/usr/share/go-1.8/test/interface/recursive.go is in golang-1.8-src 1.8.3-2ubuntu1.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 | // compile
// Copyright 2009 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.
// Check mutually recursive interfaces
package recursive
type I1 interface {
foo() I2
}
type I2 interface {
bar() I1
}
type T int
func (t T) foo() I2 { return t }
func (t T) bar() I1 { return t }
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