import type { Span } from "./ast.js";
export interface SpannedTokenLike {
    end: number;
    position: number;
}
export declare function createSpan(start: number, end: number): Span;
export declare function tokenSpan(token: SpannedTokenLike): Span;
export declare function mergeSpans(first: Span, ...rest: Span[]): Span;
export declare function spanContains(span: Span, offset: number): boolean;
export declare function spanLength(span: Span): number;
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