r-like-example

Overview

This program display examples of functions on other buffer.

This can be able to improve learning Emacs Lisp effectively.

Installation

Clone to your .emacs.d path.

git clone https://github.com/pogin503/r-like-example.git 

Install dependency.

M-x package-install f

(add-to-list 'load-path "~/path/to/r-like-example")

(use-package r-like-example
  :config
  (ex-set-keybindings)
  (ex-load-examples))

I recommend specially to use popwin.el.

M-x package-install popwin RET

Add below setting to your init.el

(push '("*example*" :position right :width 45 :stick t) popwin:special-display-config)

Basic Usage

Learning function usage

You type M-9 mapcar

Keybindings

keybind	description
M-9 or s-9	Display examples
M-0 or s-0	Store function examples
C-c 0 a	Add current cursor position S expression
C-c 0 i	Insert examples data in current buffer
C-c 0 p	Add current cursor position S expression into specific key
C-c 0 d	Remove specific key example
C-c 0 u	Display the key data of the unsaved to the mini-buffer

Basic Commands

Command ex-example

Dispaly function examples to *example* buffer.

Command ex-add-example

Add example on cursor position.

Command ex-insert-current-buffer

Insert example data like:

(ex-put-example 'type-of '("(type-of 1)"
"(type-of 'nil)"
"(type-of '())    ; () is nil."
"(type-of '(x)") t)

in current buffer.

Command ex-display-unstored-data

Display unstored example keys