export interface EnsureGitignoreResult {
    /** Absolute path to the .gitignore that was checked/modified. Null if no repo found. */
    gitignorePath: string | null;
    /** True when we appended .pseolint/. False when already ignored, not a repo, or skipped. */
    modified: boolean;
    /** Short human-readable reason, for verbose logging. */
    reason: "appended" | "already-ignored" | "no-repo" | "no-gitignore-file" | "error";
}
/**
 * Ensure the nearest git repo's root `.gitignore` excludes `.pseolint/`. No-op
 * if CWD isn't inside a git repo, or the file already ignores the folder.
 *
 * Never creates `.gitignore` from scratch — only appends when the file already
 * exists. (A repo with no `.gitignore` is often intentional; we don't want to
 * surprise users with a new tracked file.)
 */
export declare function ensurePseolintGitignored(cwd: string): Promise<EnsureGitignoreResult>;
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