fn filter_inspect_snapshot(
        inspect_snapshot: ReadSnapshot,
        path_selectors: &RegexSet,
        property_selectors: &Vec<Regex>,
    ) -> Result<NodeHierarchy, Error> {
        let root_node: NodeHierarchy = match inspect_snapshot {
            ReadSnapshot::Single(snapshot) => PartialNodeHierarchy::try_from(snapshot)?.into(),
            ReadSnapshot::Tree(snapshot_tree) => snapshot_tree.try_into()?,
            ReadSnapshot::Finished(hierarchy) => hierarchy,
        };
        let mut new_root = NodeHierarchy::new_root();
        for (node_path, property) in root_node.property_iter() {
            let mut formatted_node_path = node_path
                .iter()
                .map(|s| selectors::sanitize_string_for_selectors(s))
                .collect::<Vec<String>>()
                .join("/");
            // We must append a "/" because the absolute monikers end in slash and
            // hierarchy node paths don't, but we want to reuse the regex logic.
            formatted_node_path.push('/');
            let matching_indices: Vec<usize> =
                path_selectors.matches(&formatted_node_path).into_iter().collect();
            let mut property_regex_strings: Vec<&str> = Vec::new();

            // TODO(4601): We only need to recompile the property selector regex
            // if our iteration brings us to a new node.
            for property_index in matching_indices {
                let property_selector: &Regex = &property_selectors[property_index];
                property_regex_strings.push(property_selector.as_str());
            }

            let property_regex_set = RegexSet::new(property_regex_strings)?;

            if property_regex_set.is_match(property.name()) {
                // TODO(4601): We can keep track of the prefix string identifying
                // the "curr_node" and only insert from root if our iteration has
                // brought us to a new node higher up the hierarchy. Right now, we
                // insert from root for every new property.
                new_root.add(node_path, property.clone());
            }
        }

        Ok(new_root)
    }
/// Parses an inspect Snapshot into a node hierarchy, and iterates over the
/// hierarchy creating a copy with selector filters applied.
Parses an inspect Snapshot into a node hierarchy, and iterates over the
hierarchy creating a copy with selector filters applied.
Parses an inspect Snapshot into a node hierarchy and iterates over the hierarchy creating a copy with selector filters applied .
fn filter_inspect_snapshot(
        inspect_snapshot: ReadSnapshot,
        path_selectors: &RegexSet,
        property_selectors: &Vec<Regex>,
    ) -> Result<NodeHierarchy, Error> {
        let root_node: NodeHierarchy = match inspect_snapshot {
            ReadSnapshot::Single(snapshot) => PartialNodeHierarchy::try_from(snapshot)?.into(),
            ReadSnapshot::Tree(snapshot_tree) => snapshot_tree.try_into()?,
            ReadSnapshot::Finished(hierarchy) => hierarchy,
        };
        let mut new_root = NodeHierarchy::new_root();
        for (node_path, property) in root_node.property_iter() {
            let mut formatted_node_path = node_path
                .iter()
                .map(|s| selectors::sanitize_string_for_selectors(s))
                .collect::<Vec<String>>()
                .join("/");
            // We must append a "/" because the absolute monikers end in slash and
            // hierarchy node paths don't, but we want to reuse the regex logic.
            formatted_node_path.push('/');
            let matching_indices: Vec<usize> =
                path_selectors.matches(&formatted_node_path).into_iter().collect();
            let mut property_regex_strings: Vec<&str> = Vec::new();
            // TODO(4601): We only need to recompile the property selector regex
            // if our iteration brings us to a new node.
            for property_index in matching_indices {
                let property_selector: &Regex = &property_selectors[property_index];
                property_regex_strings.push(property_selector.as_str());
            }
            let property_regex_set = RegexSet::new(property_regex_strings)?;
            if property_regex_set.is_match(property.name()) {
                // TODO(4601): We can keep track of the prefix string identifying
                // the "curr_node" and only insert from root if our iteration has
                // brought us to a new node higher up the hierarchy. Right now, we
                // insert from root for every new property.
                new_root.add(node_path, property.clone());
            }
        }
        Ok(new_root)
    }
fn filter_inspect_snapshot ( inspect_snapshot : ReadSnapshot , path_selectors : & RegexSet , property_selectors : & Vec < Regex > , ) -> Result < NodeHierarchy , Error > { let root_node : NodeHierarchy = match inspect_snapshot { ReadSnapshot :: Single ( snapshot ) => PartialNodeHierarchy :: try_from ( snapshot ) ? . into ( ) , ReadSnapshot :: Tree ( snapshot_tree ) => snapshot_tree . try_into ( ) ? , ReadSnapshot :: Finished ( hierarchy ) => hierarchy , } ; let mut new_root = NodeHierarchy :: new_root ( ) ; for ( node_path , property ) in root_node . property_iter ( ) { let mut formatted_node_path = node_path . iter ( ) . map ( | s | selectors :: sanitize_string_for_selectors ( s ) ) . collect :: < Vec < String > > ( ) . join ( " " ) ; // We must append a "/" because the absolute monikers end in slash and // hierarchy node paths don't, but we want to reuse the regex logic. formatted_node_path . push ( '/' ) ; let matching_indices : Vec < usize > = path_selectors . matches ( & formatted_node_path ) . into_iter ( ) . collect ( ) ; let mut property_regex_strings : Vec < & str > = Vec :: new ( ) ; // TODO(4601): We only need to recompile the property selector regex // if our iteration brings us to a new node. for property_index in matching_indices { let property_selector : & Regex = & property_selectors [ property_index ] ; property_regex_strings . push ( property_selector . as_str ( ) ) ; } let property_regex_set = RegexSet :: new ( property_regex_strings ) ? ; if property_regex_set . is_match ( property . name ( ) ) { // TODO(4601): We can keep track of the prefix string identifying // the "curr_node" and only insert from root if our iteration has // brought us to a new node higher up the hierarchy. Right now, we // insert from root for every new property. new_root . add ( node_path , property . clone ( ) ) ; } } Ok ( new_root ) }
Parses an inspect Snapshot into a node hierarchy, and iterates over the
hierarchy creating a copy with selector filters applied.
Parses an inspect Snapshot into a node hierarchy and iterates over the hierarchy creating a copy with selector filters applied .
inspect_snapshot
ReadSnapshot
path_selectors
&RegexSet
property_selectors
&Vec<Regex>