Code completion for ordinary names when we're starting a declaration, expression, or statement

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@82481 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 18 insertions, 0 deletions

diff --git a/lib/Sema/SemaCodeComplete.cpp b/lib/Sema/SemaCodeComplete.cpp
index 79904c9c53..52e7d0e005 100644
--- a/lib/Sema/SemaCodeComplete.cpp
+++ b/lib/Sema/SemaCodeComplete.cpp
@@ -104,6 +104,7 @@ namespace {
     /// results of name lookup. All of the predicates have the same type, so that
     /// 
     //@{
+    bool IsOrdinaryName(NamedDecl *ND) const;
     bool IsNestedNameSpecifier(NamedDecl *ND) const;
     bool IsEnum(NamedDecl *ND) const;
     bool IsClassOrStruct(NamedDecl *ND) const;
@@ -316,6 +317,16 @@ void ResultBuilder::ExitScope() {
   ShadowMaps.pop_back();
 }
 
+/// \brief Determines whether this given declaration will be found by
+/// ordinary name lookup.
+bool ResultBuilder::IsOrdinaryName(NamedDecl *ND) const {
+  unsigned IDNS = Decl::IDNS_Ordinary;
+  if (SemaRef.getLangOptions().CPlusPlus)
+    IDNS |= Decl::IDNS_Tag;
+  
+  return ND->getIdentifierNamespace() & IDNS;
+}
+
 /// \brief Determines whether the given declaration is suitable as the 
 /// start of a C++ nested-name-specifier, e.g., a class or namespace.
 bool ResultBuilder::IsNestedNameSpecifier(NamedDecl *ND) const {
@@ -874,6 +885,13 @@ static void HandleCodeCompleteResults(CodeCompleteConsumer *CodeCompleter,
     CodeCompleter->ProcessCodeCompleteResults(Results, NumResults);
 }
 
+void Sema::CodeCompleteOrdinaryName(Scope *S) {
+  ResultBuilder Results(*this, &ResultBuilder::IsOrdinaryName);
+  CollectLookupResults(S, Context.getTranslationUnitDecl(), 0, CurContext, 
+                       Results);
+  HandleCodeCompleteResults(CodeCompleter, Results.data(), Results.size());
+}
+
 void Sema::CodeCompleteMemberReferenceExpr(Scope *S, ExprTy *BaseE,
                                            SourceLocation OpLoc,
                                            bool IsArrow) {