Struct Port 

pub struct Port {
    pub name: Symbol,
    pub shape: Option<Expr>,
    pub mode: PortMode,
    pub required: bool,
}

A named input or output port on a topology node.

Fields

name: Symbol

Port name.

shape: Option<Expr>

Optional port shape expression.

mode: PortMode

Whether packets are values or streams.

required: bool

Whether this port must be connected or provided.

Implementations

impl Port

pub fn new(name: Symbol, mode: PortMode, required: bool) -> Self

Creates a port from an explicit symbol.

pub fn value(name: impl Into<String>, required: bool) -> Self

Creates a value port from an unqualified symbol name.

pub fn stream(name: impl Into<String>, required: bool) -> Self

Creates a stream port from an unqualified symbol name.

Trait Implementations

impl Clone for Port

fn clone(&self) -> Port

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for Port

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.