1															//gofmt -stdin
2
3															if err != nil {
4								source := strings.NewReader(`line 1.
5line 2.
6`)
7								return source
8							}
9
10							f:=func(  hat, tail string){
11
12
13
14								   fmt.  Println  (   hat+   `
15		foo
16
17
18	`+ tail  ,
19						 "more" ,
20								"and more"   )
21							}
22