other: delete redundant code, run clippy and fmt

src/app/states.rs

@@ -411,19 +411,3 @@ pub struct ParagraphScrollState {
     pub current_scroll_index: u16,
     pub max_scroll_index: u16,
 }
-
-#[derive(Default)]
-pub struct ConfigState {
-    pub current_category_index: usize,
-    pub category_list: Vec<ConfigCategory>,
-}
-
-#[derive(Default)]
-pub struct ConfigCategory {
-    pub category_name: &'static str,
-    pub options_list: Vec<ConfigOption>,
-}
-
-pub struct ConfigOption {
-    pub set_function: Box<dyn Fn() -> anyhow::Result<()>>,
-}

src/app/widgets/process_widget.rs

@@ -166,6 +166,7 @@ impl ProcWidgetColumn {
                             })
                         }
                     } else {
+                        #[allow(clippy::collapsible-else-if)]
                         if sort_descending {
                             data.sort_by_cached_key(|p| {
                                 Reverse(name_pid_map.get(&p.name).map(|v| v.len()).unwrap_or(0))
@@ -501,7 +502,7 @@ impl ProcWidget {
                     {
                         let shown_children = children_pids
                             .iter()
-                            .filter(|pid| visited_pids.get(*pid).map(|b| *b).unwrap_or(false))
+                            .filter(|pid| visited_pids.get(*pid).copied().unwrap_or(false))
                             .collect_vec();
                         let is_shown = is_process_matching || !shown_children.is_empty();
                         visited_pids.insert(process.pid, is_shown);
@@ -545,7 +546,7 @@ impl ProcWidget {
             .filter_map(|child| process_harvest.get(child))
             .collect_vec();
 
-        self.try_sort(&mut stack, &data_collection);
+        self.try_sort(&mut stack, data_collection);
 
         let mut length_stack = vec![stack.len()];
 
@@ -687,8 +688,8 @@ impl ProcWidget {
             filtered_iter.collect::<Vec<_>>()
         };
 
-        self.try_sort(&mut filtered_data, &data_collection);
-        self.harvest_to_table_data(&filtered_data, &data_collection)
+        self.try_sort(&mut filtered_data, data_collection);
+        self.harvest_to_table_data(&filtered_data, data_collection)
     }
 
     fn try_sort(&self, filtered_data: &mut [&ProcessHarvest], data_collection: &DataCollection) {

src/canvas.rs

@@ -69,6 +69,8 @@ pub struct Painter {
     width: u16,
     styled_help_text: Vec<Spans<'static>>,
     is_mac_os: bool, // FIXME: This feels out of place...
+
+    // FIXME: Redo this entire thing.
     row_constraints: Vec<Constraint>,
     col_constraints: Vec<Vec<Constraint>>,
     col_row_constraints: Vec<Vec<Vec<Constraint>>>,

src/canvas/components/text_table.rs

@@ -324,7 +324,7 @@ fn build_header<'a, H: TableComponentHeader>(
 }
 
 /// Truncates text if it is too long, and adds an ellipsis at the end if needed.
-fn truncate_text<'a>(content: &'a CellContent, width: usize, row_style: Option<Style>) -> Text<'a> {
+fn truncate_text(content: &CellContent, width: usize, row_style: Option<Style>) -> Text<'_> {
     let (main_text, alt_text) = match content {
         CellContent::Simple(s) => (s, None),
         CellContent::HasAlt {

src/canvas/dialogs/dd_dialog.rs

@@ -9,7 +9,7 @@ use tui::{
 };
 
 use crate::{
-    app::{App, KillSignal, widgets::ProcWidgetMode},
+    app::{widgets::ProcWidgetMode, App, KillSignal},
     canvas::Painter,
 };
 

src/canvas/widgets/process_table.rs

@@ -97,11 +97,8 @@ impl Painter {
             // TODO: [Refactor] This is an ugly hack to add the disabled style...
             // this could be solved by storing style locally to the widget.
             for row in &mut proc_widget_state.table_data.data {
-                match row {
-                    TableRow::Styled(_, style) => {
-                        *style = style.patch(self.colours.disabled_text_style);
-                    }
-                    _ => {}
+                if let TableRow::Styled(_, style) = row {
+                    *style = style.patch(self.colours.disabled_text_style);
                 }
             }