import type { TraceEvent, IDisposable, PluginTracer as IPluginTracer } from "@parcel/types";
import type { TraceMeasurement as ITraceMeasurement } from "./types";
export default class Tracer {

    onTrace(cb: (event: TraceEvent) => unknown): IDisposable;
    wrap(name: string, fn: () => unknown): Promise<void>;
    createMeasurement(name: string, category?: string, argumentName?: string, otherArgs?: Record<string, unknown>): ITraceMeasurement | null;
    get enabled(): boolean;
    enable(): void;
    disable(): void;
    trace(event: TraceEvent): void;
}
export declare const tracer: Tracer;
type TracerOpts = {
    origin: string;
    category: string;
};
export declare class PluginTracer implements IPluginTracer {
    /** @private */
    origin: string;
    /** @private */
    category: string;
    /** @private */
    constructor(opts: TracerOpts);
    get enabled(): boolean;
    createMeasurement(name: string, category?: string, argumentName?: string, otherArgs?: Record<string, unknown>): ITraceMeasurement | null;
}
export {};