export interface IGuardResult {
    succeeded: boolean;
    message?: string;
}
export interface IGuardArgument {
    argument: unknown;
    argumentName: string;
}
export declare type GuardArgumentCollection = IGuardArgument[];
export declare class Guard {
    static combine(guardResults: IGuardResult[]): IGuardResult;
    static greaterThan(minValue: number, actualValue: number): IGuardResult;
    static againstAtLeast(numChars: number, text: string): IGuardResult;
    static againstAtMost(numChars: number, text: string): IGuardResult;
    static againstNullOrUndefined(argument: unknown, argumentName: string): IGuardResult;
    static againstNullOrUndefinedBulk(args: GuardArgumentCollection): IGuardResult;
    static isOneOf(value: unknown, validValues: unknown[], argumentName: string): IGuardResult;
    static inRange(num: number, min: number, max: number, argumentName: string): IGuardResult;
    static allInRange(numbers: number[], min: number, max: number, argumentName: string): IGuardResult;
}