/**
 * Manifest Diagnostics Service for DomainLang.
 *
 * Provides LSP diagnostics for model.yaml files by integrating the ManifestValidator
 * with the VS Code language server protocol.
 *
 * This service:
 * - Validates model.yaml files using ManifestValidator
 * - Converts ManifestDiagnostic to LSP Diagnostic format
 * - Sends diagnostics to the LSP connection
 *
 * @module
 */
import type { Connection } from 'vscode-languageserver';
import { Diagnostic } from 'vscode-languageserver-types';
/**
 * Service for validating model.yaml and sending diagnostics via LSP.
 */
export declare class ManifestDiagnosticsService {
    private readonly validator;
    private connection;
    /**
     * Sets the LSP connection for sending diagnostics.
     * Must be called before validateAndSendDiagnostics.
     */
    setConnection(connection: Connection): void;
    /**
     * Validates a model.yaml file and sends diagnostics to the LSP connection.
     *
     * @param manifestUri - URI of the model.yaml file
     * @param content - Raw YAML content of the file
     * @param options - Validation options
     */
    validateAndSendDiagnostics(manifestUri: string, content: string, options?: {
        requirePublishable?: boolean;
    }): Promise<void>;
    /**
     * Validates manifest content and returns LSP diagnostics.
     *
     * @param content - Raw YAML content
     * @param options - Validation options
     * @returns Array of LSP diagnostics
     */
    validate(content: string, options?: {
        requirePublishable?: boolean;
    }): Diagnostic[];
    /**
     * Converts a YAML error to an LSP Range.
     */
    private yamlErrorToRange;
    /**
     * Clears diagnostics for a manifest file.
     * Call this when the file is closed or deleted.
     */
    clearDiagnostics(manifestUri: string): Promise<void>;
    /**
     * Converts a ManifestDiagnostic to an LSP Diagnostic.
     */
    private toVSCodeDiagnostic;
    /**
     * Converts ManifestSeverity to LSP DiagnosticSeverity.
     */
    private toVSCodeSeverity;
    /**
     * Finds the source range for a YAML path like "dependencies.core.version".
     * Returns a fallback range at start of file if path not found.
     */
    private findRangeForPath;
    /**
     * Converts byte offsets to a VS Code Range using line/column calculation.
     */
    private offsetsToRange;
}
/**
 * Gets or creates the manifest diagnostics service singleton.
 */
export declare function getManifestDiagnosticsService(): ManifestDiagnosticsService;
/**
 * Helper to validate a manifest URI with the given content.
 * Convenience function for use in file watchers.
 */
export declare function validateManifestFile(connection: Connection, manifestUri: string, content: string): Promise<void>;