use crate::ast::shape::ASTShape;
use prefixmap::PrefixMap;
use rudof_iri::IriS;
use rudof_rdf::rdf_core::term::Object;
use std::collections::HashMap;
use std::collections::hash_map::IntoIter;
use std::fmt::{Display, Formatter};
#[derive(Debug, Clone, Default)]
pub struct ASTSchema {
shapes: HashMap<Object, ASTShape>,
prefixmap: PrefixMap,
base: Option<IriS>,
}
impl ASTSchema {
pub fn new() -> Self {
ASTSchema {
shapes: HashMap::new(),
prefixmap: PrefixMap::new(),
base: None,
}
}
pub fn is_empty(&self) -> bool {
self.shapes.is_empty()
}
pub fn with_prefixmap(mut self, prefixmap: PrefixMap) -> Self {
self.prefixmap = prefixmap;
self
}
pub fn with_shapes(mut self, shapes: HashMap<Object, ASTShape>) -> Self {
self.shapes = shapes;
self
}
pub fn prefixmap(&self) -> &PrefixMap {
&self.prefixmap
}
pub fn base(&self) -> Option<&IriS> {
self.base.as_ref()
}
pub fn iter(&self) -> impl Iterator<Item = (&Object, &ASTShape)> {
self.shapes.iter()
}
pub fn get_shape(&self, sref: &Object) -> Option<&ASTShape> {
self.shapes.get(sref)
}
}
impl IntoIterator for ASTSchema {
type Item = (Object, ASTShape);
type IntoIter = IntoIter<Object, ASTShape>;
fn into_iter(self) -> Self::IntoIter {
self.shapes.into_iter()
}
}
impl Display for ASTSchema {
fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
for (id, shape) in self.shapes.iter() {
writeln!(f, "{id} -> {shape}")?;
}
Ok(())
}
}