/**
 * Key parser for converting symbolic key names to escape sequences
 * Based on tmux's key handling approach
 */
/**
 * Parse a single key sequence into its terminal escape sequence
 *
 * Supports:
 * - Plain characters: "a", "1", etc.
 * - Special keys: "Enter", "Tab", "Up", etc.
 * - Control sequences: "C-c", "^c"
 * - Meta sequences: "M-x"
 * - Shift sequences: "S-Tab" (for supported keys)
 * - Combined modifiers: "C-M-x", "M-S-Left"
 * - Hex notation: "0x41" for Unicode codepoints
 *
 * @param key The key sequence to parse
 * @returns The escape sequence string
 */
export declare function parseKeySequence(key: string): string;
/**
 * Parse a key input which can be a string or array of strings
 * Used by CLI to handle :: prefix notation
 *
 * @param input Single string or array of key sequences
 * @returns The combined escape sequence string
 */
export declare function parseKeyInput(input: string | string[]): string;
/**
 * Helper function to build input strings for TerminalManager.sendInput()
 * Converts symbolic key names to escape sequences
 *
 * @example
 * import { buildInput } from './key-parser.js';
 *
 * // Using symbolic key names
 * const input = buildInput("echo hello", "Left", "Left", "world ", "Enter");
 * await manager.sendInput(sessionId, input);
 *
 * // Mixed literal text and keys
 * const input = buildInput("vim test.txt", "Enter", "i", "Hello", "Escape", ":wq", "Enter");
 * await manager.sendInput(sessionId, input);
 *
 * @param parts Array of strings where each can be literal text or a symbolic key name
 * @returns Combined string with escape sequences
 */
export declare function buildInput(...parts: string[]): string;
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