import { PackageBenchmarkSummary } from "../common";
export interface FormatOptions {
    precision?: number;
    indent?: number;
    percentage?: boolean;
    noDiff?: boolean;
}
export declare const enum SignificanceLevel {
    Warning = "warning",
    Alert = "alert",
    Awesome = "awesome"
}
export type GetSignificance = (percentDiff: number, beforeValue: number, afterValue: number, beforeDoc: PackageBenchmarkSummary, afterDoc: PackageBenchmarkSummary) => SignificanceLevel | undefined;
export type CreateGetSignificance = (getSignificance: GetSignificance) => GetSignificance;
export interface Metric {
    columnName: string;
    sentenceName: string;
    formatOptions?: FormatOptions;
    getValue: (x: PackageBenchmarkSummary) => number | undefined;
    getSignificance: GetSignificance;
}
export type MetricName = "typeCount" | "memoryUsage" | "assignabilityCacheSize" | "samplesTaken" | "identifierCount" | "completionsMean" | "completionsStdDev" | "completionsAvgCV" | "quickInfoMean" | "quickInfoStdDev" | "quickInfoAvgCV" | "completionsWorstMean" | "quickInfoWorstMean";
export declare const metrics: {
    [K in MetricName]: Metric;
};
export interface ComparedMetric {
    metric: Metric;
    percentDiff: number;
    significance: SignificanceLevel;
}
export declare function getInterestingMetrics(before: PackageBenchmarkSummary, after: PackageBenchmarkSummary): ComparedMetric[];