Merge remote-tracking branch 'upstream/master' into rustup

[rust.git] / clippy_lints / src / double_parens.rs

diff --git a/clippy_lints/src/double_parens.rs b/clippy_lints/src/double_parens.rs
index a33ef5ce6e37c5a30b4c9586ffe5590bfba66235..29425b2e5541791db6c485d904a38981abda173b 100644 (file)
--- a/clippy_lints/src/double_parens.rs
+++ b/clippy_lints/src/double_parens.rs
@@ -61,11 +61,10 @@ fn check_expr(&mut self, cx: &EarlyContext<'_>, expr: &Expr) {
                     }
                 }
             },
-            ExprKind::MethodCall(_, ref params, _) => {
-                if params.len() == 2 {
-                    let param = &params[1];
-                    if let ExprKind::Paren(_) = param.kind {
-                        span_lint(cx, DOUBLE_PARENS, param.span, msg);
+            ExprKind::MethodCall(ref call) => {
+                if let [ref arg] = call.args[..] {
+                    if let ExprKind::Paren(_) = arg.kind {
+                        span_lint(cx, DOUBLE_PARENS, arg.span, msg);
                     }
                 }
             },