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Source file test/reflectmethod3.go

Documentation: test

     1  // run
     2  
     3  // Copyright 2016 The Go Authors. All rights reserved.
     4  // Use of this source code is governed by a BSD-style
     5  // license that can be found in the LICENSE file.
     6  
     7  // The linker can prune methods that are not directly called or
     8  // assigned to interfaces, but only if reflect.Type.Method is
     9  // never used. Test it here.
    10  
    11  package main
    12  
    13  import "reflect"
    14  
    15  var called = false
    16  
    17  type M int
    18  
    19  func (m M) UniqueMethodName() {
    20  	called = true
    21  }
    22  
    23  var v M
    24  
    25  type MyType interface {
    26  	Method(int) reflect.Method
    27  }
    28  
    29  func main() {
    30  	var t MyType = reflect.TypeOf(v)
    31  	t.Method(0).Func.Interface().(func(M))(v)
    32  	if !called {
    33  		panic("UniqueMethodName not called")
    34  	}
    35  }
    36  

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