@ ProgramNode (location: (1,0)-(5,7))
├── flags: ∅
├── locals: []
└── statements:
    @ StatementsNode (location: (1,0)-(5,7))
    ├── flags: ∅
    └── body: (length: 2)
        ├── @ StringNode (location: (1,0)-(3,1))
        │   ├── flags: newline
        │   ├── opening_loc: (1,0)-(1,1) = "\""
        │   ├── content_loc: (1,1)-(3,0) = "  why would someone do this? \\\n  blah\n"
        │   ├── closing_loc: (3,0)-(3,1) = "\""
        │   └── unescaped: "  why would someone do this?   blah\n"
        └── @ StringNode (location: (5,0)-(5,7))
            ├── flags: newline
            ├── opening_loc: (5,0)-(5,7) = "<<-DESC"
            ├── content_loc: (6,0)-(8,0) = "  why would someone do this? \\\n  blah\n"
            ├── closing_loc: (8,0)-(9,0) = "DESC\n"
            └── unescaped: "  why would someone do this?   blah\n"
