@ ProgramNode (location: (1,0)-(9,13))
├── locals: []
└── statements:
    @ StatementsNode (location: (1,0)-(9,13))
    └── body: (length: 5)
        ├── @ RegularExpressionNode (location: (1,0)-(1,5))
        │   ├── flags: ∅
        │   ├── opening_loc: (1,0)-(1,1) = "/"
        │   ├── content_loc: (1,1)-(1,4) = "wtf"
        │   ├── closing_loc: (1,4)-(1,5) = "/"
        │   └── unescaped: "wtf"
        ├── @ RegularExpressionNode (location: (3,0)-(3,6))
        │   ├── flags: multi_line
        │   ├── opening_loc: (3,0)-(3,1) = "/"
        │   ├── content_loc: (3,1)-(3,4) = "wtf"
        │   ├── closing_loc: (3,4)-(3,6) = "/m"
        │   └── unescaped: "wtf"
        ├── @ RegularExpressionNode (location: (5,0)-(5,6))
        │   ├── flags: ascii_8bit
        │   ├── opening_loc: (5,0)-(5,1) = "/"
        │   ├── content_loc: (5,1)-(5,4) = "wtf"
        │   ├── closing_loc: (5,4)-(5,6) = "/n"
        │   └── unescaped: "wtf"
        ├── @ RegularExpressionNode (location: (7,0)-(7,7))
        │   ├── flags: multi_line, ascii_8bit
        │   ├── opening_loc: (7,0)-(7,1) = "/"
        │   ├── content_loc: (7,1)-(7,4) = "wtf"
        │   ├── closing_loc: (7,4)-(7,7) = "/nm"
        │   └── unescaped: "wtf"
        └── @ RegularExpressionNode (location: (9,0)-(9,13))
            ├── flags: multi_line, ascii_8bit
            ├── opening_loc: (9,0)-(9,1) = "/"
            ├── content_loc: (9,1)-(9,4) = "wtf"
            ├── closing_loc: (9,4)-(9,13) = "/nmnmnmnm"
            └── unescaped: "wtf"
