@ ProgramNode (location: (1,0)-(1,8))
├── flags: ∅
├── locals: []
└── statements:
    @ StatementsNode (location: (1,0)-(1,8))
    ├── flags: ∅
    └── body: (length: 1)
        └── @ ConstantPathNode (location: (1,0)-(1,8))
            ├── flags: newline
            ├── parent:
            │   @ ConstantReadNode (location: (1,0)-(1,3))
            │   ├── flags: ∅
            │   └── name: :Bar
            ├── name: :Foo
            ├── delimiter_loc: (1,3)-(1,5) = "::"
            └── name_loc: (1,5)-(1,8) = "Foo"
