Root @ 0..6
  SimpleMessage @ 0..6
    Pattern @ 0..6
      Placeholder @ 0..6
        Markup @ 0..6
          TOKEN LeftBraceToken @ 0..1 "{"
          TOKEN HashToken @ 1..2 "#"
          Identifier @ 2..5
            TOKEN NameToken @ 2..4 "ns"
            TOKEN ColonToken @ 4..5 ":"
            Missing @ 5..5
          TOKEN RightBraceToken @ 5..6 "}"
--diagnostics--
MissingIdentifierName @ 4..5 (line 1, col 5): missing identifier name after ':'
