diff --git a/src/compare/util.rs b/src/compare/util.rs
index 79cefcd2..9029b243 100644
--- a/src/compare/util.rs
+++ b/src/compare/util.rs
@@ -285,7 +285,7 @@ where
 pub(crate) fn compare_children<'b, 's, 'x, RC>(
     source: &'s str,
     emacs: &'b Token<'s>,
-    rust_children: &'x Vec<RC>,
+    rust_children: &'x [RC],
     child_status: &mut Vec<DiffEntry<'b, 's>>,
     this_status: &mut DiffStatus,
     message: &mut Option<String>,
diff --git a/src/event_count/database.rs b/src/event_count/database.rs
index 1b763e0d..c9adbcfc 100644
--- a/src/event_count/database.rs
+++ b/src/event_count/database.rs
@@ -27,7 +27,7 @@ pub(crate) fn record_event(event_type: EventType, input: OrgSource<'_>) {
 pub fn report(original_document: &str) {
     let mut db = GLOBAL_DATA.lock().unwrap();
     let db = db.get_or_insert_with(HashMap::new);
-    let mut results: Vec<_> = db.iter().map(|(k, v)| (k, v)).collect();
+    let mut results: Vec<_> = db.iter().collect();
     results.sort_by_key(|(_k, v)| *v);
     // This would put the most common at the top, but that is a pain when there is already a lot of output from the parser.
     // results.sort_by(|(_ak, av), (_bk, bv)| bv.cmp(av));
diff --git a/src/parser/bullshitium.rs b/src/parser/bullshitium.rs
index 52e97d0b..597d433c 100644
--- a/src/parser/bullshitium.rs
+++ b/src/parser/bullshitium.rs
@@ -84,7 +84,7 @@ pub(crate) fn broken_end<'b, 'g, 'r, 's>(
             Paragraph::of_text(
                 input.get_until(remaining).into(),
                 body,
-                if body.len() > 0 { Some(body) } else { None },
+                if !body.is_empty() { Some(body) } else { None },
                 post_blank.map(Into::<&str>::into),
             ),
         ))
@@ -145,7 +145,7 @@ pub(crate) fn broken_dynamic_block<'b, 'g, 'r, 's>(
             Paragraph::of_text(
                 input.get_until(remaining).into(),
                 body,
-                if body.len() > 0 { Some(body) } else { None },
+                if !body.is_empty() { Some(body) } else { None },
                 post_blank.map(Into::<&str>::into),
             ),
         ))