import type { BaselineEntry, BaselineFile, ScanResult } from '../config/types.js';
export declare const BASELINE_FILE = "dotenv-diff.baseline.json";
/**
 * Loads the baseline file from disk. Returns null if the file does not exist
 * or cannot be parsed into a valid shape.
 * @param cwd - Current working directory to resolve the baseline file from
 * @returns The parsed baseline file or null if not found/invalid
 */
export declare function loadBaselineFile(cwd: string): BaselineFile | null;
/**
 * Writes a baseline file to disk and returns the absolute path it was written to.
 * @param cwd - Current working directory to resolve the baseline file from
 * @param entries - List of baseline entries to write
 * @returns Absolute file path of the written baseline file
 * @throws If writing the file fails (e.g. due to permissions or disk issues)
 */
export declare function writeBaselineFile(cwd: string, entries: BaselineEntry[]): Promise<string>;
/**
 * Converts a ScanResult into a deterministic list of baseline entries.
 *
 * Identifiers are chosen to be stable across runs — volatile fields like line
 * numbers and snippet text are excluded. Secrets are stored as a fingerprint
 * (SHA-256 truncated to 12 hex chars) of `file:snippet` so no secret value is
 * ever written to the baseline file.
 * @param scanResult The full scan result to convert into baseline entries
 * @returns A sorted list of baseline entries representing the scan result
 */
export declare function collectBaselineEntries(scanResult: ScanResult): BaselineEntry[];
/**
 * Returns a new ScanResult with every warning that is covered by a baseline
 * entry removed. The matching logic is the mirror image of
 * {@link collectBaselineEntries} so every entry written suppresses the
 * correct warning.
 * @param scanResult The full scan result to apply baseline filtering to
 * @param entries The list of baseline entries to apply
 * @returns A new ScanResult with baseline-covered warnings removed
 */
export declare function applyBaselineEntries(scanResult: ScanResult, entries: BaselineEntry[]): ScanResult;
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