Fix clippy lints (helix-editor#6454)

helix-core/src/position.rs

@@ -309,8 +309,8 @@ pub fn pos_at_visual_coords(text: RopeSlice, coords: Position, tab_width: usize)
 /// on the visual line is returned if the visual line contains any text:
 /// If the visual line at the specified offset is a virtual line generated by a `LineAnnotation`
 /// the previous char_index is returned, together with the remaining vertical offset (`virtual_lines`)
-pub fn char_idx_at_visual_offset<'a>(
-    text: RopeSlice<'a>,
+pub fn char_idx_at_visual_offset(
+    text: RopeSlice,
     mut anchor: usize,
     mut row_offset: isize,
     column: usize,

helix-term/src/commands.rs

@@ -501,7 +501,7 @@ impl std::str::FromStr for MappableCommand {
 
     fn from_str(s: &str) -> Result<Self, Self::Err> {
         if let Some(suffix) = s.strip_prefix(':') {
-            let mut typable_command = suffix.split(' ').into_iter().map(|arg| arg.trim());
+            let mut typable_command = suffix.split(' ').map(|arg| arg.trim());
             let name = typable_command
                 .next()
                 .ok_or_else(|| anyhow!("Expected typable command name"))?;
@@ -1470,7 +1470,7 @@ pub fn scroll(cx: &mut Context, offset: usize, direction: Direction) {
     let cursor = range.cursor(text);
     let height = view.inner_height();
 
-    let scrolloff = config.scrolloff.min(height.saturating_sub(1) as usize / 2);
+    let scrolloff = config.scrolloff.min(height.saturating_sub(1) / 2);
     let offset = match direction {
         Forward => offset as isize,
         Backward => -(offset as isize),

helix-tui/src/widgets/block.rs

@@ -7,8 +7,9 @@ use crate::{
 use helix_view::graphics::{Rect, Style};
 
 /// Border render type. Defaults to [`BorderType::Plain`].
-#[derive(Debug, Clone, Copy, PartialEq, Eq)]
+#[derive(Debug, Default, Clone, Copy, PartialEq, Eq)]
 pub enum BorderType {
+    #[default]
     Plain,
     Rounded,
     Double,
@@ -26,12 +27,6 @@ impl BorderType {
     }
 }
 
-impl Default for BorderType {
-    fn default() -> BorderType {
-        BorderType::Plain
-    }
-}
-
 /// Base widget to be used with all upper level ones. It may be used to display a box border around
 /// the widget and/or add a title.
 ///

helix-view/src/editor.rs

@@ -532,23 +532,18 @@ impl Default for CursorShapeConfig {
 }
 
 /// bufferline render modes
-#[derive(Debug, Clone, PartialEq, Eq, Serialize, Deserialize)]
+#[derive(Debug, Default, Clone, PartialEq, Eq, Serialize, Deserialize)]
 #[serde(rename_all = "kebab-case")]
 pub enum BufferLine {
     /// Don't render bufferline
+    #[default]
     Never,
     /// Always render
     Always,
     /// Only if multiple buffers are open
     Multiple,
 }
 
-impl Default for BufferLine {
-    fn default() -> Self {
-        BufferLine::Never
-    }
-}
-
 #[derive(Debug, Copy, Clone, PartialEq, Eq, Serialize, Deserialize)]
 #[serde(rename_all = "kebab-case")]
 pub enum LineNumber {