sv-parser/src/parser/instantiations/interface_instantiation.rs
2019-07-24 12:23:14 +09:00

35 lines
947 B
Rust

use crate::ast::*;
use crate::parser::*;
use nom::combinator::*;
use nom::IResult;
// -----------------------------------------------------------------------------
#[derive(Clone, Debug, Node)]
pub struct InterfaceInstantiation {
pub nodes: (
InterfaceIdentifier,
Option<ParameterValueAssignment>,
List<Symbol, HierarchicalInstance>,
Symbol,
),
}
// -----------------------------------------------------------------------------
#[parser]
pub fn interface_instantiation(s: Span) -> IResult<Span, InterfaceInstantiation> {
let (s, a) = interface_identifier(s)?;
let (s, b) = opt(parameter_value_assignment)(s)?;
let (s, c) = list(symbol(","), hierarchical_instance)(s)?;
let (s, d) = symbol(";")(s)?;
Ok((
s,
InterfaceInstantiation {
nodes: (a, b, c, d),
},
))
}
// -----------------------------------------------------------------------------