2 files changed, 17 insertions, 5 deletions

diff --git a/crates/ide_db/src/source_change.rs b/crates/ide_db/src/source_change.rs
index b1f87731b..f76bac151 100644
--- a/crates/ide_db/src/source_change.rs
+++ b/crates/ide_db/src/source_change.rs
@@ -10,7 +10,7 @@ use std::{
 
 use base_db::{AnchoredPathBuf, FileId};
 use rustc_hash::FxHashMap;
-use stdx::assert_never;
+use stdx::never;
 use text_edit::TextEdit;
 
 #[derive(Default, Debug, Clone)]
@@ -40,10 +40,7 @@ impl SourceChange {
     pub fn insert_source_edit(&mut self, file_id: FileId, edit: TextEdit) {
         match self.source_file_edits.entry(file_id) {
             Entry::Occupied(mut entry) => {
-                assert_never!(
-                    entry.get_mut().union(edit).is_err(),
-                    "overlapping edits for same file"
-                );
+                never!(entry.get_mut().union(edit).is_err(), "overlapping edits for same file");
             }
             Entry::Vacant(entry) => {
                 entry.insert(edit);
diff --git a/crates/ide_db/src/ty_filter.rs b/crates/ide_db/src/ty_filter.rs
index 63a945282..f8406851b 100644
--- a/crates/ide_db/src/ty_filter.rs
+++ b/crates/ide_db/src/ty_filter.rs
@@ -49,6 +49,21 @@ impl TryEnum {
         }
     }
 
+    pub fn happy_pattern(self) -> ast::Pat {
+        match self {
+            TryEnum::Result => make::tuple_struct_pat(
+                make::path_unqualified(make::path_segment(make::name_ref("Ok"))),
+                iter::once(make::wildcard_pat().into()),
+            )
+            .into(),
+            TryEnum::Option => make::tuple_struct_pat(
+                make::path_unqualified(make::path_segment(make::name_ref("Some"))),
+                iter::once(make::wildcard_pat().into()),
+            )
+            .into(),
+        }
+    }
+
     fn type_name(self) -> &'static str {
         match self {
             TryEnum::Result => "Result",