[SourceKit] Don't return buffer name in syntactic expansions

(cherry picked from commit 5877c90e6f0d2614b1a9f47f03cb3ad99b0baa5d)

Author: rintaro

include/swift/IDE/Utils.h

@@ -580,7 +580,7 @@ class SourceEditConsumer {
   void remove(SourceManager &SM, CharSourceRange Range);
   void acceptMacroExpansionBuffer(SourceManager &SM, unsigned bufferID,
                                   SourceFile *containingSF,
-                                  bool adjustExpansion);
+                                  bool adjustExpansion, bool includeBufferName);
 };
 
 /// This helper stream inserts text into a SourceLoc by calling functions in

lib/IDE/Utils.cpp

@@ -11,6 +11,7 @@
 //===----------------------------------------------------------------------===//
 
 #include "swift/IDE/Utils.h"
+#include "swift/AST/SourceFile.h"
 #include "swift/Basic/Edit.h"
 #include "swift/Basic/Platform.h"
 #include "swift/Basic/SourceManager.h"
@@ -659,7 +660,7 @@ adjustMacroExpansionWhitespace(GeneratedSourceInfo::Kind kind,
 
 void swift::ide::SourceEditConsumer::acceptMacroExpansionBuffer(
     SourceManager &SM, unsigned bufferID, SourceFile *containingSF,
-    bool adjustExpansion) {
+    bool adjustExpansion, bool includeBufferName) {
   auto generatedInfo = SM.getGeneratedSourceInfo(bufferID);
   if (!generatedInfo || generatedInfo->originalSourceRange.isInvalid())
     return;
@@ -706,9 +707,14 @@ void swift::ide::SourceEditConsumer::acceptMacroExpansionBuffer(
     originalPath = SM.getIdentifierForBuffer(*originalFile->getBufferID());
   }
 
+  StringRef bufferName;
+  if (includeBufferName) {
+    bufferName = SM.getIdentifierForBuffer(bufferID);
+  }
+
   accept(SM, {originalPath,
               originalSourceRange,
-              SM.getIdentifierForBuffer(bufferID),
+              bufferName,
               rewrittenBuffer,
               {}});
 }

lib/IDETool/SyntacticMacroExpansion.cpp

@@ -465,7 +465,8 @@ bool SyntacticMacroExpansionInstance::getExpansion(
   // Send all edits to the consumer.
   for (unsigned bufferID : bufferIDs) {
     consumer.acceptMacroExpansionBuffer(SourceMgr, bufferID, SF,
-                                        /*adjust=*/false);
+                                        /*adjust=*/false,
+                                        /*includeBufferName=*/false);
   }
 
   return false;

lib/Refactoring/Refactoring.cpp

@@ -8767,7 +8767,7 @@ static bool expandMacro(SourceManager &SM, ResolvedCursorInfoPtr cursorInfo,
   // Send all of the rewritten buffer snippets.
   for (auto bufferID: bufferIDs) {
     editConsumer.acceptMacroExpansionBuffer(SM, bufferID, containingSF,
-                                            adjustExpansion);
+                                            adjustExpansion, /*includeBufferName=*/true);
   }
 
   // For an attached macro, remove the custom attribute; it's been fully

test/SourceKit/Macros/syntactic_expansion.swift.expected

@@ -19,8 +19,7 @@
           key.column: 1,
           key.endline: 13,
           key.endcolumn: 1,
-          key.text: "static func requirement() where Element : P {\n  Element.requirement()\n}",
-          key.buffer_name: "macro_565056f2d01a68bdc1cc2ee8aa618595.swift"
+          key.text: "static func requirement() where Element : P {\n  Element.requirement()\n}"
         }
       ],
       key.category: source.edit.kind.active
@@ -32,8 +31,7 @@
           key.column: 2,
           key.endline: 13,
           key.endcolumn: 2,
-          key.text: "extension Generic : P where Element: P {}",
-          key.buffer_name: "macro_a05c1290cb88fd731ba683e5aa86fdb7.swift"
+          key.text: "extension Generic : P where Element: P {}"
         }
       ],
       key.category: source.edit.kind.active
@@ -57,8 +55,7 @@
           key.column: 17,
           key.endline: 7,
           key.endcolumn: 17,
-          key.text: "{\n    get {\n            _value.wrappedValue\n      }\n\n    set {\n            _value.wrappedValue = newValue\n      }\n}",
-          key.buffer_name: "macro_f51f41c03929a32f838d53f437ec0a36.swift"
+          key.text: "{\n    get {\n            _value.wrappedValue\n      }\n\n    set {\n            _value.wrappedValue = newValue\n      }\n}"
         }
       ],
       key.category: source.edit.kind.active
@@ -70,8 +67,7 @@
           key.column: 12,
           key.endline: 7,
           key.endcolumn: 12,
-          key.text: "var _value: MyWrapperThingy<Int>",
-          key.buffer_name: "macro_4cb3f1a23406c36f4ca3076cfc889d56.swift"
+          key.text: "var _value: MyWrapperThingy<Int>"
         }
       ],
       key.category: source.edit.kind.active
@@ -95,8 +91,7 @@
           key.column: 3,
           key.endline: 7,
           key.endcolumn: 3,
-          key.text: "@Wrapper",
-          key.buffer_name: "macro_a4c2cd1a73caad3b1eb8f265e55461ee.swift"
+          key.text: "@Wrapper"
         }
       ],
       key.category: source.edit.kind.active
@@ -108,8 +103,7 @@
           key.column: 3,
           key.endline: 10,
           key.endcolumn: 3,
-          key.text: "@Wrapper",
-          key.buffer_name: "macro_8bd5a8e09442bf0ec36f456f59a93687.swift"
+          key.text: "@Wrapper"
         }
       ],
       key.category: source.edit.kind.active
@@ -121,8 +115,7 @@
           key.column: 3,
           key.endline: 12,
           key.endcolumn: 35,
-          key.text: "struct blah8 {\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu_() {\n  }\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu0_() {\n  }\n}\nstruct blah16 {\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu1_() {\n  }\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu2_() {\n  }\n}\nstruct blah32 {\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu3_() {\n  }\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu4_() {\n  }\n}\nstruct blah64 {\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu5_() {\n  }\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu6_() {\n  }\n}",
-          key.buffer_name: "macro_a01f07de3e9ee8585adf794ccd6dec8c.swift"
+          key.text: "struct blah8 {\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu_() {\n  }\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu0_() {\n  }\n}\nstruct blah16 {\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu1_() {\n  }\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu2_() {\n  }\n}\nstruct blah32 {\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu3_() {\n  }\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu4_() {\n  }\n}\nstruct blah64 {\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu5_() {\n  }\n  func macro_a01f07de3e9ee8585adf794ccd6dec8c6methodfMu6_() {\n  }\n}"
         }
       ],
       key.category: source.edit.kind.active