// errorcheck // Copyright 2022 The Go Authors. All rights reserved. // Use of this source code is governed by a BSD-style // license that can be found in the LICENSE file. package p // As of issue #51527, type-type inference has been disabled. type RC[RG any] interface { ~[]RG } type Fn[RCT RC[RG], RG any] func(RCT) type FFn[RCT RC[RG], RG any] func() Fn[RCT] // ERROR "got 1 arguments" type F[RCT RC[RG], RG any] interface { Fn() Fn[RCT] // ERROR "got 1 arguments" } type concreteF[RCT RC[RG], RG any] struct { makeFn FFn[RCT] // ERROR "got 1 arguments" } func (c *concreteF[RCT, RG]) Fn() Fn[RCT] { // ERROR "got 1 arguments" return c.makeFn() }