Swift: db upgrade/downgrade script

swift/ql/lib/upgrades/abbb8c9e8408841c2bc12e3deb2305f062f5399e/callable_names.ql

@@ -0,0 +1,7 @@
+class AbstractFunctionDecl extends @abstract_function_decl {
+  string toString() { result = "" }
+}
+
+query predicate callable_names(AbstractFunctionDecl id, string name) {
+  abstract_function_decls(id, name)
+}

swift/ql/lib/upgrades/abbb8c9e8408841c2bc12e3deb2305f062f5399e/swift.dbscheme

@@ -31,6 +31,12 @@ element_is_unknown(
 | @abstract_function_decl
 ;
 
+#keyset[id]
+callable_names(
+  int id: @callable ref,
+  string name: string ref
+);
+
 #keyset[id]
 callable_self_params(
   int id: @callable ref,
@@ -315,12 +321,6 @@ value_decls(  //dir=decl
 | @func_decl
 ;
 
-#keyset[id]
-abstract_function_decls(  //dir=decl
-  int id: @abstract_function_decl ref,
-  string name: string ref
-);
-
 @abstract_storage_decl =
   @subscript_decl
 | @var_decl
@@ -870,7 +870,8 @@ if_exprs(  //dir=expr
 );
 
 @implicit_conversion_expr =
-  @any_hashable_erasure_expr
+  @abi_safe_conversion_expr
+| @any_hashable_erasure_expr
 | @archetype_to_super_expr
 | @array_to_pointer_expr
 | @bridge_from_obj_c_expr
@@ -1129,6 +1130,10 @@ vararg_expansion_exprs(  //dir=expr
   int sub_expr: @expr_or_none ref
 );
 
+abi_safe_conversion_exprs(  //dir=expr
+  unique int id: @abi_safe_conversion_expr
+);
+
 any_hashable_erasure_exprs(  //dir=expr
   unique int id: @any_hashable_erasure_expr
 );

swift/ql/lib/upgrades/abbb8c9e8408841c2bc12e3deb2305f062f5399e/upgrade.properties

@@ -1,2 +1,6 @@
-description: Add missing Accessor and AccessSemantics cases
-compatibility: backwards
+description: Move getName() from AbstractFunctionDecl to Callable
+compatibility: full
+
+// Rename abstract_function_decls to callable_names
+callable_names.rel: run callable_names.qlo
+abstract_function_decls.rel: delete