[clang] 05b4bfe - [ExtractAPI] Include +/- symbols for ObjC methods (#145035)

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Fri Jun 20 08:05:19 PDT 2025


Author: Prajwal Nadig
Date: 2025-06-20T09:05:16-06:00
New Revision: 05b4bfe19eaba13b4fdf39fc5541077c255b8e3f

URL: https://github.com/llvm/llvm-project/commit/05b4bfe19eaba13b4fdf39fc5541077c255b8e3f
DIFF: https://github.com/llvm/llvm-project/commit/05b4bfe19eaba13b4fdf39fc5541077c255b8e3f.diff

LOG: [ExtractAPI] Include +/- symbols for ObjC methods (#145035)

ObjC methods include a +/- prefix to indicate if they are a class or
instance method. This information is valuable, and must be included in
the navigator generated by ExtractAPI.

rdar://150870936

Added: 
    

Modified: 
    clang/lib/ExtractAPI/Serialization/SymbolGraphSerializer.cpp
    clang/test/ExtractAPI/objc_instancetype.m

Removed: 
    


################################################################################
diff  --git a/clang/lib/ExtractAPI/Serialization/SymbolGraphSerializer.cpp b/clang/lib/ExtractAPI/Serialization/SymbolGraphSerializer.cpp
index 139023f32e8d3..d3df9eb604f27 100644
--- a/clang/lib/ExtractAPI/Serialization/SymbolGraphSerializer.cpp
+++ b/clang/lib/ExtractAPI/Serialization/SymbolGraphSerializer.cpp
@@ -341,6 +341,22 @@ Object serializeNames(const APIRecord *Record) {
   serializeArray(Names, "subHeading",
                  serializeDeclarationFragments(Record->SubHeading));
   DeclarationFragments NavigatorFragments;
+  // The +/- prefix for Objective-C methods is important information, and
+  // should be included in the navigator fragment. The entire subheading is
+  // not included as it can contain too much information for other records.
+  switch (Record->getKind()) {
+  case APIRecord::RK_ObjCClassMethod:
+    NavigatorFragments.append("+ ", DeclarationFragments::FragmentKind::Text,
+                              /*PreciseIdentifier*/ "");
+    break;
+  case APIRecord::RK_ObjCInstanceMethod:
+    NavigatorFragments.append("- ", DeclarationFragments::FragmentKind::Text,
+                              /*PreciseIdentifier*/ "");
+    break;
+  default:
+    break;
+  }
+
   NavigatorFragments.append(Record->Name,
                             DeclarationFragments::FragmentKind::Identifier,
                             /*PreciseIdentifier*/ "");

diff  --git a/clang/test/ExtractAPI/objc_instancetype.m b/clang/test/ExtractAPI/objc_instancetype.m
index 071ebe440918a..dbd47a1f746ff 100644
--- a/clang/test/ExtractAPI/objc_instancetype.m
+++ b/clang/test/ExtractAPI/objc_instancetype.m
@@ -157,6 +157,10 @@ - (id) reset;
       },
       "names": {
         "navigator": [
+          {
+            "kind": "text",
+            "spelling": "- "
+          },
           {
             "kind": "identifier",
             "spelling": "init"
@@ -228,6 +232,10 @@ - (id) reset;
       },
       "names": {
         "navigator": [
+          {
+            "kind": "text",
+            "spelling": "- "
+          },
           {
             "kind": "identifier",
             "spelling": "reset"


        


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