Implement 'remove_primary_selection' as Alt-,

This allows removing search matches from the selection

Fixes #713

1 files changed, 9 insertions, 0 deletions

diff --git a/helix-core/src/selection.rs b/helix-core/src/selection.rs
index a3ea2ed4..755ee679 100644
--- a/helix-core/src/selection.rs
+++ b/helix-core/src/selection.rs
@@ -360,6 +360,15 @@ impl Selection {
         self.normalize()
     }
 
+    /// Adds a new range to the selection and makes it the primary range.
+    pub fn remove(mut self, index: usize) -> Self {
+        self.ranges.remove(index);
+        if index < self.primary_index || self.primary_index == self.ranges.len() {
+            self.primary_index -= 1;
+        }
+        self
+    }
+
     /// Map selections over a set of changes. Useful for adjusting the selection position after
     /// applying changes to a document.
     pub fn map(self, changes: &ChangeSet) -> Self {