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																fmt.Println(hat+`
13		foo
14
15
16	`+tail,
17																	"more",
18																	"and more")
19															}
20