import type { AutoUpdateKind } from "./types.js";
/** Parsed major.minor.patch triple from a semver string. */
export interface SemverTriple {
    major: number;
    minor: number;
    patch: number;
}
/**
 * Extract the major, minor, and patch numbers from a semver string.
 *
 * Accepts optional `v` prefix and pre-release / build-metadata suffixes
 * (e.g. `"v1.2.3-beta.1+build.42"`). Returns `null` when the input
 * does not match the `MAJOR.MINOR.PATCH` pattern.
 */
export declare function parseSemver(input: string): SemverTriple | null;
/**
 * Compare two semver strings and return the kind of update (or `"none"`).
 *
 * Returns `"major"`, `"minor"`, or `"patch"` when `latest` is ahead of
 * `current` in the respective component. Returns `"none"` when the
 * versions are equal, `latest` is older, or either string is unparseable.
 */
export declare function classifyUpdate(current: string, latest: string): AutoUpdateKind;
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