@opentiny/fluent-editor/types/utils/is.d.ts

A rich text editor based on Quill 2.0, which extends rich modules and formats on the basis of Quill. It's powerful and out-of-the-box.

export declare function isObject(value: unknown): value is object;
export declare const isUndefined: (val: unknown) => val is undefined;
export declare const isFunction: (val: unknown) => val is Function;
export declare const isString: (val: unknown) => val is string;