#lang scribble/manual

@(require planet/scribble
          scribble/eval
          planet/version          
          "main.rkt")


@(define my-eval (make-base-eval))


@(my-eval `(require (planet ,(this-package-version-symbol main))
                    ))

@(require (for-label racket
                    "main.rkt"))

@title{Visualize evaluation}

@(defmodule/this-package main)

A tool for visualizing the evaluation of s-expressions,
useful for teaching the evaluation and composition of
functions.

@defform[(vis-eval exp)]{Draw a diagram, recursively,
                         of evaluating @racket[exp].
                         
                         @examples[#:eval my-eval
                                   (vis-eval (+ (* 2 3) (/ 3 4)))]
                         }