import { CharStream, ParserRuleContext, Token } from 'antlr4ts';
import { Position } from '..';
import { mapAst as ast } from '..';
/**
 * Type guard of DistanceStatementNode.
 * @param node Ast node or null | undefined.
 */
export declare const isDistanceStatementNode: (node: ast.MapAstNode | null | undefined) => node is ast.DistanceStatementNode;
/**
 * Type guard of RootNode.
 * @param node Ast node or null | undefined.
 */
export declare const isRootNode: (node: ast.MapAstNode | null | undefined) => node is ast.RootNode;
/**
 * Type guard of StatementNode.
 * @param node Ast node or null | undefined.
 */
export declare const isStatementNode: (node: ast.MapAstNode | null | undefined) => node is ast.StatementNode;
/**
 * Get original text (string containing whitespace) of context.
 * @param ctx Antlr rule context.
 * @param input Antlr character stream.
 * @returns Original text (string containing whitespace) of context.
 */
export declare const getOriginalTextOfContext: (ctx: ParserRuleContext, input: CharStream) => string;
/**
 * Get original text (string containing whitespace) of token.
 * @param token Antlr token.
 * @param input Antlr character stream.
 * @returns Original text (string containing whitespace) of token.
 */
export declare const getOriginalTextOfToken: (token: Token, input: CharStream) => string;
/**
 * Get start position of context.
 * @param ctx Antlr rule context.
 * @returns Start position of context.
 */
export declare const getStartPosition: (ctx: ParserRuleContext) => Position;
/**
 * Get end position of context.
 * If context end token is undefined, returns start position.
 * @param ctx Antlr rule context.
 * @returns End position of context.
 */
export declare const getEndPosition: (ctx: ParserRuleContext, input: CharStream) => Position;
/**
 * Create ast node.
 * @param type Ast node type.
 * @param ctx Antlr rule context.
 * @param input Antlr character stream.
 * @param nodeValue Node-specific value.
 * @returns Created ast node.
 */
export declare const createMapAstNode: <T extends ast.MapAstNode>(type: ast.NodeType, ctx: ParserRuleContext, input: CharStream, nodeValue: Omit<T, keyof ast.MapAstNode>) => T;