SpaceVim/docs/layers/lang/javascript.md

title	description
SpaceVim lang#javascript layer	This layer provides JavaScript development support for SpaceVim, including code completion, syntax highlighting and syntax checking

Available Layers >> lang#javascript

• Description
• Install
• Features
• Layer configuration
• Key bindings
  • Import key bindings
  • Generate key bindings
  • Code runner
  • Inferior REPL process

Description

This layer is for JavaScript development.

Install

To use this configuration layer, update your custom configuration file with:

[[layers]]
name = "lang#javascript"

Features

• auto-completion
• syntax checking
• goto definition
• reference finder

Layer configuration

auto_fix: auto fix problems when saving files, disabled by default.

enable_flow_syntax: Enable configuration for flow, disabled by default.

If you need these features, you can enable them in the layer config:

[[layers]]
name = "lang#javascript"
auto_fix = true
enable_flow_syntax = true

format_on_save: Enable/disable file formatting when saving current javascript file. By default, it is disabled, to enable it:

[[layers]]
    name = 'lang#javascript'
    format_on_save = true

Key bindings

Import key bindings

Key Bindings	Descriptions
<F4> (Insert/Normal)	Import symbol under cursor
SPC j i	Import symbol under cursor
SPC j f	Import missing symbols
SPC j g	Jump to module under cursor
Ctrl-j i (Insert)	Import symbol under cursor
Ctrl-j f (Insert)	Import missing symbols
Ctrl-j g (Insert)	Jump to module under cursor

Generate key bindings

Mode	Key Binding	Description
Normal	SPC l g d	Generate JSDoc

Code runner

To run JavaScript code in current buffer, you can press SPC l r. It will run without losing focus, and the result will be shown in a runner buffer.

Inferior REPL process

Start a node -i 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