2 files changed, 6 insertions, 9 deletions

diff --git a/crates/ra_ide_api/src/completion/completion_context.rs b/crates/ra_ide_api/src/completion/completion_context.rs
index 5d1851da6..8abab0221 100644
--- a/crates/ra_ide_api/src/completion/completion_context.rs
+++ b/crates/ra_ide_api/src/completion/completion_context.rs
@@ -130,12 +130,9 @@ impl<'a> CompletionContext<'a> {
             .ancestors()
             .take_while(|it| it.kind() != SOURCE_FILE && it.kind() != MODULE)
             .find_map(ast::FnDef::cast);
-        match (self.module, self.function_syntax) {
-            (Some(module), Some(fn_def)) => {
-                let function = source_binder::function_from_module(self.db, module, fn_def);
-                self.function = Some(function);
-            }
-            _ => (),
+        if let (Some(module), Some(fn_def)) = (self.module, self.function_syntax) {
+            let function = source_binder::function_from_module(self.db, module, fn_def);
+            self.function = Some(function);
         }
 
         let parent = match name_ref.syntax().parent() {
diff --git a/crates/ra_ide_api/src/completion/completion_item.rs b/crates/ra_ide_api/src/completion/completion_item.rs
index bada6a33b..92e6e78bf 100644
--- a/crates/ra_ide_api/src/completion/completion_item.rs
+++ b/crates/ra_ide_api/src/completion/completion_item.rs
@@ -108,11 +108,11 @@ impl CompletionItem {
         self.lookup
             .as_ref()
             .map(|it| it.as_str())
-            .unwrap_or(self.label())
+            .unwrap_or_else(|| self.label())
     }
 
     pub fn insert_text_format(&self) -> InsertTextFormat {
-        self.insert_text_format.clone()
+        self.insert_text_format
     }
     pub fn insert_text(&self) -> String {
         match &self.insert_text {
@@ -217,7 +217,7 @@ impl Builder {
         let def = resolution
             .as_ref()
             .take_types()
-            .or(resolution.as_ref().take_values());
+            .or_else(|| resolution.as_ref().take_values());
         let def = match def {
             None => return self,
             Some(it) => it,