Program (script) @1:1
└─ FunctionDeclaration "fn" @1:1
   └─ body
      └─ FunctionBody @2:5
         └─ ExpressionStatement @2:5
            └─ AssignmentExpression (=) @2:15
               ├─ BindingPattern (object)
               │  └─ entry
               │     └─ name
               │        └─ Identifier "eval" [global] @2:8
               └─ ObjectExpression @2:17
                  └─ ObjectProperty @2:17
                     ├─ StringLiteral "eval" @2:19
                     └─ NumericLiteral 1 @2:25