Refactor ASTReader::getSourceDescriptor(const Module &) into a constructor

of ASTSourceDescriptor. It was effectively a static function.

NFC.

llvm-svn: 248069

1 files changed, 7 insertions, 3 deletions

diff --git a/clang/lib/AST/ExternalASTSource.cpp b/clang/lib/AST/ExternalASTSource.cpp
index 8a44c05dbb7..62d41d3e497 100644
--- a/clang/lib/AST/ExternalASTSource.cpp
+++ b/clang/lib/AST/ExternalASTSource.cpp
@@ -16,6 +16,7 @@
 #include "clang/AST/ExternalASTSource.h"
 #include "clang/AST/ASTContext.h"
 #include "clang/AST/DeclarationName.h"
+#include "clang/Basic/Module.h"
 #include "llvm/Support/ErrorHandling.h"
 
 using namespace clang;
@@ -27,9 +28,12 @@ ExternalASTSource::getSourceDescriptor(unsigned ID) {
   return None;
 }
 
-ExternalASTSource::ASTSourceDescriptor
-ExternalASTSource::getSourceDescriptor(const Module &M) {
-  return ASTSourceDescriptor();
+ExternalASTSource::ASTSourceDescriptor::ASTSourceDescriptor(const Module &M)
+    : ModuleName(M.getFullModuleName()), Signature(M.Signature) {
+  if (M.Directory)
+    Path = M.Directory->getName();
+  if (auto *File = M.getASTFile())
+    ASTFile = File->getName();
 }
 
 void ExternalASTSource::FindFileRegionDecls(FileID File, unsigned Offset,