import { Activation, CrochetModule, ActivationLocation } from "../intrinsics";
export declare class TraceEntry {
    readonly context: ActivationLocation;
    readonly module: CrochetModule | null;
    readonly meta: number | null;
    constructor(context: ActivationLocation, module: CrochetModule | null, meta: number | null);
}
export declare function collect_trace(activation: Activation | null, depth?: number): TraceEntry[];
export declare function format_entries(entries: TraceEntry[]): string;
export declare function format_entry(entry: TraceEntry): string;
export declare function format_location(location: ActivationLocation): string;
export declare function format_slice(module: CrochetModule | null, meta: number | null): string;