export type LogLevel = 'DEBUG' | 'INFO' | 'WARN' | 'ERROR';
export type LogFormat = 'json' | 'plain';
export type LogMetadata = {
    [key: string]: string;
};
export interface LogOptions {
    readonly meta?: LogMetadata;
    readonly format: LogFormat;
    readonly level: LogLevel;
}
export interface ErrorLogOptions extends LogOptions {
    readonly error: Error | null;
}
export interface PendingLog {
    readonly error?: Error;
    readonly level: LogLevel;
    readonly message: string;
}
export interface LogConfig {
    nodeSettings: {
        logFormat: LogFormat;
        logLevel: LogLevel;
    };
}
export type LogsData<T> = readonly [PendingLog[], T];
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