minor: Simplify some command code

helix-term/src/commands.rs

@@ -780,11 +780,7 @@ fn trim_selections(cx: &mut Context) {
             let mut end = range.to();
             start = movement::skip_while(text, start, |x| x.is_whitespace()).unwrap_or(start);
             end = movement::backwards_skip_while(text, end, |x| x.is_whitespace()).unwrap_or(end);
-            if range.anchor < range.head {
-                Some(Range::new(start, end))
-            } else {
-                Some(Range::new(end, start))
-            }
+            Some(Range::new(start, end).with_direction(range.direction()))
         })
         .collect();
 
@@ -1656,11 +1652,7 @@ fn search_impl(
 
         // Determine range direction based on the primary range
         let primary = selection.primary();
-        let range = if primary.head < primary.anchor {
-            Range::new(end, start)
-        } else {
-            Range::new(start, end)
-        };
+        let range = Range::new(start, end).with_direction(primary.direction());
 
         let selection = match movement {
             Movement::Extend => selection.clone().push(range),
@@ -2093,11 +2085,7 @@ fn extend_to_line_bounds(cx: &mut Context) {
             let start = text.line_to_char(start_line);
             let end = text.line_to_char((end_line + 1).min(text.len_lines()));
 
-            if range.anchor <= range.head {
-                Range::new(start, end)
-            } else {
-                Range::new(end, start)
-            }
+            Range::new(start, end).with_direction(range.direction())
         }),
     );
 }
@@ -2134,11 +2122,7 @@ fn shrink_to_line_bounds(cx: &mut Context) {
                 end = text.line_to_char(end_line);
             }
 
-            if range.anchor <= range.head {
-                Range::new(start, end)
-            } else {
-                Range::new(end, start)
-            }
+            Range::new(start, end).with_direction(range.direction())
         }),
     );
 }
@@ -2753,15 +2737,15 @@ fn goto_line(cx: &mut Context) {
 fn goto_line_impl(editor: &mut Editor, count: Option<NonZeroUsize>) {
     if let Some(count) = count {
         let (view, doc) = current!(editor);
-        let max_line = if doc.text().line(doc.text().len_lines() - 1).len_chars() == 0 {
+        let text = doc.text().slice(..);
+        let max_line = if text.line(text.len_lines() - 1).len_chars() == 0 {
             // If the last line is blank, don't jump to it.
-            doc.text().len_lines().saturating_sub(2)
+            text.len_lines().saturating_sub(2)
         } else {
-            doc.text().len_lines() - 1
+            text.len_lines() - 1
         };
         let line_idx = std::cmp::min(count.get() - 1, max_line);
-        let text = doc.text().slice(..);
-        let pos = doc.text().line_to_char(line_idx);
+        let pos = text.line_to_char(line_idx);
         let selection = doc
             .selection(view.id)
             .clone()
@@ -2774,14 +2758,14 @@ fn goto_line_impl(editor: &mut Editor, count: Option<NonZeroUsize>) {
 
 fn goto_last_line(cx: &mut Context) {
     let (view, doc) = current!(cx.editor);
-    let line_idx = if doc.text().line(doc.text().len_lines() - 1).len_chars() == 0 {
-        // If the last line is blank, don't jump to it.
-        doc.text().len_lines().saturating_sub(2)
-    } else {
-        doc.text().len_lines() - 1
-    };
     let text = doc.text().slice(..);
-    let pos = doc.text().line_to_char(line_idx);
+    let line_idx = if text.line(text.len_lines() - 1).len_chars() == 0 {
+        // If the last line is blank, don't jump to it.
+        text.len_lines().saturating_sub(2)
+    } else {
+        text.len_lines() - 1
+    };
+    let pos = text.line_to_char(line_idx);
     let selection = doc
         .selection(view.id)
         .clone()
@@ -3823,7 +3807,7 @@ fn format_selections(cx: &mut Context) {
     apply_transaction(&transaction, doc, view);
 }
 
-fn join_selections_inner(cx: &mut Context, select_space: bool) {
+fn join_selections_impl(cx: &mut Context, select_space: bool) {
     use movement::skip_while;
     let (view, doc) = current!(cx.editor);
     let text = doc.text();
@@ -3902,11 +3886,11 @@ fn keep_or_remove_selections_impl(cx: &mut Context, remove: bool) {
 }
 
 fn join_selections(cx: &mut Context) {
-    join_selections_inner(cx, false)
+    join_selections_impl(cx, false)
 }
 
 fn join_selections_space(cx: &mut Context) {
-    join_selections_inner(cx, true)
+    join_selections_impl(cx, true)
 }
 
 fn keep_selections(cx: &mut Context) {