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SpaceVim/docs/layers/lang/erlang.md

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---
title: "SpaceVim lang#elang layer"
description: "This layer is for erlang development, provide autocompletion, syntax checking, code format for erlang file."
---
# [Available Layers](../../) >> lang#erlang
<!-- vim-markdown-toc GFM -->
- [Description](#description)
- [Features](#features)
- [Install](#install)
- [Layer](#layer)
- [Key bindings](#key-bindings)
- [Language specific key bindings](#language-specific-key-bindings)
- [Inferior REPL process](#inferior-repl-process)
<!-- vim-markdown-toc -->
## Description
This layer is for erlang development.
## Features
- code completion
- syntax highlighting
- syntax checking
SpaceVim also provides REPL, code runner and Language Server protocol support for erlang. to enable language server protocol
for erlang, you need to load `lsp` layer for erlang.
## Install
### Layer
To use this configuration layer, update custom configuration file with:
```toml
[[layers]]
name = "lang#erlang"
```
## Key bindings
### Language specific key bindings
| Key binding | Description |
| --------------- | -------------------------------------------- |
| `SPC l d` / `K` | Show doc of cursor symbol (need `lsp` layer) |
| `SPC l e` | Rename symbol (need `lsp` layer) |
| `g d` | Jump to definition (need `lsp` layer) |
### Inferior REPL process
Start a `erl` inferior REPL process with `SPC l s i`.
Send code to inferior process commands:
| Key Binding | Description |
| ----------- | ------------------------------------------------ |
| `SPC l s b` | send buffer and keep code buffer focused |
| `SPC l s l` | send line and keep code buffer focused |
| `SPC l s s` | send selection text and keep code buffer focused |