import { NestedError } from '../errors/NestedError';
/**
 * Indicates an environment variable value was found to be invalid.
 */
export declare class InvalidEnvironmentVariableError extends NestedError {
    /**
     * The name of the invalid environment variable.
     */
    readonly variableName: string;
    /**
     * Initializes a new instance of the [[InvalidEnvironmentVariableError]] class.
     * @param variableName The name of the invalid environment variable.
     * @param message A description of the error.
     * @param innerError The error that caused the [[InvalidEnvironmentVariableError]].
     */
    constructor(variableName: string, message?: string, innerError?: Error);
    /**
     * Creates a string representation of this error.
     * @returns A string representation of this error.
     */
    toString(): string;
    /**
     * Returns data intended to be consumed by a logger.
     * @returns A data structure to be included in the log entry.
     */
    getLogData(): unknown;
}