import * as ts from 'typescript';
/**
 * Plugin options for the SSE transformer
 */
export interface SsePluginOptions {
    /** Event naming convention to use */
    eventNamingConvention?: 'kebab-case' | 'camelCase' | 'PascalCase';
    /** Whether to introspect JSDoc comments for additional metadata */
    introspectComments?: boolean;
    /** Whether to auto-generate operation IDs */
    autoGenerateOperationId?: boolean;
}
/**
 * TypeScript AST transformer for automatic SSE endpoint detection
 *
 * This transformer automatically detects @Sse() decorated methods and adds
 * @ApiSse() decorators with inferred event types from Observable return types.
 *
 * @param program TypeScript program
 * @param options Plugin configuration options
 * @returns Transformer factory
 */
export declare function sseTransformer(program: ts.Program, options?: SsePluginOptions): ts.TransformerFactory<ts.SourceFile>;
/**
 * Default plugin options
 */
export declare const defaultSsePluginOptions: Required<SsePluginOptions>;