import { RequireNode } from "../runtime/require-tracer";
import { SpanWrapper } from "./span-wrapper";
import { TracerWrapper } from "./tracer-wrapper";
export interface ColdStartTracerConfig {
    tracerWrapper: TracerWrapper;
    parentSpan?: SpanWrapper;
    lambdaFunctionName?: string;
    currentSpanStartTime: number;
    minDuration: number;
    ignoreLibs: string;
    isColdStart: boolean;
}
export declare class ColdStartTracer {
    private tracerWrapper;
    private parentSpan?;
    private lambdaFunctionName?;
    private currentSpanStartTime;
    private minDuration;
    private ignoreLibs;
    private isColdStart;
    constructor(coldStartTracerConfig: ColdStartTracerConfig);
    trace(rootNodes: RequireNode[]): void;
    private createColdStartSpan;
    private coldStartSpanOperationName;
    private traceTree;
}
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