/**
 * @license
 * Copyright 2023 Google LLC
 * SPDX-License-Identifier: Apache-2.0
 */
import { IParameterModel } from './i_parameter_model.js';
import type { IVariableModel, IVariableState } from './i_variable_model.js';
/** Interface for a parameter model that holds a variable model. */
export interface IVariableBackedParameterModel extends IParameterModel {
    /** Returns the variable model held by this type. */
    getVariableModel(): IVariableModel<IVariableState>;
}
/**
 * Returns whether the given object is a variable holder or not.
 */
export declare function isVariableBackedParameterModel(param: IParameterModel): param is IVariableBackedParameterModel;
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