import ILogPipe from './ILogPipe';
export declare type LogLevel = 'off' | 'fatal' | 'error' | 'warn' | 'info' | 'debug' | 'trace' | 'all';
export declare type LogType = 'lineSource' | 'defineSymbol' | 'purgeSymbol' | 'stringExpansion' | 'enterScope' | 'exitScope' | 'linkPatch' | 'linkSection' | 'tokenStream' | 'lineNode' | 'lineState' | 'error' | 'warn' | 'info' | 'fatal';
export default class Logger {
    pipe: ILogPipe;
    level: LogLevel;
    private lastWasNewline;
    constructor(pipe: ILogPipe, level?: LogLevel);
    logLine(type: LogType, ...msg: string[]): void;
    log(type: LogType, ...msg: string[]): void;
}