/
/
opt
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golang
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1.19.4
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test
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typeparam
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Dir:
/opt/golang/1.19.4/test/typeparam
Edit:
/opt/golang/1.19.4/test/typeparam/issue50690b.go
// run // 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 main import ( "fmt" ) type Printer[T ~string] struct { PrintFn func(T) } func Print[T ~string](s T) { fmt.Println(s) } func PrintWithPrinter[T ~string, S interface { ~struct { ID T PrintFn_ func(T) } PrintFn() func(T) }](message T, obj S) { obj.PrintFn()(message) } type PrintShop[T ~string] struct { ID T PrintFn_ func(T) } // Field accesses through type parameters are disabled // until we have a more thorough understanding of the // implications on the spec. See issue #51576. // Use accessor method instead. func (s PrintShop[T]) PrintFn() func(T) { return s.PrintFn_ } func main() { PrintWithPrinter( "Hello, world.", PrintShop[string]{ ID: "fake", PrintFn_: Print[string], }, ) }
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