Small, comment-only (and whitespace-only) tweaks after a self-review.

Author: Lukasz Anforowicz

src/comment.rs

@@ -436,7 +436,7 @@ impl CodeBlockAttribute {
 /// `12.` or `34)` (with at most 2 digits). An item represents CommonMark's ["list
 /// items"](https://spec.commonmark.org/0.30/#list-items) and/or ["block
 /// quotes"](https://spec.commonmark.org/0.30/#block-quotes), but note that only a subset of
-/// CommonMark is recognized - see the doc comment of `ItemizedBlock::get_marker_length` for more
+/// CommonMark is recognized - see the doc comment of [`ItemizedBlock::get_marker_length`] for more
 /// details.
 ///
 /// Different level of indentation are handled by shrinking the shape accordingly.
@@ -453,9 +453,9 @@ struct ItemizedBlock {
 
 impl ItemizedBlock {
     /// Checks whether the `trimmed` line includes an item marker. Returns `None` if there is no
-    /// marker. Returns the length of the marker if one is present. Note that the length includes
-    /// the whitespace that follows the marker, for example the marker in `"* list item"` has the
-    /// length of 2.
+    /// marker. Returns the length of the marker (in bytes) if one is present. Note that the length
+    /// includes the whitespace that follows the marker, for example the marker in `"* list item"`
+    /// has the length of 2.
     ///
     /// This function recognizes item markers that correspond to CommonMark's
     /// ["bullet list marker"](https://spec.commonmark.org/0.30/#bullet-list-marker),
@@ -477,7 +477,7 @@ impl ItemizedBlock {
         // https://spec.commonmark.org/0.30/#block-quote-marker
         let itemized_start = ["* ", "- ", "> ", "+ "];
         if itemized_start.iter().any(|s| trimmed.starts_with(s)) {
-            return Some(2);  // All items in `itemized_start` have length 2.
+            return Some(2); // All items in `itemized_start` have length 2.
         }
 
         // https://spec.commonmark.org/0.30/#ordered-list-marker, where at most 2 digits are