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[ty] Re-use vec when building a VariableLengthTypeVarTuple with the builder (#22225)

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This commit is contained in:
Micha Reiser
2025-12-27 17:06:30 +01:00
committed by GitHub
parent 7ac1874ca0
commit fffd3e5cfb
1 changed files with 18 additions and 1 deletions
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19
crates/ty_python_semantic/src/types/tuple.rs
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@@ -689,6 +689,8 @@ impl<T> VariableLengthTuple<T> {
elements.push(element?);
}
elements.shrink_to_fit();
Some(Self {
elements,
variable_index,
@@ -706,6 +708,21 @@ impl<T> VariableLengthTuple<T> {
let variable_index = elements.len();
elements.push(variable);
elements.extend(suffix);
elements.shrink_to_fit();
Self {
elements,
variable_index,
}
}
fn new_from_vec(prefix: Vec<T>, variable: T, suffix: Vec<T>) -> Self {
let mut elements = SmallVec::from_vec(prefix);
let variable_index = elements.len();
elements.push(variable);
elements.extend(suffix);
elements.shrink_to_fit();
Self {
elements,
@@ -1998,7 +2015,7 @@ impl<'db> TupleSpecBuilder<'db> {
prefix,
variable,
suffix,
} => TupleSpec::Variable(VariableLengthTuple::new(prefix, variable, suffix)),
} => TupleSpec::Variable(VariableLengthTuple::new_from_vec(prefix, variable, suffix)),
}
}
}