import MagicString, { SourceMap, MagicStringOptions, SourceMapOptions } from 'magic-string';

/**
 * Count lines in a string.
 */
declare function countLines(source: string): number;
/**
 * Find the length of last line of a string.
 */
declare function lastLineLength(source: string): number;
/**
 * Creates a SourceLocation from a string.
 */
declare function createSourceLocation(source: string): SourceLocation;
/**
 * Finds a SourceLocation array from a string to search in a source.
 */
declare function findAllSourceLocations(source: string, search: string): SourceLocation[];
/**
 * Creates a SourceLocation from two string offset integers.
 */
declare function createSourceLocationFromOffsets(source: string, start: number, end: number): SourceLocation;
/**
 * Position of a caret in a string.
 */
interface Position {
    offset: number;
    line: number;
    column: number;
}
/**
 * Position of a string in a source.
 */
interface SourceLocation {
    source: string;
    start: Position;
    end: Position;
}

interface MagicBlockBase {
    loc?: SourceLocation | {
        start: number;
        end: number;
    };
    _source?: string;
    _loc?: SourceLocation;
    [key: string]: any;
}
type MagicBlock<T extends MagicBlockBase = MagicBlockBase> = T & MagicString;
declare function proxyBlock<T extends MagicBlockBase = MagicBlockBase>(source: MagicString, block?: T, loc?: SourceLocation | {
    start: number;
    end: number;
}, handler?: ProxyHandler<object>): MagicBlock<T>;

interface TransformResult {
    code: string;
    map: SourceMap | null;
    etag?: string;
    deps?: string[];
    dynamicDeps?: string[];
}
interface MagicSFCOptions extends MagicStringOptions {
    parser?: any;
    parserOptions?: any;
    silent?: boolean;
}
declare const magicSfcDefaultOptions: MagicSFCOptions;
declare class MagicSFC<T extends MagicSFCOptions = MagicSFCOptions> {
    source: string;
    ms: MagicString;
    options: MagicSFCOptions;
    parsed?: any;
    templates: MagicBlock<any>[];
    scripts: MagicBlock<any>[];
    styles: MagicBlock<any>[];
    customs: MagicBlock<any>[];
    constructor(source: string | MagicString, userOptions?: T, defaultOptions?: MagicSFCOptions);
    parse(): Promise<MagicSFC<T> | void>;
    toString(): string;
    getSourcemap(sourceMapOptions?: SourceMapOptions): SourceMap;
    getTransformResult(): TransformResult;
}

export { type MagicBlock, type MagicBlockBase, MagicSFC, type MagicSFCOptions, type Position, type SourceLocation, type TransformResult, countLines, createSourceLocation, createSourceLocationFromOffsets, findAllSourceLocations, lastLineLength, magicSfcDefaultOptions, proxyBlock };