Merge pull request #1 from Screwtapello/fix-no-selections

Don't crash if we filter out all selections.
ul · Dec 29, 2018 · 62963df · 62963df
2 parents cbc2371 + 3c91636
commit 62963df
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/src/main.rs b/src/main.rs
@@ -237,7 +237,11 @@ fn named_children<'a>(node: &'a Node) -> impl Iterator<Item = Node<'a>> {
 }
 
 fn select_ranges(buffer: &[String], ranges: &[Range]) -> String {
-    format!("select {}", ranges_to_selections_desc(&buffer, &ranges))
+    if ranges.is_empty() {
+        "fail no selections remaining".into()
+    } else {
+        format!("select {}", ranges_to_selections_desc(&buffer, &ranges))
+    }
 }
 
 fn node_matters(filetype_config: Option<&FiletypeConfig>, kind: &str) -> bool {