export declare class LoggerConfig {
    level: OutputLogLevel;
    showExternalLogs?: boolean | undefined;
    /**
     * @param level Log level (trace, debug, info etc.)
     * @param showExternalLogs Specifies whether to show logs from external modules. An external module
     * is a module that you install using package managers (npm, yarn, etc.).
     */
    constructor(level?: OutputLogLevel, showExternalLogs?: boolean | undefined);
}
/**
 * The log level for a particular message. This particular message may or may not be logged,
 * it all depends on the `OutputLogLevel`.
 * This type is identical to the `OutputLogLevel` type, except for the `off` level.
 * It is intended to define a list of logger methods that are intended for logging.
 */
export type InputLogLevel = Exclude<OutputLogLevel, 'off'>;
/**
 * The log level to set for all messages that should be logged at this time.
 *
 * Borrowed from [log4j log levels](https://logging.apache.org/log4j/2.x/log4j-api/apidocs/org/apache/logging/log4j/Level.html)
 */
export type OutputLogLevel = 'all' | 'trace' | 'debug' | 'info' | 'warn' | 'error' | 'fatal' | 'off';
export declare class Logger {
    log(level: InputLogLevel, ...args: any[]): void;
    setLevel(value: OutputLogLevel): void;
    getLevel(): OutputLogLevel;
}
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