git.delta.rocks / jrsonnet / refs/commits / c214d990b22e

19	dollar: Option<ObjValue>,19	dollar: Option<ObjValue>,
20	this: Option<ObjValue>,20	this: Option<ObjValue>,
21	super_obj: Option<ObjValue>,21	super_obj: Option<ObjValue>,
22	bindings: LayeredHashMap<IStr, LazyVal>,22	bindings: LayeredHashMap<LazyVal>,
23}23}
24impl Debug for ContextInternals {24impl Debug for ContextInternals {
25	fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {25	fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {

1use jrsonnet_interner::IStr;
1use rustc_hash::FxHashMap;2use rustc_hash::FxHashMap;
2use std::{borrow::Borrow, hash::Hash, rc::Rc};3use std::rc::Rc;
34
4#[derive(Default, Debug)]5#[derive(Default, Debug)]
5struct LayeredHashMapInternals<K: Hash, V> {6struct LayeredHashMapInternals<V> {
6	parent: Option<LayeredHashMap<K, V>>,7	parent: Option<LayeredHashMap<V>>,
7	current: FxHashMap<K, V>,8	current: FxHashMap<IStr, V>,
8}9}
910
10#[derive(Debug)]11#[derive(Debug)]
11pub struct LayeredHashMap<K: Hash, V>(Rc<LayeredHashMapInternals<K, V>>);12pub struct LayeredHashMap<V>(Rc<LayeredHashMapInternals<V>>);
1213
13impl<K: Hash + Eq, V> LayeredHashMap<K, V> {14impl<V> LayeredHashMap<V> {
14	pub fn extend(self, new_layer: FxHashMap<K, V>) -> Self {15	pub fn extend(self, new_layer: FxHashMap<IStr, V>) -> Self {
15		match Rc::try_unwrap(self.0) {16		match Rc::try_unwrap(self.0) {
16			Ok(mut map) => {17			Ok(mut map) => {
17				map.current.extend(new_layer);18				map.current.extend(new_layer);
24		}25		}
25	}26	}
2627
27	pub fn get<Q: ?Sized>(&self, key: &Q) -> Option<&V>28	pub fn get(&self, key: &IStr) -> Option<&V> {
28	where
29		K: Borrow<Q>,
30		Q: Hash + Eq,
31	{
32		(self.0)29		(self.0)
33			.current30			.current
36	}33	}
37}34}
3835
39impl<K: Hash, V> Clone for LayeredHashMap<K, V> {36impl<V> Clone for LayeredHashMap<V> {
40	fn clone(&self) -> Self {37	fn clone(&self) -> Self {
41		Self(self.0.clone())38		Self(self.0.clone())
42	}39	}
43}40}
4441
45impl<K: Hash + Eq, V> Default for LayeredHashMap<K, V> {42impl<V> Default for LayeredHashMap<V> {
46	fn default() -> Self {43	fn default() -> Self {
47		Self(Rc::new(LayeredHashMapInternals {44		Self(Rc::new(LayeredHashMapInternals {
48			parent: None,45			parent: None,