/**
 * Base error class for all AST Guard errors
 */
export declare class AstGuardError extends Error {
    readonly code: string;
    constructor(message: string, code: string);
}
/**
 * Error thrown when parsing fails
 */
export declare class ParseError extends AstGuardError {
    readonly line?: number | undefined;
    readonly column?: number | undefined;
    constructor(message: string, line?: number | undefined, column?: number | undefined);
}
/**
 * Error thrown when rule configuration is invalid
 */
export declare class RuleConfigurationError extends AstGuardError {
    readonly ruleName: string;
    constructor(message: string, ruleName: string);
}
/**
 * Error thrown when validation configuration is invalid
 */
export declare class ConfigurationError extends AstGuardError {
    constructor(message: string);
}
/**
 * Error thrown when a rule is not found
 */
export declare class RuleNotFoundError extends AstGuardError {
    readonly ruleName: string;
    constructor(ruleName: string);
}
/**
 * Error thrown when source code is invalid
 */
export declare class InvalidSourceError extends AstGuardError {
    constructor(message: string);
}