simple-diff.d.ts

declare function diff(oldObj: any, newObj: any, ops?: diff.DiffOptions): diff.DiffEvent[];

declare namespace diff {
	export interface DiffOptions extends Partial<PathChange> {
		idProp?: string,
		idProps?: {[path: string]: string},
		addEvent?: string,
		removeEvent?: string,
		changeEvent?: string,
		addItemEvent?: string,
		removeItemEvent?: string,
		moveItemEvent?: string,
		callback?: (event: DiffEvent) => void,
		comparators?: Array<[any, Comparator]>,
		ignore?: Comparator,
	}

	export type Path = Array<string | number>;

	export interface PathChange {
		oldPath: Path,
		newPath: Path,
	}

	export type Comparator = (oldValue: any, newValue: any, options: PathChange) => boolean;

	export interface DiffEvent extends PathChange {
		type: 'add' | 'remove' | 'change' | 'add-item' | 'remove-item' | 'move-item',
		oldValue: any,
		newValue: any,
		oldIndex?: number,
		curIndex?: number,
		newIndex?: number,
	}
}

export = diff;