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[indexer] Add template parameters in parameter-list to their uses and index template template parameters

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This commit is contained in:
Fangrui Song 2017-12-31 22:54:52 -08:00
parent a4847181fa
commit a6496a0f8f
1 changed files with 29 additions and 12 deletions
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41
src/indexer.cc
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@ -977,11 +977,6 @@ ClangCursor::VisitResult TemplateVisitor(ClangCursor cursor,
TemplateVisitorData* data) {
switch (cursor.get_kind()) {
default:
//if (!IsFunctionCallContext(cursor.get_kind()))
cursor.VisitChildren(&TemplateVisitor, data);
/* fallthrough */
// TODO Add other containers not covered by IsFunctionCallContext
case CXCursor_ClassTemplate:
break;
case CXCursor_DeclRefExpr: {
ClangCursor ref_cursor = clang_getCursorReferenced(cursor.cx_cursor);
@ -995,10 +990,10 @@ ClangCursor::VisitResult TemplateVisitor(ClangCursor cursor,
ResolveExtent(ref_cursor.cx_cursor);
ref_index->def.short_name = ref_cursor.get_spelling();
ref_index->def.detailed_name = ref_index->def.short_name;
ref_index->uses.push_back(ResolveSpelling(ref_cursor.cx_cursor));
}
UniqueAdd(ref_index->uses, ResolveSpelling(cursor.cx_cursor));
} else
cursor.VisitChildren(&TemplateVisitor, data);
}
break;
}
case CXCursor_OverloadedDeclRef: {
@ -1023,6 +1018,29 @@ ClangCursor::VisitResult TemplateVisitor(ClangCursor cursor,
}
break;
}
case CXCursor_TemplateRef: {
ClangCursor ref_cursor = clang_getCursorReferenced(cursor.cx_cursor);
if (ref_cursor.get_kind() == CXCursor_TemplateTemplateParameter) {
IndexType* ref_index =
data->db->Resolve(data->db->ToTypeId(ref_cursor.get_usr()));
// TODO It seems difficult to get references to template template
// parameters.
// CXCursor_TemplateTemplateParameter can be visited by visiting
// CXCursor_TranslationUnit, but not (confirm this) by visiting
// {Class,Function}Template. Thus we need to initialize it here.
if (ref_index->def.short_name.empty()) {
ref_index->def.definition_spelling =
ResolveSpelling(ref_cursor.cx_cursor);
ref_index->def.definition_extent =
ResolveExtent(ref_cursor.cx_cursor);
ref_index->def.short_name = ref_cursor.get_spelling();
ref_index->def.detailed_name = ref_index->def.short_name;
ref_index->uses.push_back(ResolveSpelling(ref_cursor.cx_cursor));
}
UniqueAdd(ref_index->uses, ResolveSpelling(cursor.cx_cursor));
}
break;
}
case CXCursor_TypeRef: {
ClangCursor ref_cursor = clang_getCursorReferenced(cursor.cx_cursor);
if (ref_cursor.get_kind() == CXCursor_TemplateTypeParameter) {
@ -1032,7 +1050,7 @@ ClangCursor::VisitResult TemplateVisitor(ClangCursor cursor,
// parameters.
// CXCursor_TemplateTypeParameter can be visited by visiting
// CXCursor_TranslationUnit, but not (confirm this) by visiting
// FunctionTemplate. Thus we need to initialize it here.
// {Class,Function}Template. Thus we need to initialize it here.
if (ref_index->def.short_name.empty()) {
ref_index->def.definition_spelling =
ResolveSpelling(ref_cursor.cx_cursor);
@ -1040,15 +1058,14 @@ ClangCursor::VisitResult TemplateVisitor(ClangCursor cursor,
ResolveExtent(ref_cursor.cx_cursor);
ref_index->def.short_name = ref_cursor.get_spelling();
ref_index->def.detailed_name = ref_index->def.short_name;
ref_index->uses.push_back(ResolveSpelling(ref_cursor.cx_cursor));
}
UniqueAdd(ref_index->uses, ResolveSpelling(cursor.cx_cursor));
} else
cursor.VisitChildren(&TemplateVisitor, data);
// TODO Can CXCursor_TemplateTemplateParameter appear here?
}
break;
}
}
return ClangCursor::VisitResult::Continue;
return ClangCursor::VisitResult::Recurse;
}
} // namespace