EIEIO

EIEIO (“Enhanced Implementation of Emacs Interpreted Objects”) provides an Object Oriented layer for Emacs Lisp, following the basic concepts of the Common Lisp Object System (CLOS). It provides a framework for writing object-oriented applications in Emacs.

This manual documents EIEIO, an object framework for Emacs Lisp.

Quick Start	Quick start for EIEIO.
Introduction	Why use EIEIO? Basic overview, samples list.
Building Classes	How to write new class structures.
Making New Objects	How to construct new objects.
Accessing Slots	How to access a slot.
Writing Methods	How to write a method.
Method Invocation	How methods are invoked.
Predicates	Class-p, Object-p, etc-p.
Association Lists	List of objects as association lists.
Customizing	Customizing objects.
Introspection	Looking inside a class.
Base Classes	Additional classes you can inherit from.
Browsing	Browsing your class lists.
Class Values	Displaying information about a class or object.
Default Superclass	The root superclasses.
Signals	When you make errors.
Naming Conventions	Name your objects in an Emacs friendly way.
CLOS compatibility	What are the differences?
Wish List	Things about EIEIO that could be improved.
GNU Free Documentation License	The license for this documentation.
Function Index

Permission is granted to copy, distribute and/or modify this document under the terms of the GNU Free Documentation License, Version 1.3 or any later version published by the Free Software Foundation; with no Invariant Sections, with the Front-Cover Texts being “A GNU Manual,” and with the Back-Cover Texts as in (a) below. A copy of the license is included in the section entitled “GNU Free Documentation License.”

(a) The FSF’s Back-Cover Text is: “You have the freedom to copy and modify this GNU manual.”