/**
 * Node.js util module polyfill for browser environment.
 * Required by adaptivecards-templating and antlr4ts.
 *
 * @module @burdenoff/fe-libs/shared/shims/util
 */
export declare function isPromise(value: unknown): value is Promise<unknown>;
export declare function isDate(value: unknown): value is Date;
export declare function isError(value: unknown): value is Error;
export declare function isRegExp(value: unknown): value is RegExp;
export declare function isArray(value: unknown): value is unknown[];
export declare function isBuffer(_value: unknown): boolean;
export declare function isNullOrUndefined(value: unknown): value is null | undefined;
export declare function isUndefined(value: unknown): value is undefined;
export declare function isNull(value: unknown): value is null;
export declare function isBoolean(value: unknown): value is boolean;
export declare function isNumber(value: unknown): value is number;
export declare function isString(value: unknown): value is string;
export declare function isSymbol(value: unknown): value is symbol;
export declare function isObject(value: unknown): value is object;
export declare function isFunction(value: unknown): value is (...args: unknown[]) => unknown;
export declare function isPrimitive(value: unknown): boolean;
export declare const inspect: {
    custom: symbol;
};
export declare function format(fmt: string, ...args: unknown[]): string;
export declare function inherits(ctor: {
    prototype: object;
    super_?: unknown;
}, superCtor: {
    prototype: object;
}): void;
export declare function deprecate<T extends (...args: unknown[]) => unknown>(fn: T, _msg: string): T;
export declare function promisify<T>(fn: (...args: unknown[]) => void): (...args: unknown[]) => Promise<T>;
export declare function callbackify<T>(fn: (...args: unknown[]) => Promise<T>): (...args: [...unknown[], (err: Error | null, result?: T) => void]) => void;
export declare const types: {
    isPromise: typeof isPromise;
    isDate: typeof isDate;
    isRegExp: typeof isRegExp;
    isArray: typeof isArray;
    isArrayBuffer: (value: unknown) => value is ArrayBuffer;
    isArrayBufferView: (value: unknown) => boolean;
    isAsyncFunction: (value: unknown) => boolean;
    isBigInt64Array: (value: unknown) => boolean;
    isBigUint64Array: (value: unknown) => boolean;
    isBooleanObject: (value: unknown) => boolean;
    isDataView: (value: unknown) => value is DataView;
    isFloat32Array: (value: unknown) => boolean;
    isFloat64Array: (value: unknown) => boolean;
    isGeneratorFunction: (value: unknown) => boolean;
    isGeneratorObject: (value: unknown) => boolean;
    isInt8Array: (value: unknown) => boolean;
    isInt16Array: (value: unknown) => boolean;
    isInt32Array: (value: unknown) => boolean;
    isMap: (value: unknown) => value is Map<unknown, unknown>;
    isMapIterator: (_value: unknown) => boolean;
    isNativeError: typeof isError;
    isNumberObject: (value: unknown) => boolean;
    isSet: (value: unknown) => value is Set<unknown>;
    isSetIterator: (_value: unknown) => boolean;
    isSharedArrayBuffer: (value: unknown) => boolean;
    isStringObject: (value: unknown) => boolean;
    isSymbolObject: (value: unknown) => boolean;
    isTypedArray: (value: unknown) => boolean;
    isUint8Array: (value: unknown) => boolean;
    isUint8ClampedArray: (value: unknown) => boolean;
    isUint16Array: (value: unknown) => boolean;
    isUint32Array: (value: unknown) => boolean;
    isWeakMap: (value: unknown) => value is WeakMap<object, unknown>;
    isWeakSet: (value: unknown) => value is WeakSet<object>;
};
declare const _default: {
    isPromise: typeof isPromise;
    isDate: typeof isDate;
    isError: typeof isError;
    isRegExp: typeof isRegExp;
    isArray: typeof isArray;
    isBuffer: typeof isBuffer;
    isNullOrUndefined: typeof isNullOrUndefined;
    isUndefined: typeof isUndefined;
    isNull: typeof isNull;
    isBoolean: typeof isBoolean;
    isNumber: typeof isNumber;
    isString: typeof isString;
    isSymbol: typeof isSymbol;
    isObject: typeof isObject;
    isFunction: typeof isFunction;
    isPrimitive: typeof isPrimitive;
    inspect: {
        custom: symbol;
    };
    format: typeof format;
    inherits: typeof inherits;
    deprecate: typeof deprecate;
    promisify: typeof promisify;
    callbackify: typeof callbackify;
    types: {
        isPromise: typeof isPromise;
        isDate: typeof isDate;
        isRegExp: typeof isRegExp;
        isArray: typeof isArray;
        isArrayBuffer: (value: unknown) => value is ArrayBuffer;
        isArrayBufferView: (value: unknown) => boolean;
        isAsyncFunction: (value: unknown) => boolean;
        isBigInt64Array: (value: unknown) => boolean;
        isBigUint64Array: (value: unknown) => boolean;
        isBooleanObject: (value: unknown) => boolean;
        isDataView: (value: unknown) => value is DataView;
        isFloat32Array: (value: unknown) => boolean;
        isFloat64Array: (value: unknown) => boolean;
        isGeneratorFunction: (value: unknown) => boolean;
        isGeneratorObject: (value: unknown) => boolean;
        isInt8Array: (value: unknown) => boolean;
        isInt16Array: (value: unknown) => boolean;
        isInt32Array: (value: unknown) => boolean;
        isMap: (value: unknown) => value is Map<unknown, unknown>;
        isMapIterator: (_value: unknown) => boolean;
        isNativeError: typeof isError;
        isNumberObject: (value: unknown) => boolean;
        isSet: (value: unknown) => value is Set<unknown>;
        isSetIterator: (_value: unknown) => boolean;
        isSharedArrayBuffer: (value: unknown) => boolean;
        isStringObject: (value: unknown) => boolean;
        isSymbolObject: (value: unknown) => boolean;
        isTypedArray: (value: unknown) => boolean;
        isUint8Array: (value: unknown) => boolean;
        isUint8ClampedArray: (value: unknown) => boolean;
        isUint16Array: (value: unknown) => boolean;
        isUint32Array: (value: unknown) => boolean;
        isWeakMap: (value: unknown) => value is WeakMap<object, unknown>;
        isWeakSet: (value: unknown) => value is WeakSet<object>;
    };
};
export default _default;
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