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"use strict";
Object.defineProperty(exports, "__esModule", {
value: true
});
exports.createInstrumentation = createInstrumentation;
/**
* Copyright (c) Microsoft Corporation. All rights reserved.
*
* 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.
*/
function createInstrumentation() {
const listeners = [];
return new Proxy({}, {
get: (obj, prop) => {
if (typeof prop !== 'string') return obj[prop];
if (prop === 'addListener') return listener => listeners.push(listener);
if (prop === 'removeListener') return listener => listeners.splice(listeners.indexOf(listener), 1);
if (prop === 'removeAllListeners') return () => listeners.splice(0, listeners.length);
if (!prop.startsWith('on')) return obj[prop];
return async (...params) => {
for (const listener of listeners) {
var _prop, _ref;
await ((_prop = (_ref = listener)[prop]) === null || _prop === void 0 ? void 0 : _prop.call(_ref, ...params));
}
};
}
});
}