llcppsigfetch:refine mock gettype

chore/_xtool/llcppsigfetch/parse/cvt_test/cvt.go

@@ -2,7 +2,6 @@ package cvttest
 
 import (
 	"fmt"
-	"unsafe"
 
 	"github.com/goplus/llgo/c"
 	"github.com/goplus/llgo/c/cjson"
@@ -74,22 +73,13 @@ func GetType(option *GetTypeOptions) (clang.Type, *clang.Index, *clang.Translati
 		panic(err)
 	}
 	cursor := unit.Cursor()
-	visitType := &typeVisitData{typ: &clang.Type{}, expectTypeKind: option.ExpectTypeKind}
+	var typ clang.Type
-
+	parse.VisitChildren(cursor, func(child, parent clang.Cursor) clang.ChildVisitResult {
-	clang.VisitChildren(cursor, typeVisit, unsafe.Pointer(visitType))
+		if child.Kind == clang.CursorVarDecl && (option.ExpectTypeKind == clang.TypeInvalid || option.ExpectTypeKind == child.Type().Kind) {
-	return *visitType.typ, index, unit
+			typ = child.Type()
-}
+			return clang.ChildVisit_Break
-
+		}
-type typeVisitData struct {
+		return clang.ChildVisit_Continue
-	typ            *clang.Type
+	})
-	expectTypeKind clang.TypeKind
+	return typ, index, unit
-}
-
-func typeVisit(cursor, parent clang.Cursor, clientData unsafe.Pointer) clang.ChildVisitResult {
-	visitData := (*typeVisitData)(clientData)
-	if cursor.Kind == clang.CursorVarDecl && (visitData.expectTypeKind == clang.TypeInvalid || cursor.Type().Kind == visitData.expectTypeKind) {
-		*visitData.typ = cursor.Type()
-		return clang.ChildVisit_Break
-	}
-	return clang.ChildVisit_Continue
 }