Apply clippy lints

src/display.rs

@@ -61,12 +61,12 @@ impl DisplayData {
         }
     }
 
-    fn get_children_from_node(&self, node: Node) -> impl Iterator<Item = Box<Node>> {
+    fn get_children_from_node(&self, node: Node) -> impl Iterator<Item = Node> {
         if self.is_reversed {
-            let n: Vec<Box<Node>> = node.children.into_iter().rev().map(|a| a).collect();
-            return n.into_iter();
+            let n: Vec<Node> = node.children.into_iter().rev().map(|a| a).collect();
+            n.into_iter()
         } else {
-            return node.children.into_iter();
+            node.children.into_iter()
         }
     }
 }
@@ -82,7 +82,7 @@ pub fn draw_it(permissions: bool, use_full_path: bool, is_reversed: bool, root_n
 
     for c in display_data.get_children_from_node(root_node) {
         let first_tree_chars = display_data.get_first_chars();
-        display_node(*c, true, first_tree_chars, &display_data)
+        display_node(c, true, first_tree_chars, &display_data)
     }
 }
 
@@ -101,10 +101,10 @@ fn display_node(node: Node, is_biggest: bool, indent: &str, display_data: &Displ
 
     for c in display_data.get_children_from_node(node) {
         num_siblings -= 1;
-        let chars = display_data.get_tree_chars(num_siblings, max_sibling, c.children.len() > 0);
+        let chars = display_data.get_tree_chars(num_siblings, max_sibling, !c.children.is_empty());
         let is_biggest = display_data.is_biggest(num_siblings, max_sibling);
         let full_indent = new_indent.clone() + chars;
-        display_node(*c, is_biggest, &*full_indent, display_data)
+        display_node(c, is_biggest, &*full_indent, display_data)
     }
 
     if display_data.is_reversed {

src/main.rs

@@ -142,10 +142,9 @@ fn recursively_build_tree(parent_node: &mut Node, new_node: Node, depth: Option<
         .iter_mut()
         .find(|c| new_node.name.starts_with(&c.name))
     {
-        recursively_build_tree(&mut *c, new_node, new_depth);
+        recursively_build_tree(c, new_node, new_depth);
     } else {
-        let temp = Box::<Node>::new(new_node);
-        parent_node.children.push(temp);
+        parent_node.children.push(new_node);
     }
 }
 

src/utils/mod.rs

@@ -1,7 +1,6 @@
 use std::cmp::Ordering;
 use std::collections::HashMap;
 use std::collections::HashSet;
-use std::path::PathBuf;
 
 use jwalk::WalkDir;
 
@@ -12,7 +11,7 @@ use self::platform::*;
 pub struct Node {
     pub name: String,
     pub size: u64,
-    pub children: Vec<Box<Node>>,
+    pub children: Vec<Node>,
 }
 
 pub fn simplify_dir_names(filenames: Vec<&str>) -> HashSet<String> {
@@ -107,7 +106,7 @@ fn examine_dir(
                         }
                     }
                     // This path and all its parent paths have their counter incremented
-                    for path_name in PathBuf::from(e.path()).ancestors() {
+                    for path_name in e.path().ancestors() {
                         let path_name = path_name.to_string_lossy();
                         let s = data.entry(path_name.to_string()).or_insert(0);
                         *s += size;