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use core::ops::Deref;
use xmltree::Element;
use crate::types::Parse;
#[cfg(feature = "unproven")]
use crate::elementext::ElementExt;
#[cfg(feature = "unproven")]
use crate::encode::Encode;
use crate::error::*;
use crate::svd::{clusterinfo::ClusterInfo, dimelement::DimElement};
#[cfg_attr(feature = "serde", derive(serde::Deserialize, serde::Serialize))]
#[derive(Clone, Debug, PartialEq)]
pub enum Cluster {
Single(ClusterInfo),
Array(ClusterInfo, DimElement),
}
impl Deref for Cluster {
type Target = ClusterInfo;
fn deref(&self) -> &ClusterInfo {
match self {
Cluster::Single(info) => info,
Cluster::Array(info, _) => info,
}
}
}
impl Parse for Cluster {
type Object = Cluster;
type Error = anyhow::Error;
fn parse(tree: &Element) -> Result<Cluster> {
assert_eq!(tree.name, "cluster");
let info = ClusterInfo::parse(tree)?;
if tree.get_child("dimIncrement").is_some() {
let array_info = DimElement::parse(tree)?;
if !info.name.contains("%s") {
anyhow::bail!("Cluster name invalid");
}
if let Some(indices) = &array_info.dim_index {
if array_info.dim as usize != indices.len() {
anyhow::bail!("Cluster index length mismatch");
}
}
Ok(Cluster::Array(info, array_info))
} else {
Ok(Cluster::Single(info))
}
}
}
#[cfg(feature = "unproven")]
impl Encode for Cluster {
type Error = anyhow::Error;
fn encode(&self) -> Result<Element> {
match self {
Cluster::Single(i) => i.encode(),
Cluster::Array(i, a) => {
let mut e = i.encode()?;
e = e.merge(&a.encode()?);
Ok(e)
}
}
}
}