pub fn edge_get_color(&self, edge_id: EdgeIndex) -> Result<ColorType, BvError> {
        self.edge_get_color_(Some(edge_id)).ok_or_else(|| {
            BvError::IdError(format!("edge id {} (probably) does not exists", edge_id.0))
        })
    }
/// Returns the color field of the edge.
Returns the color field of the edge.
Returns the color field of the edge .
pub fn edge_get_color(&self, edge_id: EdgeIndex) -> Result<ColorType, BvError> {
        self.edge_get_color_(Some(edge_id)).ok_or_else(|| {
            BvError::IdError(format!("edge id {} (probably) does not exists", edge_id.0))
        })
    }
pub fn edge_get_color ( & self , edge_id : EdgeIndex ) -> Result < ColorType , BvError > { self . edge_get_color_ ( Some ( edge_id ) ) . ok_or_else ( | | { BvError :: IdError ( format ! ( " " edge_id 0 ) ) } ) }
Returns the color field of the edge.
Returns the color field of the edge .
&self
edge_id
EdgeIndex