--- parse tree ---
[ Code
    "test/typ/text/em-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/text/em-00.typ"
                                 ( line 1 , column 47 )
                                 (FuncCall
                                    (Ident (Identifier "repr"))
                                    [ NormalArg (Ident (Identifier "x")) ])
                             , Space
                             , Text "/"
                             , Text "="
                             , Space
                             , Code
                                 "test/typ/text/em-00.typ"
                                 ( line 1 , column 59 )
                                 (FuncCall
                                    (Ident (Identifier "repr"))
                                    [ NormalArg (Ident (Identifier "y")) ])
                             , Text ")"
                             ])
                      )
                    ]
                ]))))
, SoftBreak
, Code
    "test/typ/text/em-00.typ"
    ( line 2 , column 2 )
    (Set
       (Ident (Identifier "text"))
       [ KeyValArg (Identifier "size") (Literal (Numeric 5.0 Pt)) ])
, SoftBreak
, Text "A"
, Space
, Comment
, Code
    "test/typ/text/em-00.typ"
    ( line 4 , column 2 )
    (Block
       (Content
          [ SoftBreak
          , Code
              "test/typ/text/em-00.typ"
              ( line 5 , column 4 )
              (Set
                 (Ident (Identifier "text"))
                 [ KeyValArg (Identifier "size") (Literal (Numeric 2.0 Em)) ])
          , SoftBreak
          , Text "B"
          , Space
          , Comment
          , Space
          , Code
              "test/typ/text/em-00.typ"
              ( line 7 , column 4 )
              (Block
                 (Content
                    [ SoftBreak
                    , Code
                        "test/typ/text/em-00.typ"
                        ( line 8 , column 6 )
                        (Set
                           (Ident (Identifier "text"))
                           [ KeyValArg
                               (Identifier "size")
                               (Plus (Literal (Numeric 1.5 Em)) (Literal (Numeric 1.0 Pt)))
                           ])
                    , SoftBreak
                    , Text "C"
                    , Space
                    , Comment
                    , Space
                    , Code
                        "test/typ/text/em-00.typ"
                        ( line 10 , column 6 )
                        (FuncCall
                           (Ident (Identifier "text"))
                           [ KeyValArg (Identifier "size") (Literal (Numeric 2.0 Em))
                           , BlockArg [ Text "D" ]
                           ])
                    , Space
                    , Comment
                    , Space
                    , Text "E"
                    , Space
                    , Comment
                    , Space
                    ]))
          , SoftBreak
          , Text "F"
          , Space
          , Comment
          ]))
, SoftBreak
, Text "G"
, Space
, Comment
, ParBreak
]
--- evaluated ---
document(body: { text(body: [
]), 
                 text(body: [
A ], 
                      size: 5.0pt), 
                 text(body: [
], size: 5.0pt), 
                 text(body: [
B ], 
                      size: 2.0em), 
                 text(body: [ ], size: 2.0em), 
                 text(body: [
], size: 2.0em), 
                 text(body: [
C ], 
                      size: 1.5em + 1.0pt), 
                 text(body: [ ], 
                      size: 1.5em + 1.0pt), 
                 text(body: text(body: [D], 
                                 size: 1.5em + 1.0pt), 
                      size: 2.0em), 
                 text(body: [ ], 
                      size: 1.5em + 1.0pt), 
                 text(body: [ E ], 
                      size: 1.5em + 1.0pt), 
                 text(body: [ ], 
                      size: 1.5em + 1.0pt), 
                 text(body: [
F ], 
                      size: 1.5em + 1.0pt), 
                 text(body: [
G ], 
                      size: 1.5em + 1.0pt), 
                 parbreak() })