[
    Expression {
        expr: Infix {
            lhs: Variable(
                Variable {
                    start: (
                        3,
                        1,
                    ),
                    name: "foo",
                    end: (
                        3,
                        6,
                    ),
                },
            ),
            op: Assign,
            rhs: Include {
                kind: Require,
                path: Infix {
                    lhs: MagicConst {
                        constant: Dir,
                    },
                    op: Concat,
                    rhs: LiteralString {
                        value: "/foo.php",
                    },
                },
            },
        },
    },
]