ds4/src/module/logger.ts

// SPDX-FileCopyrightText: 2021 Johannes Loher
//
// SPDX-License-Identifier: MIT

const loggingContext = "DS4";
const loggingSeparator = "|";

type LogLevel = "debug" | "info" | "warning" | "error";
type LoggingFunction = (...data: unknown[]) => void;

class Logger {
    readonly debug: LoggingFunction;
    readonly info: LoggingFunction;
    readonly warn: LoggingFunction;
    readonly error: LoggingFunction;

    constructor() {
        this.debug = this.getLoggingFunction("debug");
        this.info = this.getLoggingFunction("info");
        this.warn = this.getLoggingFunction("warning");
        this.error = this.getLoggingFunction("error");
    }

    getLoggingFunction(type: LogLevel = "info") {
        const log = { debug: console.debug, info: console.info, warning: console.warn, error: console.error }[type];
        return (...data: unknown[]) => log(loggingContext, loggingSeparator, ...data);
    }
}

const logger = new Logger();
export default logger;