export declare class FeatureFlagError extends Error {
  name: string;
}
export declare class FeatureNotDefinedError extends FeatureFlagError {
  name: string;
  constructor(feature: string);
}
export declare class InvalidFeatureValueError extends FeatureFlagError {
  name: string;
  constructor(message: string);
}
export declare class InvalidFeatureScopeError extends FeatureFlagError {
  name: string;
}
export declare class FeatureFlagStoreError extends FeatureFlagError {
  name: string;
  constructor(message: string, options?: ErrorOptions);
}