Trait polars_lazy::dsl::RenameAliasFn

pub trait RenameAliasFn: Send + Sync {
    fn call(&self, name: &str) -> Result<String, PolarsError>;
}

Required Methods

fn call(&self, name: &str) -> Result<String, PolarsError>

Trait Implementations

impl Debug for dyn RenameAliasFn + 'static

fn fmt(&self, f: &mut Formatter<'_>) -> Result<(), Error>

Formats the value using the given formatter.

Implementors

impl<F> RenameAliasFn for Fwhere
    F: Fn(&str) -> Result<String, PolarsError> + Send + Sync,