/**
 * Message formatting utilities
 */
import type { NotificationMessage, NotificationFormat, FormattedMessage } from './types.js';
export declare class MessageFormatter {
    /**
     * Format message for specific output format
     */
    static format(message: NotificationMessage, format: NotificationFormat): FormattedMessage;
    /**
     * Format message as plain text
     */
    private static formatPlain;
    /**
     * Format message as Markdown
     */
    private static formatMarkdown;
    /**
     * Format message as HTML
     */
    private static formatHtml;
    /**
     * Escape HTML entities
     */
    private static escapeHtml;
    /**
     * Truncate message if too long
     */
    static truncate(content: string, maxLength: number): string;
    /**
     * Get emoji for build status
     */
    static getStatusEmoji(isError: boolean, title: string): string;
}
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