#+TITLE: CoffeeScript layer

#+TAGS: general|js|layer|multi-paradigm|programming

[[file:img/coffee.png]]

* Table of Contents                     :TOC_5_gh:noexport:
- [[#description][Description]]
  - [[#features][Features:]]
- [[#install][Install]]
- [[#configuration][Configuration]]
  - [[#linting][Linting]]
- [[#key-bindings][Key bindings]]
  - [[#repl][REPL]]

* Description
This layer adds support for the CoffeeScript language using [[https://github.com/defunkt/coffee-mode][coffee-mode]].

** Features:
- Syntax highlighting
- Auto-completion with =auto-completion= layer
- Syntax checking and linting with =syntax-checking= layer
- =Org-Babel= integration
- REPL support

* Install
To use this configuration layer, add it to your =~/.spacemacs=. You will need to
add =coffeescript= to the existing =dotspacemacs-configuration-layers= list in
this file.

* Configuration
** Linting
To enable linting, install [[https://github.com/clutchski/coffeelint][CoffeeLint]] with the following command:

#+BEGIN_SRC sh
  npm install -g coffeelint
#+END_SRC

* Key bindings

| Key binding | Description            |
|-------------+------------------------|
| ~SPC m c c~ | Compile buffer         |
| ~SPC m c r~ | Compile region         |
| ~SPC m T c~ | Toggle compile on save |

** REPL

| Key binding | Description                                        |
|-------------+----------------------------------------------------|
| ~SPC m '~   | Create or go to REPL                               |
| ~SPC m s b~ | Send buffer to REPL                                |
| ~SPC m s i~ | Create or go to REPL                               |
| ~SPC m s l~ | Send line to REPL                                  |
| ~SPC m s r~ | send current region to the REPL and stay in buffer |