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Source file test/switch4.go

Documentation: test

  // errorcheck
  
  // Copyright 2011 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 switch statements are detected by the compiler.
  // Does not compile.
  
  package main
  
  type I interface {
  	M()
  }
  
  func bad() {
  
  	i5 := 5
  	switch i5 {
  	case 5:
  		fallthrough // ERROR "cannot fallthrough final case in switch"
  	}
  }
  
  func good() {
  	var i interface{}
  	var s string
  
  	switch i {
  	case s:
  	}
  
  	switch s {
  	case i:
  	}
  }
  

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