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TryFromBorrowedObject

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Jeong YunWon
2021-08-12 02:55:14 +09:00
parent 289ddeaa3c
commit ee09ef2bd2
1 changed files with 12 additions and 0 deletions
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vm/src/pyobject.rs
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@@ -827,6 +827,18 @@ pub trait TryFromObject: Sized {
fn try_from_object(vm: &VirtualMachine, obj: PyObjectRef) -> PyResult<Self>;
}
/// Rust-side only version of TryFromObject to reduce unnessessary Rc::clone
impl<T: TryFromBorrowedObject> TryFromObject for T {
fn try_from_object(vm: &VirtualMachine, obj: PyObjectRef) -> PyResult<Self> {
TryFromBorrowedObject::try_from_borrowed_object(vm, &obj)
}
}
pub trait TryFromBorrowedObject: Sized {
/// Attempt to convert a Python object to a value of this type.
fn try_from_borrowed_object(vm: &VirtualMachine, obj: &PyObjectRef) -> PyResult<Self>;
}
/// Marks a type that has the exact same layout as PyObjectRef, e.g. a type that is
/// `repr(transparent)` over PyObjectRef.
///