separate the receiver from arguments in HIR under /clippy

Author: TaKO8Ki

library/portable-simd/crates/std_float/src/lib.rs

@@ -1,9 +1,5 @@
 #![cfg_attr(feature = "as_crate", no_std)] // We are std!
-#![cfg_attr(
-    feature = "as_crate",
-    feature(platform_intrinsics),
-    feature(portable_simd)
-)]
+#![cfg_attr(feature = "as_crate", feature(platform_intrinsics), feature(portable_simd))]
 #[cfg(not(feature = "as_crate"))]
 use core::simd;
 #[cfg(feature = "as_crate")]

src/tools/clippy/book/src/development/common_tools_writing_lints.md

@@ -66,7 +66,7 @@ Starting with an `expr`, you can check whether it is calling a specific method
 impl<'tcx> LateLintPass<'tcx> for MyStructLint {
     fn check_expr(&mut self, cx: &LateContext<'tcx>, expr: &'tcx hir::Expr<'_>) {
         // Check our expr is calling a method
-        if let hir::ExprKind::MethodCall(path, _, [_self_arg, ..]) = &expr.kind
+        if let hir::ExprKind::MethodCall(path, _, _self_arg, ..) = &expr.kind
             // Check the name of this method is `some_method`
             && path.ident.name == sym!(some_method)
             // Optionally, check the type of the self argument.