@google-cloud/bigquery/build/src/logger.js

"use strict";
// Copyright 2024 Google LLC
//
// 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.logger = logger;
exports.setLogFunction = setLogFunction;
const util = require("util");
/*! The external function used to emit logs. */
let logFunction = null;
/**
 * Log function to use for debug output. By default, we don't perform any
 * logging.
 *
 * @private
 * @internal
 */
// eslint-disable-next-line @typescript-eslint/no-explicit-any
function logger(source, msg, ...otherArgs) {
    if (logFunction) {
        const time = new Date().toISOString();
        const formattedMsg = util.format(`D ${time} | ${source} | ${msg} |`, ...otherArgs);
        logFunction(formattedMsg);
    }
}
/**
 * Sets or disables the log function for all active BigQuery instances.
 *
 * @param logger A log function that takes a message (such as `console.log`) or
 * `null` to turn off logging.
 */
function setLogFunction(logger) {
    logFunction = logger;
}
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