go/test/typeparam/issue47631.go

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// errorcheck
// Copyright 2021 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.
// TODO: one day we will support internal type declarations, at which time this test will be removed.
package p
func g[T any]() {
type U []T // ERROR "type declarations inside generic functions are not currently supported"
type V []int // ERROR "type declarations inside generic functions are not currently supported"
}
type S[T any] struct {
}
func (s S[T]) m() {
type U []T // ERROR "type declarations inside generic functions are not currently supported"
type V []int // ERROR "type declarations inside generic functions are not currently supported"
}
func f() {
type U []int // ok
}
type X struct {
}
func (x X) m() {
type U []int // ok
}