coaltonmiricl

Don't drink and derive

Common Lisp + Coalton

A persistent Common Lisp session with Coalton and its standard library ready to use.

Documentation ↗Image sizes License miricl GitHub ↗

session startup

Starting Lisp and Coalton…

Loading output

worksheet0 inputs

Start with an expression.Try (+ 20 22) or pick an example from the shelf.

This is a saved transcript. Resume re-runs completed inputs and their recorded answers to restore your definitions.

InputCtrl / ⌘ + Enter to evaluate

InputLoading assets…

Provide answers in advance

Answer

examples / from the manual

Self-contained examples from the Coalton manual. Choose one to put its code in the editor.

saved sessions

Kept in this browser. Open a transcript to read or resume it.

Recording is on.

a few useful marks

Lisp: Start in CL-USER. Packages and definitions persist.
Coalton: Expression and definition modes read in COALTON-USER.
defun: Define a Common Lisp function
define: Define a Coalton value or function
*package*: Inspect the current Lisp package

Debugger

Inspectable interpreter frames

For local variables and stepping, reevaluate the definition with (declare (optimize (debug 3))).

Restart arguments (an expression returning a list; optional)

Evaluate in the selected frame

Stack trace

Common Lisp · Coalton · miricl / WasmEvaluation runs in your browser. Restart cancels evaluation and starts a fresh session.