/**
 * Type guards and utilities for safely working with ASTNode types
 */
import * as ts from 'typescript';
import { ASTNode } from '../types';
/**
 * Type guard to check if ASTNode contains a TypeScript node
 */
export declare function hasTypeScriptNode(node: ASTNode): node is ASTNode & {
    _tsNode: ts.Node;
};
/**
 * Safely extract TypeScript node from ASTNode
 */
export declare function getTypeScriptNode(node: ASTNode): ts.Node | null;
/**
 * Type guard to check if ASTNode contains a TypeScript SourceFile
 */
export declare function isTypeScriptSourceFile(node: ASTNode): node is ASTNode & {
    _tsNode: ts.SourceFile;
};
/**
 * Safely extract TypeScript SourceFile from ASTNode
 */
export declare function getTypeScriptSourceFile(node: ASTNode): ts.SourceFile | null;
/**
 * Create an ASTNode wrapper from a TypeScript node
 */
export declare function createASTNodeFromTS(tsNode: ts.Node, range?: {
    start: {
        line: number;
        column: number;
    };
    end: {
        line: number;
        column: number;
    };
}): ASTNode;
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