chore: lint and doc cleanup (#191)

* chore: Lint and doc cleanup

A few more minor cleanups, mostly in documentation

* Remove unused comment

Cargo.toml

@@ -32,19 +32,19 @@ cargo-args = ["-Zunstable-options", "-Zrustdoc-scrape-examples"]
 [dependencies]
 bitflags = "2.3"
 cassowary = "0.3"
+crossterm = { version = "0.26", optional = true }
+indoc = "2.0"
+serde = { version = "1", optional = true, features = ["derive"]}
+termion = { version = "2.0", optional = true }
+termwiz = { version = "0.20.0", optional = true }
+time = { version = "0.3.11", optional = true, features = ["local-offset"]}
 unicode-segmentation = "1.10"
 unicode-width = "0.1"
-termion = { version = "2.0", optional = true }
-crossterm = { version = "0.26", optional = true }
-termwiz = { version = "0.20.0", optional = true }
-serde = { version = "1", optional = true, features = ["derive"]}
-time = { version = "0.3.11", optional = true, features = ["local-offset"]}
 
 [dev-dependencies]
 anyhow = "1.0.71"
 rand = "0.8"
 argh = "0.1"
-indoc = "2.0"
 
 [[example]]
 name = "barchart"

src/backend/mod.rs

@@ -36,9 +36,7 @@ pub trait Backend {
         I: Iterator<Item = (u16, u16, &'a Cell)>;
 
     /// Insert `n` line breaks to the terminal screen
-    fn append_lines(&mut self, n: u16) -> io::Result<()> {
-        // to get around the unused warning
-        let _n = n;
+    fn append_lines(&mut self, _n: u16) -> io::Result<()> {
         Ok(())
     }
 

src/buffer.rs

@@ -503,7 +503,11 @@ macro_rules! assert_buffer_eq {
                         .enumerate()
                         .map(|(i, (x, y, cell))| {
                             let expected_cell = expected.get(*x, *y);
-                            format!("{i}: at ({x}, {y})\n  expected: {expected_cell:?}\n  actual:   {cell:?}")
+                            indoc::formatdoc! {"
+                                {i}: at ({x}, {y})
+                                  expected: {expected_cell:?}
+                                  actual:   {cell:?}
+                            "}
                         })
                         .collect::<Vec<String>>()
                         .join("\n");
@@ -531,12 +535,10 @@ impl Debug for Buffer {
     /// Writes a debug representation of the buffer to the given formatter.
     ///
     /// The format is like a pretty printed struct, with the following fields:
-    /// area: displayed as Rect { x: 1, y: 2, width: 3, height: 4 }
-    /// content: displayed as a list of strings representing the content of the
-    ///     buffer
-    /// styles: displayed as a list of
-    ///     { x: 1, y: 2, fg: Color::Red, bg: Color::Blue, modifier: Modifier::BOLD }
-    /// only showing a value when there is a change in style.
+    /// * `area`: displayed as `Rect { x: 1, y: 2, width: 3, height: 4 }`
+    /// * `content`: displayed as a list of strings representing the content of the buffer
+    /// * `styles`: displayed as a list of: `{ x: 1, y: 2, fg: Color::Red, bg: Color::Blue,
+    ///     modifier: Modifier::BOLD }` only showing a value when there is a change in style.
     fn fmt(&self, f: &mut Formatter<'_>) -> Result {
         f.write_fmt(format_args!(
             "Buffer {{\n    area: {:?},\n    content: [\n",

src/layout.rs

@@ -522,7 +522,7 @@ mod tests {
                         - f64::from(width) / f64::from(height))
                     .abs()
                         < 1.0
-                )
+                );
             }
         }
 

src/terminal.rs

@@ -133,7 +133,7 @@ where
     }
 }
 
-/// CompletedFrame represents the state of the terminal after all changes performed in the last
+/// `CompletedFrame` represents the state of the terminal after all changes performed in the last
 /// [`Terminal::draw`] call have been applied. Therefore, it is only valid until the next call to
 /// [`Terminal::draw`].
 pub struct CompletedFrame<'a> {

src/widgets/reflow.rs

@@ -496,7 +496,7 @@ mod test {
                 "mnopab cdefghi j",
                 "klmno",
             ]
-        )
+        );
     }
 
     #[test]