import { MultiDbManager } from '../core/multi-db-manager';
import { ReasonCode } from '../models/reason-codes';
import { Evidence } from '../models/evidence';
/**
 * Source code snippet with metadata.
 */
export interface SourceSnippet {
    file_path: string;
    start_line: number;
    end_line: number;
    core_start_line: number;
    core_end_line: number;
    snippet: string;
    content_hash: string;
    byte_size: number;
    evidence: Evidence;
}
/**
 * Source snippet error.
 */
export interface SourceSnippetError {
    error: 'SOURCE_UNAVAILABLE' | 'SYMBOL_NOT_FOUND' | 'SNIPPET_TOO_LARGE' | 'FILE_NOT_FOUND' | 'HASH_MISMATCH';
    reason_codes?: ReasonCode[];
    symbol_id?: string;
    requested_lines?: number;
    max_allowed?: number;
    file_path?: string;
    resolved_path?: string;
    expected_hash?: string;
    computed_hash?: string;
    evidence: Evidence;
}
/**
 * API for fetching source code snippets.
 * Provides gated access with size limits and hash verification.
 */
export declare class SourceSnippetApi {
    private contractApi;
    private dbManager;
    constructor(dbManager: MultiDbManager);
    /**
     * Fetch source code snippet by symbol ID or file path + range.
     * Gated access with size limits and hash verification.
     */
    fetchSnippet(args: {
        symbol_id?: string;
        file_path?: string;
        start_line?: number;
        end_line?: number;
        content_hash?: string;
        include_context?: boolean;
        context_lines?: number;
        verify_hash?: boolean;
        pluginId: string;
        workspaceRoot?: string;
    }): Promise<SourceSnippet | SourceSnippetError>;
}
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