3 files changed, 25 insertions, 14 deletions

diff --git a/src/widgets/luaeditor/buffer.rs b/src/widgets/luaeditor/buffer.rs
index 3f59b6c..1af0c08 100644
--- a/src/widgets/luaeditor/buffer.rs
+++ b/src/widgets/luaeditor/buffer.rs
@@ -18,7 +18,7 @@ impl Buffer {
 
     fn refresh_line_max(&mut self) {
         self.cursor
-            .set_x_max(self.lines[self.cursor.y() as usize].len())
+            .set_x_max(self.lines[self.cursor.y()].len())
     }
 
     fn refresh_buffer_max(&mut self) {
@@ -39,7 +39,7 @@ impl Buffer {
                 s.starts_with(&(str.clone() + "if "))
                     || s.starts_with(&(str.clone() + "for "))
                     || s.starts_with(&(str.clone() + "while "))
-                    || (s.starts_with(&str) && s.contains("function(") && s.ends_with(")"))
+                    || (s.starts_with(&str) && s.contains("function(") && s.ends_with(')'))
             })
             .count();
 
@@ -66,7 +66,7 @@ impl Buffer {
                 let l = a.trim();
                 let insert_end = (l.starts_with("if ") && l.ends_with(" then"))
                     || ((l.starts_with("for ") || l.starts_with("while ")) && l.ends_with(" do"))
-                    || (l.contains("function(") && l.ends_with(")"));
+                    || (l.contains("function(") && l.ends_with(')'));
 
                 let extra_indent = if insert_end { 1 } else { 0 };
 
@@ -126,11 +126,11 @@ impl Buffer {
     }
 
     pub fn current_line(&self) -> &String {
-        self.line(self.cursor.y() as usize).unwrap()
+        self.line(self.cursor.y()).unwrap()
     }
 
     fn current_line_mut(&mut self) -> &mut String {
-        self.line_mut(self.cursor.y() as usize).unwrap()
+        self.line_mut(self.cursor.y()).unwrap()
     }
 
     pub fn cursor(&self) -> &Cursor {
diff --git a/src/widgets/luaeditor/mod.rs b/src/widgets/luaeditor/mod.rs
index 98af9e5..939a65f 100644
--- a/src/widgets/luaeditor/mod.rs
+++ b/src/widgets/luaeditor/mod.rs
@@ -97,10 +97,10 @@ impl Widget for &mut LuaEditor {
         let highlights = treesitter::highlighter_split(text.as_bytes(), &self.highlight_config);
 
         let nr_width = (self.buffer.lines().len().to_string().len() + 1).max(4) as u16;
-        let mut text_area = inner_area.clone();
+        let mut text_area = inner_area;
         text_area.x += nr_width;
 
-        let mut span_area = text_area.clone();
+        let mut span_area = text_area;
         let mut current_line = 0;
 
         for (hl, group) in highlights.iter() {
@@ -112,7 +112,7 @@ impl Widget for &mut LuaEditor {
 
                 current_line += 1;
             } else if current_line >= self.scroll {
-                let group = group.replace("\t", "  ");
+                let group = group.replace('\t', "  ");
                 let span = group.to_span();
 
                 if inner_area.contains(span_area.into()) {
@@ -124,7 +124,7 @@ impl Widget for &mut LuaEditor {
         }
 
         for i in self.scroll..self.buffer.lines().len() {
-            let mut nr_area = span_area.clone();
+            let mut nr_area = span_area;
             nr_area.x = inner_area.x;
             nr_area.width = nr_width - 1;
             nr_area.y = inner_area.y + (i - self.scroll) as u16;
@@ -137,7 +137,7 @@ impl Widget for &mut LuaEditor {
             (i + 1).to_line().right_aligned().render(nr_area, buf);
         }
 
-        let mut cursor_area = text_area.clone();
+        let mut cursor_area = text_area;
         cursor_area.width = 1;
         cursor_area.height = 1;
         cursor_area.y += self.buffer.cursor().y() as u16;
@@ -146,7 +146,7 @@ impl Widget for &mut LuaEditor {
         let (first, _) = self
             .buffer
             .current_line()
-            .split_at(self.buffer.cursor().x() as usize);
+            .split_at(self.buffer.cursor().x());
 
         for c in first.chars() {
             if c == '\t' {
@@ -166,7 +166,7 @@ impl Widget for &mut LuaEditor {
             self.buffer
                 .current_line()
                 .chars()
-                .nth(self.buffer.cursor().x() as usize)
+                .nth(self.buffer.cursor().x())
                 .map(|c| if c == '\t' { ' ' } else { c })
                 .unwrap_or(' ')
                 .to_span()
@@ -175,3 +175,14 @@ impl Widget for &mut LuaEditor {
         }
     }
 }
+
+impl Default for LuaEditor {
+    fn default() -> Self {
+        Self {
+            highlight_config: treesitter::new_highlight_configuration(),
+            bar: StatusBar::default(),
+            scroll: 0,
+            buffer: Buffer::default(),
+        }
+    }
+}
diff --git a/src/widgets/luaeditor/treesitter.rs b/src/widgets/luaeditor/treesitter.rs
index 1a4dc04..1474434 100644
--- a/src/widgets/luaeditor/treesitter.rs
+++ b/src/widgets/luaeditor/treesitter.rs
@@ -1,6 +1,6 @@
 use tree_sitter_highlight::{Highlight, HighlightConfiguration, HighlightEvent, Highlighter};
 
-static HIGHLIGHT_NAMES: [&'static str; 29] = [
+static HIGHLIGHT_NAMES: [&str; 29] = [
     "attribute",
     "boolean",
     "comment",
@@ -71,7 +71,7 @@ pub fn highlighter_split<'a>(
                     splits.push((current, "\n"));
                 }
 
-                if !group.ends_with("\n") {
+                if !group.ends_with('\n') {
                     splits.pop();
                 }
             }