import type { CommandCheckResult, Policy } from '../types.js';
/**
 * Split a complex command string into individual commands.
 * Handles: &&, ||, ;, |, and subshells
 */
export declare function splitCommands(fullCommand: string): string[];
/**
 * Normalize a command for pattern matching.
 * - Lowercase
 * - Collapse whitespace
 * - Trim
 */
export declare function normalizeCommand(command: string): string;
/**
 * Check if a command matches a pattern.
 * Patterns use glob-style matching:
 * - "npm install" - exact match or prefix
 * - "npm *" - npm with any subcommand
 * - "npm install *" - npm install with any args
 * - "*lodash*" - any command containing lodash
 */
export declare function commandMatches(command: string, pattern: string): boolean;
/**
 * Check a command string against all command rules in a policy.
 * Returns the first matching rule, or null if allowed.
 */
export declare function checkCommand(command: string, policy: Policy): CommandCheckResult;
/**
 * Check a command against multiple policies.
 * Returns the first blocking result.
 */
export declare function checkCommandAgainstPolicies(command: string, policies: Policy[]): CommandCheckResult & {
    policy?: Policy;
};
/**
 * Extract file targets from common shell commands.
 * Used for file-level policy checking on bash commands.
 */
export declare function extractFileTargets(command: string, action: 'delete' | 'modify' | 'execute' | 'read'): string[];
//# sourceMappingURL=commands.d.ts.map