let s = {|
|}

let s = {xx|
xx|}

let s =
  {xx|
|}
|xx}

let s = {| foo
bar
|}

let s = {| foo
    bar
|}

let s = {| foo
bar
   |}

let s =
  {|
|}

let s =
  {|
  |}

let s =
  {| foo
|}

let s =
  {xx| foo
  bar
        |yy}
baz
|xx}

let s =
  {|
foo bar
    baz
       |}
