Trait polars::prelude::BinaryUdfOutputField

pub trait BinaryUdfOutputField: Send + Sync {
    fn get_field(
        &self,
        input_schema: &Schema,
        cntxt: Context,
        field_a: &Field,
        field_b: &Field
    ) -> Option<Field>;
}

Required Methods

fn get_field(
    &self,
    input_schema: &Schema,
    cntxt: Context,
    field_a: &Field,
    field_b: &Field
) -> Option<Field>

Implementors

impl<F> BinaryUdfOutputField for F where
    F: Fn(&Schema, Context, &Field, &Field) -> Option<Field> + Send + Sync,