import { Token, TokenType, Item, Items } from './tokens.js';
import { Pos } from './position.js';
import { SpanInfo } from './span.js';
export interface SourceMap {
    version: 3;
    file?: string;
    sourceRoot?: string;
    sources: Array<string>;
    sourcesContent?: Array<string | null>;
    names: Array<string>;
    mappings: string;
}
export interface NoSourceMapping {
    generatedStartColumn: number;
}
export interface SourceMapping extends NoSourceMapping {
    sourceIndex: number;
    sourceStartLine: number;
    sourceStartColumn: number;
}
export interface SourceNameMapping extends SourceMapping {
    nameIndex: number;
}
export type NonEmptyMapping = NoSourceMapping | SourceMapping | SourceNameMapping;
export type Mapping = {} | NonEmptyMapping;
export declare class CodeWriter {
    readonly file: string | null;
    readonly pos: Pos;
    readonly sources: Array<string>;
    readonly chunks: Array<string>;
    readonly mappings: Array<Array<NonEmptyMapping>>;
    readonly targetToSourceMap: SpanInfo<Token>;
    readonly sourceToTargetMap: SpanInfo<number>;
    previous: Partial<SourceNameMapping>;
    previousPos: Pos | null;
    constructor(file: string | null);
    get text(): string;
    get map(): SourceMap;
    finishLine(): void;
    sourceIndexFor(name: string): number;
    addMapping(p: Pos, type: TokenType): void;
    chunk(p: Pos, s: string, type: TokenType): void;
    emit(i: Item | Items): void;
}