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| // errorcheck
|
| // 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.
|
| // Verify that erroneous initialization expressions are caught by the compiler
| // Does not compile.
|
| package main
|
| type S struct {
| A, B, C, X, Y, Z int
| }
|
| type T struct {
| S
| }
|
| var x = 1
| var a1 = S { 0, X: 1 } // ERROR "mixture|undefined"
| var a2 = S { Y: 3, Z: 2, Y: 3 } // ERROR "duplicate"
| var a3 = T { S{}, 2, 3, 4, 5, 6 } // ERROR "convert|too many"
| var a4 = [5]byte{ 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 } // ERROR "index|too many"
| var a5 = []byte { x: 2 } // ERROR "index"
| var a6 = []byte{1: 1, 2: 2, 1: 3} // ERROR "duplicate index"
|
| var ok1 = S { } // should be ok
| var ok2 = T { S: ok1 } // should be ok
|
| // These keys can be computed at compile time but they are
| // not constants as defined by the spec, so they do not trigger
| // compile-time errors about duplicate key values.
| // See issue 4555.
|
| type Key struct {X, Y int}
|
| var _ = map[Key]string{
| Key{1,2}: "hello",
| Key{1,2}: "world",
| }
|
|
