Method as_number

crates/vm/src/builtins/str.rs:1595–1621

()

impl AsNumber for PyStr {
    fn as_number() -> &'static PyNumberMethods {
        static AS_NUMBER: PyNumberMethods = PyNumberMethods {
            add: Some(|a, b, vm| {
                let Some(a) = a.downcast_ref::<PyStr>() else {
                    return Ok(vm.ctx.not_implemented());
                };
                let Some(b) = b.downcast_ref::<PyStr>() else {
                    return Ok(vm.ctx.not_implemented());
                };
                let bytes = a.as_wtf8().py_add(b.as_wtf8());
                Ok(unsafe {
                    let kind = a.kind() | b.kind();
                    PyStr::new_str_unchecked(bytes.into(), kind)
                }
                .to_pyobject(vm))
            }),
            remainder: Some(|a, b, vm| {
                if let Some(a) = a.downcast_ref::<PyStr>() {
                    a.__mod__(b.to_owned(), vm).to_pyresult(vm)
                } else {
                    Ok(vm.ctx.not_implemented())
                }
            }),
            ..PyNumberMethods::NOT_IMPLEMENTED
        };
        &AS_NUMBER
    }
}

impl AsSequence for PyStr {