import type { ParserRuleContext, Token } from 'antlr4ng';
export interface WordPosition {
    /** start at 0 */
    readonly startIndex: number;
    /** end at ..n-1 */
    readonly endIndex: number;
    /** start at 1 */
    readonly line: number;
    /** start at 1 */
    readonly startColumn: number;
    /** end at ..n + 1 */
    readonly endColumn: number;
}
export interface WordRange extends WordPosition {
    /** content of word */
    readonly text: string;
}
export interface TextPosition {
    /** start at 0 */
    readonly startIndex: number;
    /** end at ..n-1 */
    readonly endIndex: number;
    /** start at 1 */
    readonly startLine: number;
    /** end at ..n */
    readonly endLine: number;
    /** start at 1 */
    readonly startColumn: number;
    /** end at ..n + 1 */
    readonly endColumn: number;
}
export interface TextSlice extends TextPosition {
    readonly text: string;
}
/**
 * Convert Token to Word
 */
export declare function tokenToWord(token: Token, input: string): WordRange;
/**
 * Convert ParserRuleContext to Text
 */
export declare function ctxToText(ctx: ParserRuleContext, input: string): (TextPosition & {
    text: string;
}) | null;
/**
 * judge whether the context is a WordRange
 * @param textOrWord TextSlice or WordRange object
 * */
export declare function isWordRange(textOrWord: TextSlice | WordRange): textOrWord is WordRange;