27 строки
436 B
Go
27 строки
436 B
Go
// Copyright 2014 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package structs
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type S struct {
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X, Y float64
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unexported bool
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}
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func (s *S) Sum() float64 {
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return s.X + s.Y
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}
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func (s *S) Identity() (*S, error) {
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return s, nil
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}
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func Identity(s *S) *S {
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return s
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}
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func IdentityWithError(s *S) (*S, error) {
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return s, nil
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}
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