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shannon

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This commit is contained in:
Douglas Creager
2025-10-17 16:18:40 -04:00
parent 73773b4ea4
commit 5d451979c4
1 changed files with 9 additions and 12 deletions
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21
crates/ty_python_semantic/src/types/constraints.rs
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@@ -940,22 +940,19 @@ impl<'db> InteriorNode<'db> {
// intersecting with the domain below will take care of removing each LHS.
let (left_and_right, _) = Node::Interior(self)
.restrict(db, [left.when_true(), right.when_true()]);
let replacement =
intersection_constraint.ite(db, left_and_right, Node::AlwaysFalse);
simplified = simplified.or(db, replacement);
let (left_and_not_right, _) = Node::Interior(self)
.restrict(db, [left.when_true(), right.when_false()]);
let replacement = left_constraint
.and(db, intersection_constraint.negate(db))
.ite(db, left_and_not_right, Node::AlwaysFalse);
simplified = simplified.or(db, replacement);
let (not_left_and_right, _) = Node::Interior(self)
.restrict(db, [left.when_false(), right.when_true()]);
let replacement = right_constraint
.and(db, intersection_constraint.negate(db))
.ite(db, not_left_and_right, Node::AlwaysFalse);
let replacement = intersection_constraint.ite(
db,
left_and_right,
left_constraint.ite(
db,
left_and_not_right,
right_constraint.ite(db, not_left_and_right, Node::AlwaysFalse),
),
);
simplified = simplified.or(db, replacement);
}
}