@ ProgramNode (location: (1,0)-(3,3))
├── locals: []
└── statements:
    @ StatementsNode (location: (1,0)-(3,3))
    └── body: (length: 2)
        ├── @ RationalNode (location: (1,0)-(1,5))
        │   └── numeric:
        │       @ FloatNode (location: (1,0)-(1,4))
        │       └── value: 42.1
        └── @ RationalNode (location: (3,0)-(3,3))
            └── numeric:
                @ IntegerNode (location: (3,0)-(3,2))
                ├── flags: decimal
                └── value: 42