/**
 * @license
 * Copyright 2025 Steven Roussey <sroussey@gmail.com>
 * SPDX-License-Identifier: Apache-2.0
 */
import { DocumentRootNode } from "@workglow/knowledge-base";
import type { IRunConfig, TaskConfig } from "@workglow/task-graph";
import { CreateWorkflow, IExecuteContext, Task } from "@workglow/task-graph";
import { DataPortSchema } from "@workglow/util/schema";
import type { Capability } from "../capability/Capabilities";
export type StructuralParserTaskInput = {
    format?: "text" | "markdown" | "auto" | undefined;
    doc_id?: string | undefined;
    sourceUri?: string | undefined;
    title: string;
    text: string;
};
export type StructuralParserTaskOutput = Omit<{
    doc_id: string;
    documentTree: {
        [x: string]: unknown;
    };
    nodeCount: number;
}, "documentTree"> & {
    documentTree: DocumentRootNode;
};
export type StructuralParserTaskConfig = TaskConfig<StructuralParserTaskInput>;
/**
 * Task for parsing documents into hierarchical tree structure
 * Supports markdown and plain text with automatic format detection
 */
export declare class StructuralParserTask extends Task<StructuralParserTaskInput, StructuralParserTaskOutput, StructuralParserTaskConfig> {
    static type: string;
    /** Pure-compute parsing task — no provider capability required. */
    static readonly requires: readonly Capability[];
    static category: string;
    static title: string;
    static description: string;
    static cacheable: boolean;
    static inputSchema(): DataPortSchema;
    static outputSchema(): DataPortSchema;
    execute(input: StructuralParserTaskInput, context: IExecuteContext): Promise<StructuralParserTaskOutput>;
    private countNodes;
}
export declare const structuralParser: (input: StructuralParserTaskInput, config?: StructuralParserTaskConfig, runConfig?: Partial<IRunConfig>) => Promise<StructuralParserTaskOutput>;
declare module "@workglow/task-graph" {
    interface Workflow {
        structuralParser: CreateWorkflow<StructuralParserTaskInput, StructuralParserTaskOutput, StructuralParserTaskConfig>;
    }
}
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