eval comes from Lisp, and there, it's not textual input. You give it a quoted form (i.e. an AST) and an environment and it evaluates the form in that environmen

eval comes from Lisp, and there, it's not textual input. You give it a quoted form (i.e. an AST) and an environment and it evaluates the form in that environment. > (eval '(display (+ 5 6)) (interaction-environment)) 11