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Isolate interned strings from their dynamic environment to avoid calling multiple times them with different text values yielding inconsistent results.

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This commit is contained in:
Adam Reichold 2022-04-04 20:30:50 +02:00
parent 7b99af9b34
commit 89577a27d9
1 changed files with 14 additions and 10 deletions
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24
src/once_cell.rs
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@ -148,17 +148,21 @@ impl<T> GILOnceCell<T> {
#[macro_export]
macro_rules! intern {
($py: expr, $text: expr) => {{
static INTERNED: $crate::once_cell::GILOnceCell<$crate::Py<$crate::types::PyString>> =
$crate::once_cell::GILOnceCell::new();
fn isolate_from_dyn_env(py: $crate::Python<'_>) -> &$crate::types::PyString {
static INTERNED: $crate::once_cell::GILOnceCell<$crate::Py<$crate::types::PyString>> =
$crate::once_cell::GILOnceCell::new();
INTERNED
.get_or_init($py, || {
$crate::conversion::IntoPy::into_py(
$crate::types::PyString::intern($py, $text),
$py,
)
})
.as_ref($py)
INTERNED
.get_or_init(py, || {
$crate::conversion::IntoPy::into_py(
$crate::types::PyString::intern(py, $text),
py,
)
})
.as_ref(py)
}
isolate_from_dyn_env($py)
}};
}