Function cast_binary_to_string

arrow-cast/src/cast/string.rs:349–372

(
    array: &dyn Array,
    cast_options: &CastOptions,
)

}

pub(crate) fn cast_binary_to_string<O: OffsetSizeTrait>(
    array: &dyn Array,
    cast_options: &CastOptions,
) -> Result<ArrayRef, ArrowError> {
    let array = array
        .as_any()
        .downcast_ref::<GenericByteArray<GenericBinaryType<O>>>()
        .unwrap();

    match GenericStringArray::<O>::try_from_binary(array.clone()) {
        Ok(a) => Ok(Arc::new(a)),
        Err(e) => match cast_options.safe {
            true => {
                // Fallback to slow method to convert invalid sequences to nulls
                let mut builder =
                    GenericStringBuilder::<O>::with_capacity(array.len(), array.value_data().len());

                extend_valid_utf8(&mut builder, array.iter());
                Ok(Arc::new(builder.finish()))
            }
            false => Err(e),
        },
    }
}

pub(crate) fn cast_binary_view_to_string_view(
    array: &dyn Array,