[chore] Update gin to v1.9.0 (#1553)

vendor/github.com/bytedance/sonic/ast/search.go

@@ -0,0 +1,30 @@
+/*
+ * Copyright 2021 ByteDance Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package ast
+
+type Searcher struct {
+    parser Parser
+}
+
+func NewSearcher(str string) *Searcher {
+    return &Searcher{
+        parser: Parser{
+            s:      str,
+            noLazy: false,
+        },
+    }
+}