import type { Project } from 'ts-morph';
import type { LibraryExtractionOptions } from './library-extraction.orchestrator.js';
/**
 * Result of a validation check.
 */
export interface ValidationCheck {
    passed: boolean;
    message: string;
}
/**
 * Validates library extraction pre-conditions and post-conditions.
 */
export declare class LibraryValidator {
    /**
     * Validate that extraction can safely proceed.
     * Throws with a descriptive message if any pre-condition fails.
     */
    validatePreConditions(options: LibraryExtractionOptions, project: Project): void;
    /**
     * Validate library structure after migration.
     */
    validatePostConditions(options: LibraryExtractionOptions, libraryPath: string): ValidationCheck[];
    private runPreConditionChecks;
    private checkCircularDependencies;
    private runPostConditionChecks;
}
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