/**
 * TOML-based version source provider for Cargo.toml and pyproject.toml.
 *
 * @packageDocumentation
 */
import type { VersionSourceProvider } from './provider';
/**
 * Reads and writes version strings from TOML manifest files.
 *
 * @remarks
 * Uses targeted regex replacement for writes to preserve file formatting,
 * comments, and whitespace. Supports standard section headers, dotted keys,
 * and inline table syntax.
 *
 * @public
 * @since 0.3.0
 */
export declare class TomlVersionSource implements VersionSourceProvider {
    /** Human-readable provider name. */
    readonly name: string;
    /** Filename of the TOML manifest (e.g. `'Cargo.toml'`). */
    readonly manifestFile: string;
    /** Dotted key path to the version field within the TOML document. */
    private readonly versionPath;
    /**
     * Creates a new TOML version source.
     *
     * @param manifestFile - TOML manifest filename.
     * @param versionPath - Dotted key path to the version field.
     */
    constructor(manifestFile?: string, versionPath?: string);
    /**
     * Returns `true` when the manifest file exists in `cwd`.
     *
     * @param cwd - Project directory to check.
     * @returns Whether the manifest file exists.
     */
    exists(cwd: string): boolean;
    /**
     * Reads the version string from the TOML manifest.
     *
     * @param cwd - Project directory containing the manifest.
     * @returns The version string extracted from the manifest.
     */
    getVersion(cwd: string): string;
    /**
     * Writes a version string to the TOML manifest, preserving formatting.
     *
     * @param version - Version string to write.
     * @param cwd - Project directory containing the manifest.
     */
    setVersion(version: string, cwd: string): void;
    /**
     * Splits the dotted version path into a TOML section name and key name.
     *
     * @returns An object with `section` and `key` components.
     */
    private getSectionKey;
}
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