Trait deltalake::datafusion::common::tree_node::TransformedIterator

pub trait TransformedIterator: Iterator {
    // Required method
    fn map_until_stop_and_collect<F>(
        self,
        f: F
    ) -> Result<Transformed<Vec<Self::Item>>, DataFusionError>
       where F: FnMut(Self::Item) -> Result<Transformed<Self::Item>, DataFusionError>;
}

Transformation helper to process tree nodes that are siblings.

Required Methods

fn map_until_stop_and_collect<F>( self, f: F ) -> Result<Transformed<Vec<Self::Item>>, DataFusionError>

where F: FnMut(Self::Item) -> Result<Transformed<Self::Item>, DataFusionError>,

Object Safety

This trait is not object safe.

Implementors

impl<I> TransformedIterator for I

where I: Iterator,