/**
 * @nahisaho/musubix-codegraph - C/C++ Extractor
 *
 * AST extractor for C and C++ source files
 *
 * @see REQ-CG-MULTILANG-006, REQ-CG-MULTILANG-007
 * @see DES-CG-C, DES-CG-CPP
 * @see TSK-CG-022, TSK-CG-023
 */
import type { ParseResult, Entity, Relation } from '../../types.js';
import { BaseExtractor, type LanguageConfig, type SyntaxTree, type SyntaxNode } from './base-extractor.js';
/**
 * C language extractor
 */
export declare class CExtractor extends BaseExtractor {
    readonly config: LanguageConfig;
    extract(tree: SyntaxTree, filePath: string, sourceCode: string): ParseResult;
    protected extractFunction(node: SyntaxNode, filePath: string): Entity | null;
    protected extractStruct(node: SyntaxNode, filePath: string): Entity | null;
    protected extractUnion(node: SyntaxNode, filePath: string): Entity | null;
    protected extractEnum(node: SyntaxNode, filePath: string): Entity | null;
    protected extractTypedef(node: SyntaxNode, filePath: string): Entity | null;
    protected extractMacro(node: SyntaxNode, filePath: string): Entity | null;
    protected extractInclude(node: SyntaxNode, fileEntityId: string): Relation[];
    protected extractCDocComment(node: SyntaxNode): string | undefined;
}
/**
 * C++ language extractor
 */
export declare class CppExtractor extends CExtractor {
    readonly config: LanguageConfig;
    extract(tree: SyntaxTree, filePath: string, sourceCode: string): ParseResult;
    private extractNamespace;
    private extractClass;
    private extractTemplate;
    private extractCppHeritage;
}
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