skywalking-backend-js-netease/lib/annotations/index.js

The NodeJS agent for Apache SkyWalking

"use strict";
/*!
 *
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 *
 */
Object.defineProperty(exports, "__esModule", { value: true });
exports.trace = void 0;
const tslib_1 = require("tslib");
const ContextManager_1 = tslib_1.__importDefault(require("../trace/context/ContextManager"));
function trace(op) {
    return (target, key, descriptor) => {
        if (descriptor === undefined) {
            return;
        }
        const original = descriptor.value;
        descriptor.value = function (...args) {
            const span = ContextManager_1.default.current.newLocalSpan(op || key);
            span.start();
            const result = original.apply(this, args);
            span.stop();
            return result;
        };
    };
}
exports.trace = trace;
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