chore: clippy

src/view/layout.rs

@@ -227,9 +227,9 @@ impl GridLayout {
 
         // Build a row×col grid of "has content?"
         let mut has_value = vec![vec![false; cc]; rc];
-        for ri in 0..rc {
-            for ci in 0..cc {
-                has_value[ri][ci] = self
+        for (ri, row) in has_value.iter_mut().enumerate() {
+            for (ci, cell) in row.iter_mut().enumerate() {
+                *cell = self
                     .cell_key(ri, ci)
                     .and_then(|k| model.evaluate_aggregated(&k, &self.none_cats))
                     .is_some();
@@ -395,8 +395,7 @@ impl GridLayout {
     /// page-axis filter. Returns None if row or col is out of bounds.
     /// In records mode: returns a synthetic `(_Index, _Dim)` key for every column.
     pub fn cell_key(&self, row: usize, col: usize) -> Option<CellKey> {
-        if self.records.is_some() {
-            let records = self.records.as_ref().unwrap();
+        if let Some(records) = &self.records {
             if row >= records.len() {
                 return None;
             }