Auto merge of rust-lang#15432 - alibektas:deunwrap/inline_call, r=Veykril

minor : Deunwrap inline call

rust-lang#15398 subtask 4. There is still one instance of unwrap, which I found pretty hard to change.

Author: bors

crates/ide-assists/src/handlers/inline_call.rs

@@ -224,7 +224,6 @@ pub(crate) fn inline_call(acc: &mut Assists, ctx: &AssistContext<'_>) -> Option<
         syntax.text_range(),
         |builder| {
             let replacement = inline(&ctx.sema, file_id, function, &fn_body, &params, &call_info);
-
             builder.replace_ast(
                 match call_info.node {
                     ast::CallableExpr::Call(it) => ast::Expr::CallExpr(it),
@@ -363,16 +362,22 @@ fn inline(
         .collect();
 
     if function.self_param(sema.db).is_some() {
-        let this = || make::name_ref("this").syntax().clone_for_update().first_token().unwrap();
+        let this = || {
+            make::name_ref("this")
+                .syntax()
+                .clone_for_update()
+                .first_token()
+                .expect("NameRef should have had a token.")
+        };
         if let Some(self_local) = params[0].2.as_local(sema.db) {
             usages_for_locals(self_local)
                 .filter_map(|FileReference { name, range, .. }| match name {
                     ast::NameLike::NameRef(_) => Some(body.syntax().covering_element(range)),
                     _ => None,
                 })
-                .for_each(|it| {
-                    ted::replace(it, &this());
-                })
+                .for_each(|usage| {
+                    ted::replace(usage, &this());
+                });
         }
     }
 
@@ -470,7 +475,9 @@ fn inline(
         }
     } else if let Some(stmt_list) = body.stmt_list() {
         ted::insert_all(
-            ted::Position::after(stmt_list.l_curly_token().unwrap()),
+            ted::Position::after(
+                stmt_list.l_curly_token().expect("L_CURLY for StatementList is missing."),
+            ),
             let_stmts.into_iter().map(|stmt| stmt.syntax().clone().into()).collect(),
         );
     }