github.com/traefik/yaegi@v0.15.1/_test/switch21.go (about)

     1  package main
     2  
     3  import "fmt"
     4  
     5  func main() {
     6  	var err error
     7  
     8  	switch v := err.(type) {
     9  	case fmt.Formatter:
    10  		println("formatter")
    11  	default:
    12  		fmt.Println(v)
    13  	}
    14  }
    15  
    16  // Output:
    17  // <nil>