import type { ReviewFinding, ReviewReport } from '@kernlang/review';
/** Reads the 1-based source line for a file, or undefined when unavailable. */
export type LineAccessor = (filePath: string, line: number) => string | undefined;
export interface ReviewBaselineEntry {
    filePath: string;
    ruleId: string;
    severity: ReviewFinding['severity'];
    /** Legacy `ruleId:line:col` fingerprint — kept for v1 compat and debugging. */
    fingerprint: string;
    message: string;
    /**
     * Line-shift-resistant identity: `${ruleId}:${sha(normalizedLine)}#${ordinal}`
     * (or a legacy `${ruleId}@L${line}:${col}` fallback when the source line was
     * blank/unreadable). Present only in v2 baselines. See contentKeysForReport.
     */
    contentKey?: string;
}
export interface ReviewBaselineFile {
    version: 1 | 2;
    createdAt: string;
    entries: ReviewBaselineEntry[];
}
export interface ReviewBaselineComparison {
    currentCount: number;
    knownCount: number;
    newCount: number;
    resolvedCount: number;
    knownKeys: Set<string>;
    newKeys: Set<string>;
    /** Per-finding comparison key (occurrence-index aware) for SARIF/filtering. */
    findingKeys: Map<ReviewFinding, string>;
    /** True when the baseline used the legacy line-based (v1) format. */
    baselineWasLegacy: boolean;
}
/** Legacy (v1) line-based comparison key — used when a v1 baseline is loaded. */
export declare function getReviewBaselineKey(entry: ReviewBaselineEntry): string;
export declare function getReviewBaselineKeyForFinding(filePath: string, finding: ReviewFinding): string;
export declare function createReviewBaseline(reports: ReviewReport[], getLine?: LineAccessor): ReviewBaselineFile;
export declare function parseReviewBaseline(raw: string): ReviewBaselineFile;
export declare function compareReportsToBaseline(reports: ReviewReport[], baseline: ReviewBaselineFile, getLine?: LineAccessor): ReviewBaselineComparison;
export declare function filterReportsToNewFindings(reports: ReviewReport[], comparison: ReviewBaselineComparison): ReviewReport[];
/**
 * Returns the current findings whose content identity is absent from the prior
 * set — line-shift-resistant, so an edit that only moves a pre-existing finding
 * is not reported as new. Used by the autofix `--verify` regression gate, where
 * the prior (pre-edit) and current (post-edit) source differ.
 */
export declare function newFindingsAgainstPrior(filePath: string, priorFindings: readonly ReviewFinding[], currentFindings: readonly ReviewFinding[], getPriorLine: LineAccessor | undefined, getCurrentLine: LineAccessor | undefined): ReviewFinding[];