Module interface 

Interfaces, operations, parameters and attributes. Spec §3.4.

Structs

AttributeNode

An interface attribute. Spec §3.4.

InterfaceNode

An interface or component form. Spec §3.4.

OperationNode

An operation. Spec §3.4.

ParamNode

An operation parameter. Spec §3.4.

Enums

InterfaceKind

Which interface form this is. Spec §3.4.

ParamDirection

Parameter passing direction. Spec §3.4.