/**
 * Model validation utilities for Node.js environments.
 *
 * **WARNING: This module is NOT browser-compatible.**
 *
 * Provides validation capabilities that leverage the LSP infrastructure
 * for workspace initialization, import resolution, and document building.
 *
 * @module sdk/validator
 */
/**
 * Validation diagnostic with file context.
 */
export interface ValidationDiagnostic {
    /** Diagnostic severity (1=error, 2=warning, 3=info, 4=hint) */
    severity: number;
    /** Diagnostic message */
    message: string;
    /** File path where diagnostic occurred */
    file: string;
    /** Line number (1-based) */
    line: number;
    /** Column number (1-based) */
    column: number;
}
/**
 * Result of model validation.
 */
export interface ValidationResult {
    /** Whether the model is valid (no errors) */
    valid: boolean;
    /** Number of files validated */
    fileCount: number;
    /** Number of domains in the model */
    domainCount: number;
    /** Number of bounded contexts in the model */
    bcCount: number;
    /** Validation errors */
    errors: ValidationDiagnostic[];
    /** Validation warnings */
    warnings: ValidationDiagnostic[];
}
/**
 * Options for validation.
 */
export interface ValidationOptions {
    /** Workspace directory (defaults to file's directory) */
    workspaceDir?: string;
}
/**
 * Validates a DomainLang model file and all its imports.
 *
 * Uses the LSP infrastructure to:
 * - Initialize the workspace
 * - Resolve and load imports
 * - Build and validate all documents
 *
 * @param filePath - Path to the entry .dlang file
 * @param options - Validation options
 * @returns Validation result with errors, warnings, and model statistics
 * @throws Error if file doesn't exist or has invalid extension
 *
 * @example
 * ```typescript
 * import { validateFile } from '@domainlang/language/sdk';
 *
 * const result = await validateFile('./index.dlang');
 *
 * if (!result.valid) {
 *   for (const err of result.errors) {
 *     console.error(`${err.file}:${err.line}:${err.column}: ${err.message}`);
 *   }
 *   process.exit(1);
 * }
 *
 * console.log(`✓ Validated ${result.fileCount} files`);
 * console.log(`  ${result.domainCount} domains, ${result.bcCount} bounded contexts`);
 * ```
 */
export declare function validateFile(filePath: string, options?: ValidationOptions): Promise<ValidationResult>;
/**
 * Workspace validation result with diagnostics grouped by file.
 */
export interface WorkspaceValidationResult {
    /** Whether the workspace is valid (no errors in any file) */
    valid: boolean;
    /** Number of files validated */
    fileCount: number;
    /** Number of domains across all files */
    domainCount: number;
    /** Number of bounded contexts across all files */
    bcCount: number;
    /** Validation errors grouped by file path */
    errors: ValidationDiagnostic[];
    /** Validation warnings grouped by file path */
    warnings: ValidationDiagnostic[];
    /** Total number of diagnostics across all files */
    totalDiagnostics: number;
}
/**
 * Validates an entire DomainLang workspace.
 *
 * Uses the LSP infrastructure to:
 * - Initialize the workspace from a directory containing model.yaml
 * - Load the entry file (from manifest or default index.dlang)
 * - Resolve and load all imports
 * - Build and validate all documents in the workspace
 * - Collect diagnostics from ALL documents (like VS Code Problems pane)
 *
 * @param workspaceDir - Path to the workspace directory (containing model.yaml)
 * @returns Validation result with diagnostics from all files
 * @throws Error if workspace directory doesn't exist or cannot be loaded
 *
 * @example
 * ```typescript
 * import { validateWorkspace } from '@domainlang/language/sdk';
 *
 * const result = await validateWorkspace('./my-workspace');
 *
 * if (!result.valid) {
 *   console.error(`Found ${result.errors.length} errors in ${result.fileCount} files`);
 *
 *   for (const err of result.errors) {
 *     console.error(`${err.file}:${err.line}:${err.column}: ${err.message}`);
 *   }
 *   process.exit(1);
 * }
 *
 * console.log(`✓ Validated ${result.fileCount} files`);
 * console.log(`  ${result.domainCount} domains, ${result.bcCount} bounded contexts`);
 * console.log(`  0 errors, ${result.warnings.length} warnings`);
 * ```
 */
export declare function validateWorkspace(workspaceDir: string): Promise<WorkspaceValidationResult>;