// SPDX-License-Identifier: MIT
pragma solidity ^0.8.23;

// interfaces

// libraries

// contracts

interface IDiamond {
    /// @notice Thrown when calling a function that was not registered in the diamond.
    error Diamond_UnsupportedFunction();

    /// @notice Add/replace/remove any number of functions and optionally execute
    /// @param Add Facets to add functions to.
    /// @param Replace Facets to replace functions in.
    /// @param Remove Facets to remove functions from.
    enum FacetCutAction {
        Add,
        Replace,
        Remove
    }

    /// @notice Execute a diamond cut
    /// @param facetAddress Facet to cut.
    /// @param action Enum of type FacetCutAction.
    /// @param functionSelectors Array of function selectors.
    struct FacetCut {
        address facetAddress;
        FacetCutAction action;
        bytes4[] functionSelectors;
    }
}