Fix all remaining warnings in helix-core except for two.

I'm not sure how to address them, because they look like they
might be bugs, and code is involved.  Will poke the relevant people.

1 files changed, 5 insertions, 7 deletions

diff --git a/helix-core/src/selection.rs b/helix-core/src/selection.rs
index ff5dc23d..d99e2aff 100644
--- a/helix-core/src/selection.rs
+++ b/helix-core/src/selection.rs
@@ -345,10 +345,8 @@ pub fn select_on_matches(
         // TODO: can't avoid occasional allocations since Regex can't operate on chunks yet
         let fragment = sel.fragment(text);
 
-        let mut sel_start = sel.from();
-        let sel_end = sel.to();
-
-        let mut start_byte = text.char_to_byte(sel_start);
+        let sel_start = sel.from();
+        let start_byte = text.char_to_byte(sel_start);
 
         for mat in regex.find_iter(&fragment) {
             // TODO: retain range direction
@@ -379,10 +377,10 @@ pub fn split_on_matches(
         // TODO: can't avoid occasional allocations since Regex can't operate on chunks yet
         let fragment = sel.fragment(text);
 
-        let mut sel_start = sel.from();
+        let sel_start = sel.from();
         let sel_end = sel.to();
 
-        let mut start_byte = text.char_to_byte(sel_start);
+        let start_byte = text.char_to_byte(sel_start);
 
         let mut start = sel_start;
 
@@ -411,7 +409,7 @@ mod test {
     #[test]
     #[should_panic]
     fn test_new_empty() {
-        let sel = Selection::new(smallvec![], 0);
+        let _ = Selection::new(smallvec![], 0);
     }
 
     #[test]