[PATCH] D70312: [clangd] Fix SelectionTree behavior on constructor init-lists.

[Sam McCall via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rGad9fd320091d: [clangd] Fix SelectionTree behavior on constructor init-lists. (authored by sammccall).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D70312/new/

https://reviews.llvm.org/D70312

Files:
  clang-tools-extra/clangd/Selection.cpp
  clang-tools-extra/clangd/unittests/SelectionTests.cpp


Index: clang-tools-extra/clangd/unittests/SelectionTests.cpp
===================================================================
--- clang-tools-extra/clangd/unittests/SelectionTests.cpp
+++ clang-tools-extra/clangd/unittests/SelectionTests.cpp
@@ -246,6 +246,17 @@
       // Tricky case: two VarDecls share a specifier.
       {"[[int ^a]], b;", "VarDecl"},
       {"[[int a, ^b]];", "VarDecl"},
+      // Tricky case: CXXConstructExpr wants to claim the whole init range.
+      {
+          R"cpp(
+            class X { X(int); };
+            class Y {
+              X x;
+              Y() : [[^x(4)]] {}
+            };
+          )cpp",
+          "CXXCtorInitializer", // Not the CXXConstructExpr!
+      },
       // Tricky case: anonymous struct is a sibling of the VarDecl.
       {"[[st^ruct {int x;}]] y;", "CXXRecordDecl"},
       {"[[struct {int x;} ^y]];", "VarDecl"},
Index: clang-tools-extra/clangd/Selection.cpp
===================================================================
--- clang-tools-extra/clangd/Selection.cpp
+++ clang-tools-extra/clangd/Selection.cpp
@@ -10,6 +10,7 @@
 #include "Logger.h"
 #include "SourceCode.h"
 #include "clang/AST/ASTTypeTraits.h"
+#include "clang/AST/DeclCXX.h"
 #include "clang/AST/Expr.h"
 #include "clang/AST/PrettyPrinter.h"
 #include "clang/AST/RecursiveASTVisitor.h"
@@ -397,6 +398,9 @@
       // int (*[[s]])();
       else if (auto *VD = llvm::dyn_cast<VarDecl>(D))
         return VD->getLocation();
+    } else if (const auto* CCI = N.get<CXXCtorInitializer>()) {
+      // : [[b_]](42)
+      return CCI->getMemberLocation();
     }
     return SourceRange();
   }


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