export declare class OutOfRange extends RangeError {
    value: never;
    private constructor();
    static exhaustive(value: never): OutOfRange;
    static nonExhaustive(value: unknown): OutOfRange;
}
export declare function callable<Class extends object>(onCalled?: (target: Class, _thisArg: unknown, args: unknown[]) => unknown): (classValue: Class, _classContext: ClassDecoratorContext<Class & (new (...args: readonly unknown[]) => unknown)>) => Class;
export type Mutable<T> = {
    -readonly [P in keyof T]: T[P];
};
export declare const isArray: (arg: unknown) => arg is readonly unknown[];
export declare function __ts_cast__<T>(_value: unknown): asserts _value is T;
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