export declare enum TraceConstant {
    CorrelationId = "CorrelationId",
    Empty = "[Empty]",
    Entry = "Entry",
    Exit = "Exit",
    IsError = "IsError",
    IsThrowing = "IsThrowing",
    Length = "Length",
    Result = "Result",
    Size = "Size"
}
export declare class Trace {
    readonly timeCreated: number;
    protected readonly emitter: (trace: Trace, message: string, details?: object) => void;
    readonly phase: string;
    readonly task: string;
    readonly id: number;
    readonly correlationId: number | undefined;
    constructor(emitter: (trace: Trace, message: string, details?: object) => void, phase: string, task: string, id: number, correlationId: number | undefined, details?: object);
    entry(details?: object): void;
    trace(message: string, details?: object): void;
    exit(details?: object): void;
}
export declare class BenchmarkTrace extends Trace {
    constructor(emitTraceFn: (trace: Trace, message: string, details?: object) => void, phase: string, task: string, id: number, correlationId: number | undefined, details?: object);
    trace(message: string, details?: object): void;
}
export declare class NoOpTrace extends Trace {
    trace(_message: string, _details?: object): void;
}
export declare const NoOpTraceInstance: NoOpTrace;
export declare abstract class TraceManager {
    protected readonly idFactory: () => number;
    protected readonly valueDelimiter: string;
    protected readonly newline: "\n" | "\r\n";
    constructor(valueDelimiter?: string, newline?: "\n" | "\r\n");
    abstract emit(trace: Trace, message: string, details?: object): void;
    entry(phase: string, task: string, correlationId: number | undefined, details?: object): Trace;
    protected formatMessage(trace: Trace, message: string, details?: object): string;
    protected trace(phase: string, task: string, correlationId: number | undefined, details?: object): Trace;
    protected safeJsonStringify(obj: object, replacer?: (this: any, key: string, value: any) => any, space?: string | number): string;
}
export declare class ReportTraceManager extends TraceManager {
    private readonly emitter;
    constructor(emitter: (message: string) => void, valueDelimiter?: string);
    emit(trace: Trace, message: string, details?: object): void;
}
export declare class BenchmarkTraceManager extends ReportTraceManager {
    constructor(outputFn: (message: string) => void, valueDelimiter?: string);
    protected trace(phase: string, task: string, correlationId: number | undefined, details?: object): BenchmarkTrace;
}
export declare class NoOpTraceManager extends TraceManager {
    emit(_tracer: Trace, _message: string, _details?: object): void;
    protected trace(_phase: string, _task: string, _correlationId: number | undefined, _details?: object): Trace;
}
export declare const NoOpTraceManagerInstance: NoOpTraceManager;