[PATCH] D104619: [clang] Respect PrintingPolicy::FullyQualifiedName when printing a template-id

[Nathan Ridge via Phabricator via cfe-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rG08b289867b5a: [clang] Respect PrintingPolicy::FullyQualifiedName when printing a template-id (authored by nridge).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D104619/new/

https://reviews.llvm.org/D104619

Files:
  clang/lib/AST/TypePrinter.cpp
  clang/unittests/AST/CMakeLists.txt
  clang/unittests/AST/TypePrinterTest.cpp


Index: clang/unittests/AST/TypePrinterTest.cpp
===================================================================
--- /dev/null
+++ clang/unittests/AST/TypePrinterTest.cpp
@@ -0,0 +1,65 @@
+//===- unittests/AST/TypePrinterTest.cpp --- Type printer tests -----------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// This file contains tests for QualType::print() and related methods.
+//
+//===----------------------------------------------------------------------===//
+
+#include "ASTPrint.h"
+#include "clang/AST/ASTContext.h"
+#include "clang/ASTMatchers/ASTMatchFinder.h"
+#include "clang/Tooling/Tooling.h"
+#include "llvm/ADT/SmallString.h"
+#include "gtest/gtest.h"
+
+using namespace clang;
+using namespace ast_matchers;
+using namespace tooling;
+
+namespace {
+
+static void PrintType(raw_ostream &Out, const ASTContext *Context,
+                      const QualType *T,
+                      PrintingPolicyAdjuster PolicyAdjuster) {
+  assert(T && !T->isNull() && "Expected non-null Type");
+  PrintingPolicy Policy = Context->getPrintingPolicy();
+  if (PolicyAdjuster)
+    PolicyAdjuster(Policy);
+  T->print(Out, Policy);
+}
+
+::testing::AssertionResult
+PrintedTypeMatches(StringRef Code, const std::vector<std::string> &Args,
+                   const DeclarationMatcher &NodeMatch,
+                   StringRef ExpectedPrinted,
+                   PrintingPolicyAdjuster PolicyAdjuster) {
+  return PrintedNodeMatches<QualType>(Code, Args, NodeMatch, ExpectedPrinted,
+                                      "", PrintType, PolicyAdjuster);
+}
+
+} // unnamed namespace
+
+TEST(TypePrinter, TemplateId) {
+  std::string Code = R"cpp(
+    namespace N {
+      template <typename> struct Type {};
+      
+      template <typename T>
+      void Foo(const Type<T> &Param);
+    }
+  )cpp";
+  auto Matcher = parmVarDecl(hasType(qualType().bind("id")));
+
+  ASSERT_TRUE(PrintedTypeMatches(
+      Code, {}, Matcher, "const Type<T> &",
+      [](PrintingPolicy &Policy) { Policy.FullyQualifiedName = false; }));
+
+  ASSERT_TRUE(PrintedTypeMatches(
+      Code, {}, Matcher, "const N::Type<T> &",
+      [](PrintingPolicy &Policy) { Policy.FullyQualifiedName = true; }));
+}
\ No newline at end of file
Index: clang/unittests/AST/CMakeLists.txt
===================================================================
--- clang/unittests/AST/CMakeLists.txt
+++ clang/unittests/AST/CMakeLists.txt
@@ -29,6 +29,7 @@
   SourceLocationTest.cpp
   StmtPrinterTest.cpp
   StructuralEquivalenceTest.cpp
+  TypePrinterTest.cpp
   )
 
 clang_target_link_libraries(ASTTests
Index: clang/lib/AST/TypePrinter.cpp
===================================================================
--- clang/lib/AST/TypePrinter.cpp
+++ clang/lib/AST/TypePrinter.cpp
@@ -1459,7 +1459,7 @@
 void TypePrinter::printTemplateSpecializationBefore(
                                             const TemplateSpecializationType *T,
                                             raw_ostream &OS) {
-  printTemplateId(T, OS, false);
+  printTemplateId(T, OS, Policy.FullyQualifiedName);
 }
 
 void TypePrinter::printTemplateSpecializationAfter(


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