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Fix/#13070 defer annotations when future is active (#13395)

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Simon 2024-09-19 10:13:37 +02:00 • committed by GitHub
parent d3530ab997
commit a8d9104fa3
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3 changed files with 90 additions and 10 deletions
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9
crates/red_knot_python_semantic/src/semantic_index.rs
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@ -115,6 +115,9 @@ pub(crate) struct SemanticIndex<'db> {
/// Note: We should not depend on this map when analysing other files or
/// changing a file invalidates all dependents.
ast_ids: IndexVec<FileScopeId, AstIds>,
/// Flags about the global scope (code usage impacting inference)
has_future_annotations: bool,
}
impl<'db> SemanticIndex<'db> {
@ -215,6 +218,12 @@ impl<'db> SemanticIndex<'db> {
pub(crate) fn node_scope(&self, node: NodeWithScopeRef) -> FileScopeId {
self.scopes_by_node[&node.node_key()]
}
/// Checks if there is an import of `__future__.annotations` in the global scope, which affects
/// the logic for type inference.
pub(super) fn has_future_annotations(&self) -> bool {
self.has_future_annotations
}
}
pub struct AncestorsIter<'a> {