FacetUtils

Git Source

Author: @mpetersoCode55, @ShaneDuncan602, @TJ-Everett, @VoR0220

This contract is intended to be used internally by facets in the Rules Engine to streamline cross-facet interactions.

This contract provides utility functions for interacting with other facets in the Rules Engine. It includes functionality for performing delegate calls to other facets using their function selectors.

Functions

_callAnotherFacet

Performs a delegate call to another facet in the Rules Engine.

Uses the function selector to locate the target facet and executes the provided call data. Reverts with the returned error message if the delegate call fails.

function _callAnotherFacet(bytes4 _functionSelector, bytes memory _callData)
    internal
    returns (bool _success, bytes memory _res);

Parameters

Name	Type	Description
_functionSelector	bytes4	The function selector of the target function in the other facet.
_callData	bytes	The encoded call data to pass to the target function.

Returns

Name	Type	Description
_success	bool	A boolean indicating whether the delegate call was successful.
_res	bytes	The returned data from the delegate call.