index.d.ts

export type DeltaOperation = ({ insert: any } | { delete: number } | { retain: number }) & OptionalAttributes;

export interface StringMap {
  [key: string]: any;
}

export interface OptionalAttributes {
  attributes?: StringMap;
}

export interface DeltaStatic {
  ops?: DeltaOperation[];
  retain(length: number, attributes?: StringMap): DeltaStatic;
  delete(length: number): DeltaStatic;
  filter(predicate: (op: DeltaOperation) => boolean): DeltaOperation[];
  forEach(predicate: (op: DeltaOperation) => void): void;
  insert(text: any, attributes?: StringMap): DeltaStatic;
  map<T>(predicate: (op: DeltaOperation) => T): T[];
  partition(predicate: (op: DeltaOperation) => boolean): [DeltaOperation[], DeltaOperation[]];
  reduce<T>(predicate: (acc: T, curr: DeltaOperation, idx: number, arr: DeltaOperation[]) => T, initial: T): T;
  chop(): DeltaStatic;
  length(): number;
  slice(start?: number, end?: number): DeltaStatic;
  compose(other: DeltaStatic): DeltaStatic;
  concat(other: DeltaStatic): DeltaStatic;
  diff(other: DeltaStatic, index?: number): DeltaStatic;
  eachLine(predicate: (line: DeltaStatic, attributes: StringMap, idx: number) => any, newline?: string): DeltaStatic;
  transform(index: number): number;
  transform(other: DeltaStatic, priority: boolean): DeltaStatic;
  transformPosition(index: number): number;
}

declare namespace QuillDelta {
  export class Delta implements DeltaStatic {
    constructor(ops?: DeltaOperation[] | { ops: DeltaOperation[] });
    ops?: DeltaOperation[];
    retain(length: number, attributes?: StringMap): DeltaStatic;
    delete(length: number): DeltaStatic;
    filter(predicate: (op: DeltaOperation) => boolean): DeltaOperation[];
    forEach(predicate: (op: DeltaOperation) => void): void;
    insert(text: any, attributes?: StringMap): DeltaStatic;
    map<T>(predicate: (op: DeltaOperation) => T): T[];
    partition(predicate: (op: DeltaOperation) => boolean): [DeltaOperation[], DeltaOperation[]];
    reduce<T>(predicate: (acc: T, curr: DeltaOperation, idx: number, arr: DeltaOperation[]) => T, initial: T): T;
    chop(): DeltaStatic;
    length(): number;
    slice(start?: number, end?: number): DeltaStatic;
    compose(other: DeltaStatic): DeltaStatic;
    concat(other: DeltaStatic): DeltaStatic;
    diff(other: DeltaStatic, index?: number): DeltaStatic;
    eachLine(predicate: (line: DeltaStatic, attributes: StringMap, idx: number) => any, newline?: string): DeltaStatic;
    transform(index: number): number;
    transform(other: DeltaStatic, priority: boolean): DeltaStatic;
    transformPosition(index: number): number;
  }
}

export default QuillDelta.Delta;