type Range =
  | [from: number, to: number]
  | [from: number, to: number, whatToInsert: string | null | undefined];
type Ranges = Range[] | null;

declare const version: string;
interface Opts {
  lineLengthLimit: number;
  removeIndentations: boolean;
  removeLineBreaks: boolean;
  removeHTMLComments: boolean | 0 | 1 | 2;
  removeCSSComments: boolean;
  reportProgressFunc: null | ((percDone: number) => void);
  reportProgressFuncFrom: number;
  reportProgressFuncTo: number;
  breakToTheLeftOf: string[];
  mindTheInlineTags: string[];
}
declare const defaults: Opts;
interface Res {
  log: {
    timeTakenInMilliseconds: number;
    originalLength: number;
    cleanedLength: number;
    bytesSaved: number;
    percentageReducedOfOriginal: number;
  };
  applicableOpts: {
    removeHTMLComments: boolean;
    removeCSSComments: boolean;
  };
  ranges: Ranges;
  result: string;
}
/**
 * Minifies HTML/CSS: valid or broken, pure or mixed with other languages
 */
declare function crush(str: string, opts?: Partial<Opts>): Res;

export { type Opts, type Res, crush, defaults, version };