IDiamondLoupe.sol

IDiamondLoupe

Facet

struct Facet {
  address facetAddress;
  bytes4[] functionSelectors;
}

These functions are expected to be called frequently by tools.

facets

function facets() external view returns (struct IDiamondLoupe.Facet[] facets_)

Gets all facet addresses and their four byte function selectors.

• Return Values:

  Name	Type	Description
  facets_	struct IDiamondLoupe.Facet[]	Facet

facetFunctionSelectors

function facetFunctionSelectors(address _facet) external view returns (bytes4[] facetFunctionSelectors_)

Gets all the function selectors supported by a specific facet.

• Parameters:

  Name	Type	Description
  _facet	address	The facet address.

• Return Values:

  Name	Type	Description
  facetFunctionSelectors_	bytes4[]

facetAddresses

function facetAddresses() external view returns (address[] facetAddresses_)

Get all the facet addresses used by a diamond.

• Return Values:

  Name	Type	Description
  facetAddresses_	address[]

facetAddress

function facetAddress(bytes4 _functionSelector) external view returns (address facetAddress_)

Gets the facet that supports the given selector.

If facet is not found return address(0).

• Parameters:

  Name	Type	Description
  _functionSelector	bytes4	The function selector.

• Return Values:

  Name	Type	Description
  facetAddress_	address	The facet address.