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fix: type-parameter unification

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This commit is contained in:
Shunsuke Shibayama 2023-08-23 18:02:04 +09:00
parent b9c4357038
commit 75081ac3aa
2 changed files with 40 additions and 13 deletions
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13
crates/erg_compiler/context/eval.rs
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@ -95,8 +95,8 @@ fn op_to_name(op: OpKind) -> &'static str {
#[derive(Debug, Default)]
pub struct UndoableLinkedList {
tys: Shared<Set<Type>>,
tps: Shared<Set<TyParam>>,
tys: Shared<Vec<Type>>, // not Set
tps: Shared<Vec<TyParam>>,
}
impl Drop for UndoableLinkedList {
@ -113,17 +113,17 @@ impl Drop for UndoableLinkedList {
impl UndoableLinkedList {
pub fn new() -> Self {
Self {
tys: Shared::new(set! {}),
tps: Shared::new(set! {}),
tys: Shared::new(vec![]),
tps: Shared::new(vec![]),
}
}
pub fn push_t(&self, t: &Type) {
self.tys.borrow_mut().insert(t.clone());
self.tys.borrow_mut().push(t.clone());
}
pub fn push_tp(&self, tp: &TyParam) {
self.tps.borrow_mut().insert(tp.clone());
self.tps.borrow_mut().push(tp.clone());
}
}
@ -152,7 +152,6 @@ impl<'c> Substituter<'c> {
/// qt: Iterable(T), st: Array(Int, 3)
/// qt: Array(T, N), st: Array!(Int, 3) # TODO
/// ```
/// use `undo_substitute_typarams` after executing this method
pub(crate) fn substitute_typarams(
ctx: &'c Context,
qt: &Type,