1 files changed, 6 insertions, 5 deletions

diff --git a/crates/ide_completion/src/patterns.rs b/crates/ide_completion/src/patterns.rs
index 080898aef..ee87bf461 100644
--- a/crates/ide_completion/src/patterns.rs
+++ b/crates/ide_completion/src/patterns.rs
@@ -4,7 +4,7 @@ use hir::Semantics;
 use ide_db::RootDatabase;
 use syntax::{
     algo::non_trivia_sibling,
-    ast::{self, LoopBodyOwner},
+    ast::{self, ArgListOwner, LoopBodyOwner},
     match_ast, AstNode, Direction, SyntaxElement,
     SyntaxKind::*,
     SyntaxNode, SyntaxToken, TextRange, TextSize, T,
@@ -39,6 +39,7 @@ pub(crate) enum ImmediateLocation {
     // Original file ast node
     MethodCall {
         receiver: Option<ast::Expr>,
+        has_parens: bool,
     },
     // Original file ast node
     FieldAccess {
@@ -204,6 +205,7 @@ pub(crate) fn determine_location(
                     .receiver()
                     .map(|e| e.syntax().text_range())
                     .and_then(|r| find_node_with_range(original_file, r)),
+                has_parens: it.arg_list().map_or(false, |it| it.l_paren_token().is_some())
             },
             _ => return None,
         }
@@ -270,9 +272,8 @@ fn test_for_is_prev2() {
     check_pattern_is_applicable(r"for i i$0", for_is_prev2);
 }
 
-pub(crate) fn is_in_loop_body(element: SyntaxElement) -> bool {
-    element
-        .ancestors()
+pub(crate) fn is_in_loop_body(node: &SyntaxNode) -> bool {
+    node.ancestors()
         .take_while(|it| it.kind() != FN && it.kind() != CLOSURE_EXPR)
         .find_map(|it| {
             let loop_body = match_ast! {
@@ -283,7 +284,7 @@ pub(crate) fn is_in_loop_body(element: SyntaxElement) -> bool {
                     _ => None,
                 }
             };
-            loop_body.filter(|it| it.syntax().text_range().contains_range(element.text_range()))
+            loop_body.filter(|it| it.syntax().text_range().contains_range(node.text_range()))
         })
         .is_some()
 }