mirror of
https://github.com/golang/go
synced 2024-11-22 20:24:47 -07:00
e24977d231
The next CL will remove the -G flag, effectively hard-coding it to its current default (-G=3). Change-Id: Ib4743b529206928f9f1cca9fdb19989728327831 Reviewed-on: https://go-review.googlesource.com/c/go/+/388534 Reviewed-by: Keith Randall <khr@golang.org> Trust: Matthew Dempsky <mdempsky@google.com> Run-TryBot: Matthew Dempsky <mdempsky@google.com> TryBot-Result: Gopher Robot <gobot@golang.org>
44 lines
842 B
Go
44 lines
842 B
Go
// run
|
|
|
|
// 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.
|
|
|
|
// Test cases where a main dictionary is needed inside a generic function/method, because
|
|
// we are calling a method on a fully-instantiated type or a fully-instantiated function.
|
|
// (probably not common situations, of course)
|
|
|
|
package main
|
|
|
|
import (
|
|
"fmt"
|
|
)
|
|
|
|
type C comparable
|
|
|
|
type value[T C] struct {
|
|
val T
|
|
}
|
|
|
|
func (v *value[T]) test(def T) bool {
|
|
return (v.val == def)
|
|
}
|
|
|
|
func (v *value[T]) get(def T) T {
|
|
var c value[int]
|
|
if c.test(32) {
|
|
return def
|
|
} else if v.test(def) {
|
|
return def
|
|
} else {
|
|
return v.val
|
|
}
|
|
}
|
|
|
|
func main() {
|
|
var s value[string]
|
|
if got, want := s.get("ab"), ""; got != want {
|
|
panic(fmt.Sprintf("get() == %d, want %d", got, want))
|
|
}
|
|
}
|