---
title: "SpaceVim lang#elang layer"
description: "This layer is for Erlang development, provides autocompletion, syntax checking and code formatting for Erlang files."
---

# [Available Layers](../../) >> lang#erlang

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- [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 your custom configuration file with:

```toml
[[layers]]
  name = "lang#erlang"
```

## Key bindings

### Language specific key bindings

| Key Bindings    | Descriptions                                 |
| --------------- | -------------------------------------------- |
| `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 Bindings | Descriptions                                     |
| ------------ | ------------------------------------------------ |
| `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 |