--- parse tree ---
[ Code
    "test/typ/layout/stack-2-00.typ"
    ( line 1 , column 2 )
    (Let
       (BasicBind (Just (Identifier "test")))
       (FuncExpr
          [ NormalParam (Identifier "x") , NormalParam (Identifier "y") ]
          (Block
             (CodeBlock
                [ If
                    [ ( Equals (Ident (Identifier "x")) (Ident (Identifier "y"))
                      , Block (Content [ Text "\9989" ])
                      )
                    , ( Literal (Boolean True)
                      , Block
                          (Content
                             [ Text "\10060"
                             , Text "("
                             , Code
                                 "test/typ/layout/stack-2-00.typ"
                                 ( line 1 , column 47 )
                                 (FuncCall
                                    (Ident (Identifier "repr"))
                                    [ NormalArg (Ident (Identifier "x")) ])
                             , Space
                             , Text "/"
                             , Text "="
                             , Space
                             , Code
                                 "test/typ/layout/stack-2-00.typ"
                                 ( line 1 , column 59 )
                                 (FuncCall
                                    (Ident (Identifier "repr"))
                                    [ NormalArg (Ident (Identifier "y")) ])
                             , Text ")"
                             ])
                      )
                    ]
                ]))))
, SoftBreak
, Code
    "test/typ/layout/stack-2-00.typ"
    ( line 2 , column 2 )
    (Set
       (Ident (Identifier "page"))
       [ KeyValArg (Identifier "height") (Literal (Numeric 3.5 Cm)) ])
, SoftBreak
, Code
    "test/typ/layout/stack-2-00.typ"
    ( line 3 , column 2 )
    (FuncCall
       (Ident (Identifier "stack"))
       [ KeyValArg (Identifier "dir") (Ident (Identifier "ltr"))
       , KeyValArg (Identifier "spacing") (Literal (Numeric 1.0 Fr))
       , SpreadArg
           (For
              (BasicBind (Just (Identifier "c")))
              (Literal (String "ABCDEFGHI"))
              (Block
                 (CodeBlock
                    [ Array
                        [ Reg
                            (Block
                               (Content
                                  [ Code
                                      "test/typ/layout/stack-2-00.typ"
                                      ( line 6 , column 30 )
                                      (Ident (Identifier "c"))
                                  ]))
                        ]
                    ])))
       ])
, ParBreak
, Text "Hello"
, SoftBreak
, Code
    "test/typ/layout/stack-2-00.typ"
    ( line 10 , column 2 )
    (FuncCall
       (Ident (Identifier "v")) [ NormalArg (Literal (Numeric 2.0 Fr)) ])
, SoftBreak
, Text "from"
, Space
, Code
    "test/typ/layout/stack-2-00.typ"
    ( line 11 , column 7 )
    (FuncCall
       (Ident (Identifier "h")) [ NormalArg (Literal (Numeric 1.0 Fr)) ])
, Space
, Text "the"
, Space
, Code
    "test/typ/layout/stack-2-00.typ"
    ( line 11 , column 19 )
    (FuncCall
       (Ident (Identifier "h")) [ NormalArg (Literal (Numeric 1.0 Fr)) ])
, Space
, Text "wonderful"
, SoftBreak
, Code
    "test/typ/layout/stack-2-00.typ"
    ( line 12 , column 2 )
    (FuncCall
       (Ident (Identifier "v")) [ NormalArg (Literal (Numeric 1.0 Fr)) ])
, SoftBreak
, Text "World!"
, Space
, Text "\127757"
, ParBreak
]
--- evaluated ---
document(body: { text(body: [
]), 
                 text(body: [
]), 
                 stack(children: (text(body: [A]), 
                                  text(body: [B]), 
                                  text(body: [C]), 
                                  text(body: [D]), 
                                  text(body: [E]), 
                                  text(body: [F]), 
                                  text(body: [G]), 
                                  text(body: [H]), 
                                  text(body: [I])), 
                       dir: ltr, 
                       spacing: 1.0fr), 
                 parbreak(), 
                 text(body: [Hello
]), 
                 v(amount: 2.0fr), 
                 text(body: [
from ]), 
                 h(amount: 1.0fr), 
                 text(body: [ the ]), 
                 h(amount: 1.0fr), 
                 text(body: [ wonderful
]), 
                 v(amount: 1.0fr), 
                 text(body: [
World! 🌍]), 
                 parbreak() })