--- parse tree ---
[ Code
    "test/typ/layout/stack-1-00.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-1-00.typ"
                                 ( line 1 , column 47 )
                                 (FuncCall
                                    (Ident (Identifier "repr"))
                                    [ NormalArg (Ident (Identifier "x")) ])
                             , Space
                             , Text "/"
                             , Text "="
                             , Space
                             , Code
                                 "test/typ/layout/stack-1-00.typ"
                                 ( line 1 , column 59 )
                                 (FuncCall
                                    (Ident (Identifier "repr"))
                                    [ NormalArg (Ident (Identifier "y")) ])
                             , Text ")"
                             ])
                      )
                    ]
                ]))))
, SoftBreak
, Comment
, Code
    "test/typ/layout/stack-1-00.typ"
    ( line 3 , column 2 )
    (Let
       (BasicBind (Just (Identifier "widths")))
       (Array
          [ Reg (Literal (Numeric 30.0 Pt))
          , Reg (Literal (Numeric 20.0 Pt))
          , Reg (Literal (Numeric 40.0 Pt))
          , Reg (Literal (Numeric 15.0 Pt))
          , Reg (Literal (Numeric 30.0 Pt))
          , Reg (Literal (Numeric 50.0 Percent))
          , Reg (Literal (Numeric 20.0 Pt))
          , Reg (Literal (Numeric 100.0 Percent))
          ]))
, ParBreak
, Code
    "test/typ/layout/stack-1-00.typ"
    ( line 8 , column 2 )
    (LetFunc
       (Identifier "shaded")
       [ NormalParam (Identifier "i") , NormalParam (Identifier "w") ]
       (Block
          (CodeBlock
             [ Let
                 (BasicBind (Just (Identifier "v")))
                 (Times
                    (Plus (Ident (Identifier "i")) (Literal (Int 1)))
                    (Literal (Numeric 10.0 Percent)))
             , FuncCall
                 (Ident (Identifier "rect"))
                 [ KeyValArg (Identifier "width") (Ident (Identifier "w"))
                 , KeyValArg (Identifier "height") (Literal (Numeric 10.0 Pt))
                 , KeyValArg
                     (Identifier "fill")
                     (FuncCall
                        (Ident (Identifier "rgb"))
                        [ NormalArg (Ident (Identifier "v"))
                        , NormalArg (Ident (Identifier "v"))
                        , NormalArg (Ident (Identifier "v"))
                        ])
                 ]
             ])))
, ParBreak
, Code
    "test/typ/layout/stack-1-00.typ"
    ( line 13 , column 2 )
    (Let
       (BasicBind (Just (Identifier "items")))
       (For
          (DestructuringBind
             [ Simple (Just (Identifier "i"))
             , Simple (Just (Identifier "w"))
             ])
          (FuncCall
             (FieldAccess
                (Ident (Identifier "enumerate")) (Ident (Identifier "widths")))
             [])
          (Block
             (CodeBlock
                [ Array
                    [ Reg
                        (FuncCall
                           (Ident (Identifier "align"))
                           [ NormalArg (Ident (Identifier "right"))
                           , NormalArg
                               (FuncCall
                                  (Ident (Identifier "shaded"))
                                  [ NormalArg (Ident (Identifier "i"))
                                  , NormalArg (Ident (Identifier "w"))
                                  ])
                           ])
                    ]
                ]))))
, ParBreak
, Code
    "test/typ/layout/stack-1-00.typ"
    ( line 17 , column 2 )
    (Set
       (Ident (Identifier "page"))
       [ KeyValArg (Identifier "width") (Literal (Numeric 50.0 Pt))
       , KeyValArg (Identifier "margin") (Literal (Numeric 0.0 Pt))
       ])
, SoftBreak
, Code
    "test/typ/layout/stack-1-00.typ"
    ( line 18 , column 2 )
    (FuncCall
       (Ident (Identifier "stack"))
       [ KeyValArg (Identifier "dir") (Ident (Identifier "btt"))
       , SpreadArg (Ident (Identifier "items"))
       ])
, ParBreak
]
--- evaluated ---
document(body: { text(body: [
]), 
                 parbreak(), 
                 parbreak(), 
                 parbreak(), 
                 text(body: [
]), 
                 stack(children: (align(alignment: right, 
                                        body: rect(fill: rgb(10%,10%,10%,100%), 
                                                   height: 10.0pt, 
                                                   width: 30.0pt)), 
                                  align(alignment: right, 
                                        body: rect(fill: rgb(20%,20%,20%,100%), 
                                                   height: 10.0pt, 
                                                   width: 20.0pt)), 
                                  align(alignment: right, 
                                        body: rect(fill: rgb(30%,30%,30%,100%), 
                                                   height: 10.0pt, 
                                                   width: 40.0pt)), 
                                  align(alignment: right, 
                                        body: rect(fill: rgb(40%,40%,40%,100%), 
                                                   height: 10.0pt, 
                                                   width: 15.0pt)), 
                                  align(alignment: right, 
                                        body: rect(fill: rgb(50%,50%,50%,100%), 
                                                   height: 10.0pt, 
                                                   width: 30.0pt)), 
                                  align(alignment: right, 
                                        body: rect(fill: rgb(60%,60%,60%,100%), 
                                                   height: 10.0pt, 
                                                   width: 50%)), 
                                  align(alignment: right, 
                                        body: rect(fill: rgb(70%,70%,70%,100%), 
                                                   height: 10.0pt, 
                                                   width: 20.0pt)), 
                                  align(alignment: right, 
                                        body: rect(fill: rgb(80%,80%,80%,100%), 
                                                   height: 10.0pt, 
                                                   width: 100%))), 
                       dir: btt), 
                 parbreak() })