *FC;
|
|
|
|
/// Output stream for XML.
|
|
llvm::raw_svector_ostream Result;
|
|
|
|
const CommandTraits &Traits;
|
|
const SourceManager &SM;
|
|
};
|
|
|
|
void getSourceTextOfDeclaration(const DeclInfo *ThisDecl,
|
|
SmallVectorImpl<char> &Str) {
|
|
ASTContext &Context = ThisDecl->CurrentDecl->getASTContext();
|
|
const LangOptions &LangOpts = Context.getLangOpts();
|
|
llvm::raw_svector_ostream OS(Str);
|
|
PrintingPolicy PPolicy(LangOpts);
|
|
PPolicy.SuppressAttributes = true;
|
|
PPolicy.TerseOutput = true;
|
|
ThisDecl->CurrentDecl->print(OS, PPolicy,
|
|
/*Indentation*/0, /*PrintInstantiation*/true);
|
|
}
|
|
|
|
} // end unnamed namespace
|
|
|
|
void CommentASTToXMLConverter::visitTextComment(const TextComment *C) {
|
|
appendToResultWithXMLEscaping(C->getText());
|
|
}
|
|
|
|
void CommentASTToXMLConverter::visitInlineCommandComment(const InlineCommandComment *C) {
|
|
// Nothing to render if no arguments supplied.
|
|
if (C->getNumArgs() == 0)
|
|
return;
|
|
|
|
// Nothing to render if argument is empty.
|
|
StringRef Arg0 = C->getArgText(0);
|
|
if (Arg0.empty())
|
|
return;
|
|
|
|
switch (C->getRenderKind()) {
|
|
case InlineCommandComment::RenderNormal:
|
|
for (unsigned i = 0, e = C->getNumArgs(); i != e; ++i) {
|
|
appendToResultWithXMLEscaping(C->getArgText(i));
|
|
Result << " ";
|
|
}
|
|
return;
|
|
case InlineCommandComment::RenderBold:
|
|
assert(C->getNumArgs() == 1);
|
|
Result << "<bold>";
|
|
appendToResultWithXMLEscaping(Arg0);
|
|
Result << "</bold>";
|
|
return;
|
|
case InlineCommandComment::RenderMonospaced:
|
|
assert(C->getNumArgs() == 1);
|
|
Result << "<monospaced>";
|
|
appendToResultWithXMLEscaping(Arg0);
|
|
Result << "</monospaced>";
|
|
return;
|
|
case InlineCommandComment::RenderEmphasized:
|
|
assert(C->getNumArgs() == 1);
|
|
Result << "<emphasized>";
|
|
appendToResultWithXMLEscaping(Arg0);
|
|
Result << "</emphasized>";
|
|
return;
|
|
}
|
|
}
|
|
|
|
void CommentASTToXMLConverter::visitHTMLStartTagComment(const HTMLStartTagComment *C) {
|
|
Result << "<rawHTML><![CDATA[";
|
|
PrintHTMLStartTagComment(C, Result);
|
|
Result << "]]></rawHTML>";
|
|
}
|
|
|
|
void CommentASTToXMLConverter::visitHTMLEndTagComment(const HTMLEndTagComment *C) {
|
|
Result << "<rawHTML></" << C->getTagName() << "></rawHTML>";
|
|
}
|
|
|
|
void CommentASTToXMLConverter::visitParagraphComment(const ParagraphComment *C) {
|
|
if (C->isWhitespace())
|
|
return;
|
|
|
|
Result << "<Para>";
|
|
for (Comment::child_iterator I = C->child_begin(), E = C->child_end();
|
|
I != E; ++I) {
|
|
visit(*I);
|
|
}
|
|
Result << "</Para>";
|
|
}
|
|
|
|
void CommentASTToXMLConverter::visitBlockCommandComment(const BlockCommandComment *C) {
|
|
visit(C->getParagraph());
|
|
}
|
|
|
|
void CommentASTToXMLConverter::visitParamCommandComment(const ParamCommandComment *C) {
|
|
Result << "<Parameter><Name>";
|
|
appendToResultWithXMLEscaping(C->isParamIndexValid() ? C->getParamName(FC)
|
|
: C->getParamNameAsWritten());
|
|
Result << "</Name>";
|
|
|
|
if (C->isParamIndexValid())
|
|
Result << "<Index>" << C->getParamIndex() << "</Index>";
|
|
|
|
Result << "<Direction isExplicit=\"" << C->isDirectionExplicit() << "\">";
|
|
switch (C->getDirection()) {
|
|
case ParamCommandComment::In:
|
|
Result << "in";
|
|
break;
|
|
case ParamCommandComment::Out:
|
|
Result << "out";
|
|
break;
|
|
case ParamCommandComment::InOut:
|
|
Result << "in,out";
|
|
break;
|
|
}
|
|
Result << "</Direction><Discussion>";
|
|
visit(C->getParagraph());
|
|
Result << "</Discussion></Parameter>";
|
|
}
|
|
|
|
void CommentASTToXMLConverter::visitTParamCommandComment(
|
|
const TParamCommandComment *C) {
|
|
Result << "<Parameter><Name>";
|
|
appendToResultWithXMLEscaping(C->isPositionValid() ? C->getParamName(FC)
|
|
: C->getParamNameAsWritten());
|
|
Result << "</Name>";
|
|
|
|
if (C->isPositionValid() && C->getDepth() == 1) {
|
|
Result << "<Index>" << C->getIndex(0) << "</Index>";
|
|
}
|
|
|
|
Result << "<Discussion>";
|
|
visit(C->getParagraph());
|
|
Result << "</Discussion></Parameter>";
|
|
}
|
|
|
|
void CommentASTToXMLConverter::visitVerbatimBlockComment(
|
|
const VerbatimBlockComment *C) {
|
|
unsigned NumLines = C->getNumLines();
|
|
if (NumLines == 0)
|
|
return;
|
|
|
|
Result << llvm::StringSwitch<const char *>(C->getCommandName(Traits))
|
|
.Case("code", "<Verbatim xml:space=\"preserve\" kind=\"code\">")
|
|
.Default("<Verbatim xml:space=\"preserve\" kind=\"verbatim\">");
|
|
for (unsigned i = 0; i != NumLines; ++i) {
|
|
appendToResultWithXMLEscaping(C->getText(i));
|
|
if (i + 1 != NumLines)
|
|
Result << '\n';
|
|
}
|
|
Result << "</Verbatim>";
|
|
}
|
|
|
|
void CommentASTToXMLConverter::visitVerbatimBlockLineComment(
|
|
const VerbatimBlockLineComment *C) {
|
|
llvm_unreachable("should not see this AST node");
|
|
}
|
|
|
|
void CommentASTToXMLConverter::visitVerbatimLineComment(
|
|
const VerbatimLineComment *C) {
|
|
Result << "<Verbatim xml:space=\"preserve\" kind=\"verbatim\">";
|
|
appendToResultWithXMLEscaping(C->getText());
|
|
Result << "</Verbatim>";
|
|
}
|
|
|
|
void CommentASTToXMLConverter::visitFullComment(const FullComment *C) {
|
|
FullCommentParts Parts(C, Traits);
|
|
|
|
const DeclInfo *DI = C->getDeclInfo();
|
|
StringRef RootEndTag;
|
|
if (DI) {
|
|
switch (DI->getKind()) {
|
|
case DeclInfo::OtherKind:
|
|
RootEndTag = "</Other>";
|
|
Result << "<Other";
|
|
break;
|
|
case DeclInfo::FunctionKind:
|
|
RootEndTag = "</Function>";
|
|
Result << "<Function";
|
|
switch (DI->TemplateKind) {
|
|
case DeclInfo::NotTemplate:
|
|
break;
|
|
case DeclInfo::Template:
|
|
Result << " templateKind=\"template\"";
|
|
break;
|
|
case DeclInfo::TemplateSpecialization:
|
|
Result << " templateKind=\"specialization\"";
|
|
break;
|
|
case DeclInfo::TemplatePartialSpecialization:
|
|
llvm_unreachable("partial specializations of functions "
|
|
"are not allowed in C++");
|
|
}
|
|
if (DI->IsInstanceMethod)
|
|
Result << " isInstanceMethod=\"1\"";
|
|
if (DI->IsClassMethod)
|
|
Result << " isClassMethod=\"1\"";
|
|
break;
|
|
case DeclInfo::ClassKind:
|
|
RootEndTag = "</Class>";
|
|
Result << "<Class";
|
|
switch (DI->TemplateKind) {
|
|
case DeclInfo::NotTemplate:
|
|
break;
|
|
case DeclInfo::Template:
|
|
Result << " templateKind=\"template\"";
|
|
break;
|
|
case DeclInfo::TemplateSpecialization:
|
|
Result << " templateKind=\"specialization\"";
|
|
break;
|
|
case DeclInfo::TemplatePartialSpecialization:
|
|
Result << " templateKind=\"partialSpecialization\"";
|
|
break;
|
|
}
|
|
break;
|
|
case DeclInfo::VariableKind:
|
|
RootEndTag = "</Variable>";
|
|
Result << "<Variable";
|
|
break;
|
|
case DeclInfo::NamespaceKind:
|
|
RootEndTag = "</Namespace>";
|
|
Result << "<Namespace";
|
|
break;
|
|
case DeclInfo::TypedefKind:
|
|
RootEndTag = "</Typedef>";
|
|
Result << "<Typedef";
|
|
break;
|
|
case DeclInfo::EnumKind:
|
|
RootEndTag = "</Enum>";
|
|
Result << "<Enum";
|
|
break;
|
|
}
|
|
|
|
{
|
|
// Print line and column number.
|
|
SourceLocation Loc = DI->CurrentDecl->getLocation();
|
|
std::pair<FileID, unsigned> LocInfo = SM.getDecomposedLoc(Loc);
|
|
FileID FID = LocInfo.first;
|
|
unsigned FileOffset = LocInfo.second;
|
|
|
|
if (!FID.isInvalid()) {
|
|
if (const FileEntry *FE = SM.getFileEntryForID(FID)) {
|
|
Result << " file=\"";
|
|
appendToResultWithXMLEscaping(FE->getName());
|
|
Result << "\"";
|
|
}
|
|
Result << " line=\"" << SM.getLineNumber(FID, FileOffset)
|
|
<< "\" column=\"" << SM.getColumnNumber(FID, FileOffset)
|
|
<< "\"";
|
|
}
|
|
}
|
|
|
|
// Finish the root tag.
|
|
Result << ">";
|
|
|
|
bool FoundName = false;
|
|
if (const NamedDecl *ND = dyn_cast<NamedDecl>(DI->CommentDecl)) {
|
|
if (DeclarationName DeclName = ND->getDeclName()) {
|
|
Result << "<Name>";
|
|
std::string Name = DeclName.getAsString();
|
|
appendToResultWithXMLEscaping(Name);
|
|
FoundName = true;
|
|
Result << "</Name>";
|
|
}
|
|
}
|
|
if (!FoundName)
|
|
Result << "<Name><anonymous></Name>";
|
|
|
|
{
|
|
// Print USR.
|
|
SmallString<128> USR;
|
|
cxcursor::getDeclCursorUSR(DI->CommentDecl, USR);
|
|
if (!USR.empty()) {
|
|
Result << "<USR>";
|
|
appendToResultWithXMLEscaping(USR);
|
|
Result << "</USR>";
|
|
}
|
|
}
|
|
} else {
|
|
// No DeclInfo -- just emit some root tag and name tag.
|
|
RootEndTag = "</Other>";
|
|
Result << "<Other><Name>unknown</Name>";
|
|
}
|
|
|
|
{
|
|
// Pretty-print the declaration.
|
|
Result << "<Declaration>";
|
|
SmallString<128> Declaration;
|
|
getSourceTextOfDeclaration(DI, Declaration);
|
|
appendToResultWithXMLEscaping(Declaration);
|
|
Result << "</Declaration>";
|
|
}
|
|
|
|
bool FirstParagraphIsBrief = false;
|
|
if (Parts.Brief) {
|
|
Result << "<Abstract>";
|
|
visit(Parts.Brief);
|
|
Result << "</Abstract>";
|
|
} else if (Parts.FirstParagraph) {
|
|
Result << "<Abstract>";
|
|
visit(Parts.FirstParagraph);
|
|
Result << "</Abstract>";
|
|
FirstParagraphIsBrief = true;
|
|
}
|
|
|
|
if (Parts.TParams.size() != 0) {
|
|
Result << "<TemplateParameters>";
|
|
for (unsigned i = 0, e = Parts.TParams.size(); i != e; ++i)
|
|
visit(Parts.TParams[i]);
|
|
Result << "</TemplateParameters>";
|
|
}
|
|
|
|
if (Parts.Params.size() != 0) {
|
|
Result << "<Parameters>";
|
|
for (unsigned i = 0, e = Parts.Params.size(); i != e; ++i)
|
|
visit(Parts.Params[i]);
|
|
Result << "</Parameters>";
|
|
}
|
|
|
|
if (Parts.Returns) {
|
|
Result << "<ResultDiscussion>";
|
|
visit(Parts.Returns);
|
|
Result << "</ResultDiscussion>";
|
|
}
|
|
|
|
if (DI->CommentDecl->hasAttrs()) {
|
|
const AttrVec &Attrs = DI->CommentDecl->getAttrs();
|
|
for (unsigned i = 0, e = Attrs.size(); i != e; i++) {
|
|
const AvailabilityAttr *AA = dyn_cast<AvailabilityAttr>(Attrs[i]);
|
|
if (!AA) {
|
|
if (const DeprecatedAttr *DA = dyn_cast<DeprecatedAttr>(Attrs[i])) {
|
|
if (DA->getMessage().empty())
|
|
Result << "<Deprecated/>";
|
|
else {
|
|
Result << "<Deprecated>";
|
|
appendToResultWithXMLEscaping(DA->getMessage());
|
|
Result << "</Deprecated>";
|
|
}
|
|
}
|
|
else if (const UnavailableAttr *UA = dyn_cast<UnavailableAttr>(Attrs[i])) {
|
|
if (UA->getMessage().empty())
|
|
Result << "<Unavailable/>";
|
|
else {
|
|
Result << "<Unavailable>";
|
|
appendToResultWithXMLEscaping(UA->getMessage());
|
|
Result << "</Unavailable>";
|
|
}
|
|
}
|
|
continue;
|
|
}
|
|
|
|
// 'availability' attribute.
|
|
Result << "<Availability";
|
|
StringRef Distribution;
|
|
if (AA->getPlatform()) {
|
|
Distribution = AvailabilityAttr::getPrettyPlatformName(
|
|
AA->getPlatform()->getName());
|
|
if (Distribution.empty())
|
|
Distribution = AA->getPlatform()->getName();
|
|
}
|
|
Result << " distribution=\"" << Distribution << "\">";
|
|
VersionTuple IntroducedInVersion = AA->getIntroduced();
|
|
if (!IntroducedInVersion.empty()) {
|
|
Result << "<IntroducedInVersion>"
|
|
<< IntroducedInVersion.getAsString()
|
|
<< "</IntroducedInVersion>";
|
|
}
|
|
VersionTuple DeprecatedInVersion = AA->getDeprecated();
|
|
if (!DeprecatedInVersion.empty()) {
|
|
Result << "<DeprecatedInVersion>"
|
|
<< DeprecatedInVersion.getAsString()
|
|
<< "</DeprecatedInVersion>";
|
|
}
|
|
VersionTuple RemovedAfterVersion = AA->getObsoleted();
|
|
if (!RemovedAfterVersion.empty()) {
|
|
Result << "<RemovedAfterVersion>"
|
|
<< RemovedAfterVersion.getAsString()
|
|
<< "</RemovedAfterVersion>";
|
|
}
|
|
StringRef DeprecationSummary = AA->getMessage();
|
|
if (!DeprecationSummary.empty()) {
|
|
Result << "<DeprecationSummary>";
|
|
appendToResultWithXMLEscaping(DeprecationSummary);
|
|
Result << "</DeprecationSummary>";
|
|
}
|
|
if (AA->getUnavailable())
|
|
Result << "<Unavailable/>";
|
|
Result << "</Availability>";
|
|
}
|
|
}
|
|
|
|
{
|
|
bool StartTagEmitted = false;
|
|
for (unsigned i = 0, e = Parts.MiscBlocks.size(); i != e; ++i) {
|
|
const Comment *C = Parts.MiscBlocks[i];
|
|
if (FirstParagraphIsBrief && C == Parts.FirstParagraph)
|
|
continue;
|
|
if (!StartTagEmitted) {
|
|
Result << "<Discussion>";
|
|
StartTagEmitted = true;
|
|
}
|
|
visit(C);
|
|
}
|
|
if (StartTagEmitted)
|
|
Result << "</Discussion>";
|
|
}
|
|
|
|
Result << RootEndTag;
|
|
|
|
Result.flush();
|
|
}
|
|
|
|
void CommentASTToXMLConverter::appendToResultWithXMLEscaping(StringRef S) {
|
|
for (StringRef::iterator I = S.begin(), E = S.end(); I != E; ++I) {
|
|
const char C = *I;
|
|
switch (C) {
|
|
case '&':
|
|
Result << "&";
|
|
break;
|
|
case '<':
|
|
Result << "<";
|
|
break;
|
|
case '>':
|
|
Result << ">";
|
|
break;
|
|
case '"':
|
|
Result << """;
|
|
break;
|
|
case '\'':
|
|
Result << "'";
|
|
break;
|
|
default:
|
|
Result << C;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
extern "C" {
|
|
|
|
CXString clang_FullComment_getAsXML(CXComment CXC) {
|
|
const FullComment *FC = getASTNodeAs<FullComment>(CXC);
|
|
if (!FC)
|
|
return createCXString((const char *) 0);
|
|
|
|
CXTranslationUnit TU = CXC.TranslationUnit;
|
|
SourceManager &SM = static_cast<ASTUnit *>(TU->TUData)->getSourceManager();
|
|
|
|
SmallString<1024> XML;
|
|
CommentASTToXMLConverter Converter(FC, XML, getCommandTraits(CXC), SM);
|
|
Converter.visit(FC);
|
|
return createCXString(XML.str(), /* DupString = */ true);
|
|
}
|
|
|
|
} // end extern "C"
|
|
|