fn process_run_criteria(
        &mut self,
    ) -> Result<
        HashMap<BoxedRunCriteriaLabel, usize>,
        DependencyGraphError<HashSet<BoxedRunCriteriaLabel>>,
    > {
        let graph = graph_utils::build_dependency_graph(&self.run_criteria);
        let order = graph_utils::topological_order(&graph)?;
        let mut order_inverted = order.iter().enumerate().collect::<Vec<_>>();
        order_inverted.sort_unstable_by_key(|(_, &key)| key);
        let labels: HashMap<_, _> = self
            .run_criteria
            .iter()
            .enumerate()
            .filter_map(|(index, criteria)| {
                criteria
                    .label
                    .as_ref()
                    .map(|label| (label.clone(), order_inverted[index].0))
            })
            .collect();
        for criteria in self.run_criteria.iter_mut() {
            if let RunCriteriaInner::Piped { input: parent, .. } = &mut criteria.inner {
                let label = &criteria.after[0];
                *parent = *labels.get(label).unwrap_or_else(|| {
                    panic!(
                        "Couldn't find run criteria labelled {:?} to pipe from.",
                        label
                    )
                });
            }
        }

        fn update_run_criteria_indices<T: SystemContainer>(
            systems: &mut [T],
            order_inverted: &[(usize, &usize)],
        ) {
            for system in systems {
                if let Some(index) = system.run_criteria() {
                    system.set_run_criteria(order_inverted[index].0);
                }
            }
        }

        update_run_criteria_indices(&mut self.exclusive_at_end, &order_inverted);
        update_run_criteria_indices(&mut self.exclusive_at_start, &order_inverted);
        update_run_criteria_indices(&mut self.exclusive_before_commands, &order_inverted);
        update_run_criteria_indices(&mut self.parallel, &order_inverted);

        let mut temp = self.run_criteria.drain(..).map(Some).collect::<Vec<_>>();
        for index in order {
            self.run_criteria.push(temp[index].take().unwrap());
        }
        Ok(labels)
    }
/// Sorts run criteria and populates resolved input-criteria for piping.
/// Returns a map of run criteria labels to their indices.
Sorts run criteria and populates resolved input-criteria for piping.
Returns a map of run criteria labels to their indices.
Sorts run criteria and populates resolved input - criteria for piping . Returns a map of run criteria labels to their indices .
fn process_run_criteria(
        &mut self,
    ) -> Result<
        HashMap<BoxedRunCriteriaLabel, usize>,
        DependencyGraphError<HashSet<BoxedRunCriteriaLabel>>,
    > {
        let graph = graph_utils::build_dependency_graph(&self.run_criteria);
        let order = graph_utils::topological_order(&graph)?;
        let mut order_inverted = order.iter().enumerate().collect::<Vec<_>>();
        order_inverted.sort_unstable_by_key(|(_, &key)| key);
        let labels: HashMap<_, _> = self
            .run_criteria
            .iter()
            .enumerate()
            .filter_map(|(index, criteria)| {
                criteria
                    .label
                    .as_ref()
                    .map(|label| (label.clone(), order_inverted[index].0))
            })
            .collect();
        for criteria in self.run_criteria.iter_mut() {
            if let RunCriteriaInner::Piped { input: parent, .. } = &mut criteria.inner {
                let label = &criteria.after[0];
                *parent = *labels.get(label).unwrap_or_else(|| {
                    panic!(
                        "Couldn't find run criteria labelled {:?} to pipe from.",
                        label
                    )
                });
            }
        }
        fn update_run_criteria_indices<T: SystemContainer>(
            systems: &mut [T],
            order_inverted: &[(usize, &usize)],
        ) {
            for system in systems {
                if let Some(index) = system.run_criteria() {
                    system.set_run_criteria(order_inverted[index].0);
                }
            }
        }
        update_run_criteria_indices(&mut self.exclusive_at_end, &order_inverted);
        update_run_criteria_indices(&mut self.exclusive_at_start, &order_inverted);
        update_run_criteria_indices(&mut self.exclusive_before_commands, &order_inverted);
        update_run_criteria_indices(&mut self.parallel, &order_inverted);
        let mut temp = self.run_criteria.drain(..).map(Some).collect::<Vec<_>>();
        for index in order {
            self.run_criteria.push(temp[index].take().unwrap());
        }
        Ok(labels)
    }
fn process_run_criteria ( & mut self , ) -> Result < HashMap < BoxedRunCriteriaLabel , usize > , DependencyGraphError < HashSet < BoxedRunCriteriaLabel > > , > { let graph = graph_utils :: build_dependency_graph ( & self . run_criteria ) ; let order = graph_utils :: topological_order ( & graph ) ? ; let mut order_inverted = order . iter ( ) . enumerate ( ) . collect :: < Vec < _ > > ( ) ; order_inverted . sort_unstable_by_key ( | ( _ , & key ) | key ) ; let labels : HashMap < _ , _ > = self . run_criteria . iter ( ) . enumerate ( ) . filter_map ( | ( index , criteria ) | { criteria . label . as_ref ( ) . map ( | label | ( label . clone ( ) , order_inverted [ index ] . 0 ) ) } ) . collect ( ) ; for criteria in self . run_criteria . iter_mut ( ) { if let RunCriteriaInner :: Piped { input : parent , .. } = & mut criteria . inner { let label = & criteria . after [ 0 ] ; * parent = * labels . get ( label ) . unwrap_or_else ( | | { panic ! ( " " label ) } ) ; } } fn update_run_criteria_indices < T : SystemContainer > ( systems : & mut [ T ] , order_inverted : & [ ( usize , & usize ) ] , ) { for system in systems { if let Some ( index ) = system . run_criteria ( ) { system . set_run_criteria ( order_inverted [ index ] . 0 ) ; } } } update_run_criteria_indices ( & mut self . exclusive_at_end , & order_inverted ) ; update_run_criteria_indices ( & mut self . exclusive_at_start , & order_inverted ) ; update_run_criteria_indices ( & mut self . exclusive_before_commands , & order_inverted ) ; update_run_criteria_indices ( & mut self . parallel , & order_inverted ) ; let mut temp = self . run_criteria . drain ( .. ) . map ( Some ) . collect :: < Vec < _ > > ( ) ; for index in order { self . run_criteria . push ( temp [ index ] . take ( ) . unwrap ( ) ) ; } Ok ( labels ) }
Sorts run criteria and populates resolved input-criteria for piping.
Sorts run criteria and populates resolved input - criteria for piping .
&mut self
&mut self