Suggest using structured equivalents to cpp.declare_hash/equal_to

Summary: Add annotations from D87489151 to validator and codemod

Reviewed By: Mizuchi

Differential Revision: D90138700

fbshipit-source-id: 75ea072b939eb4dcef29c59547af8aea110dc3c6

Author: iahs

third-party/thrift/src/thrift/compiler/codemod/structure_annotations.cc

@@ -259,6 +259,19 @@ class structure_annotations {
         to_add.insert("@cpp.ProcessInEbThreadUnsafe");
         fm_.add_include("thrift/annotation/cpp.thrift");
       }
+    } else if (name == "cpp.declare_hash" || name == "cpp2.declare_hash") {
+      to_remove.emplace_back(name, data);
+      if (!node.has_structured_annotation(kCppDeclareHashSpecialization)) {
+        to_add.insert("@cpp.DeclareHashSpecialization");
+        fm_.add_include("thrift/annotation/cpp.thrift");
+      }
+    } else if (
+        name == "cpp.declare_equal_to" || name == "cpp2.declare_equal_to") {
+      to_remove.emplace_back(name, data);
+      if (!node.has_structured_annotation(kCppDeclareEqualToSpecialization)) {
+        to_add.insert("@cpp.DeclareEqualToSpecialization");
+        fm_.add_include("thrift/annotation/cpp.thrift");
+      }
     }
 
     // hack

third-party/thrift/src/thrift/compiler/sema/standard_validator.cc

@@ -1738,6 +1738,10 @@ void deprecate_annotations(sema_context& ctx, const t_named& node) {
       {"cpp2.declare_bitwise_ops", kBitmaskEnumUri},
       {"thread", kCppProcessInEbThreadUri},
       {"process_in_event_base", kCppProcessInEbThreadUri},
+      {"cpp.declare_hash", kCppDeclareHashSpecialization},
+      {"cpp2.declare_hash", kCppDeclareHashSpecialization},
+      {"cpp.declare_equal_to", kCppDeclareEqualToSpecialization},
+      {"cpp2.declare_equal_to", kCppDeclareEqualToSpecialization},
       {"hack.name", kHackNameUri},
       {"thrift.uri", kUriUri},
       {"serial", kSerialUri},