import { VariableMetadata } from '@devcycle/js-cloud-server-sdk';
import { DVCVariable, DVCVariableValue } from '../../src/';
import { HookContext } from './HookContext';
export declare class EvalHook {
    readonly before: <T extends DVCVariableValue>(context: HookContext<T>) => HookContext<T> | void;
    readonly after: <T extends DVCVariableValue>(context: HookContext<T>, variableDetails: DVCVariable<T>, variableMetadata: VariableMetadata) => void;
    readonly onFinally: <T extends DVCVariableValue>(context: HookContext<T>, variableDetails: DVCVariable<T> | undefined, variableMetadata: VariableMetadata | undefined) => void;
    readonly error: <T extends DVCVariableValue>(context: HookContext<T>, error: Error) => void;
    constructor(before: <T extends DVCVariableValue>(context: HookContext<T>) => HookContext<T> | void, after: <T extends DVCVariableValue>(context: HookContext<T>, variableDetails: DVCVariable<T>, variableMetadata: VariableMetadata) => void, onFinally: <T extends DVCVariableValue>(context: HookContext<T>, variableDetails: DVCVariable<T> | undefined, variableMetadata: VariableMetadata | undefined) => void, error: <T extends DVCVariableValue>(context: HookContext<T>, error: Error) => void);
}