@opentelemetry/api
Version:
Public API for OpenTelemetry
59 lines • 2.08 kB
JavaScript
;
/*
* Copyright The OpenTelemetry Authors
*
* 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
*
* https://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.DiagComponentLogger = void 0;
const global_utils_1 = require("../internal/global-utils");
/**
* Component Logger which is meant to be used as part of any component which
* will add automatically additional namespace in front of the log message.
* It will then forward all message to global diag logger
* @example
* const cLogger = diag.createComponentLogger({ namespace: '@opentelemetry/instrumentation-http' });
* cLogger.debug('test');
* // @opentelemetry/instrumentation-http test
*/
class DiagComponentLogger {
constructor(props) {
this._namespace = props.namespace || 'DiagComponentLogger';
}
debug(...args) {
return logProxy('debug', this._namespace, args);
}
error(...args) {
return logProxy('error', this._namespace, args);
}
info(...args) {
return logProxy('info', this._namespace, args);
}
warn(...args) {
return logProxy('warn', this._namespace, args);
}
verbose(...args) {
return logProxy('verbose', this._namespace, args);
}
}
exports.DiagComponentLogger = DiagComponentLogger;
function logProxy(funcName, namespace, args) {
const logger = (0, global_utils_1.getGlobal)('diag');
// shortcut if logger not set
if (!logger) {
return;
}
args.unshift(namespace);
return logger[funcName](...args);
}
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