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@@ -0,0 +1,36 @@
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+/*
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+ * Licensed to the Apache Software Foundation (ASF) under one or more
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+ * contributor license agreements. See the NOTICE file distributed with
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+ * this work for additional information regarding copyright ownership.
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+ * The ASF licenses this file to You under the Apache License, Version 2.0
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+ * (the "License"); you may not use this file except in compliance with
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+ * the License. You may obtain a copy of the License at
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+ *
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+ * http://www.apache.org/licenses/LICENSE-2.0
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+ *
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+ * Unless required by applicable law or agreed to in writing, software
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+ * distributed under the License is distributed on an "AS IS" BASIS,
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+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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+ * See the License for the specific language governing permissions and
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+ * limitations under the License.
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+ */
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+
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+/**
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+ * Verify if it is in json format
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+ */
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+const isJson = (str: string) => {
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+ if (typeof str === 'string') {
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+ try {
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+ const obj = JSON.parse(str)
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+ if (typeof obj === 'object' && obj) {
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+ return true
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+ } else {
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+ return false
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+ }
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+ } catch (e) {
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+ return false
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+ }
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+ }
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+}
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+
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+export default isJson
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