From NeoVim to LunarVim#

Installation#

Prerequisites:

Make sure you have installed the latest version of Neovim v0.9.0+.

Have git, make, pip, python, npm, node, and cargo installed on your system.

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LV_BRANCH='release-1.3/neovim-0.9' bash <(curl -s https://raw.githubusercontent.com/LunarVim/LunarVim/release-1.3/neovim-0.9/utils/installer/install.sh)

Optional:

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sudo npm install -g neovim tree-sitter-cli
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pip install pynvim

Updating LunarVim#

Inside LunarVim :LvimUpdate

Updating Plugins inside LunarVim :LvimSyncCorePlugins

From the command-line lvim +LvimUpdate +q

Post install#

LunarVim uses icons from Nerd Fonts. If you don’t want to use them, set lvim.use_icons to false.

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mkdir -p ~/.local/share/fonts
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cd ~/.local/share/fonts && curl -fLO https://github.com/ryanoasis/nerd-fonts/raw/HEAD/patched-fonts/DroidSansMono/DroidSansMNerdFont-Regular.otf

After installing your font, refresh your font cache:

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fc-cache -f -v

Cheat Sheet#

Keybinds#

Exiting:

:q: Close file
:qa: Close all files
:w: Save
:wq / :x: Save and close file
ZZ: Save and quit
ZQ: Quit without checking changes

Navigating:

h j k l: Arrow keys
<C-U> / <C-D>: Half-page up/down
<C-B> / <C-F>: Page up/down
0: Start of line
$: End of line
b / w: Previous/next word
ge / e: Previous/next end of word

Line:

^: Start of line (after whitespace)

Document:

gg: First line
G: Last line
:{number}: Go to line {number}
{: Jump to beginning of paragraph
}: Jump to end of paragraph

Operators:

d: Delete
w: Motion
y: Yank (copy)
c: Change (delete then insert)
>: Indent right
<: Indent left
=: Autoindent
u: Undo
<C-R>: Redo

Configuration#

You can configure LunarVim by using the configuration file located in:

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cat ~/.config/lvim/config.lua

Read the docs

Custom Keybinds#

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-- Move selected line with K or J
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vim.keymap.set("v", "K",  ":m '\<-2\<cr\>gv=gv")
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vim.keymap.set("v", "J",  ":m '\>+1\<cr\>gv=gv")
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-- Scroll with ctrl-d and ctrl-j while keeping centered
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vim.keymap.set("n", "\<C-d\>",  "\<C-d\>zz")
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vim.keymap.set("n", "\<C-u\>",  "\<C-u\>zz")
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-- Find next with n and N while keeping centered
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vim.keymap.set("n", "n",  "nzzzv")
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vim.keymap.set("n", "N",  "Nzzzv")
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-- Use system clipboard when copying with SPACE+y
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-- You may need to install xclip (X11) or wl-clipboard (wayland)
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vim.keymap.set("n", "\<leader\>y", "\"+y")
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vim.keymap.set("v", "\<leader\>y", "\"+y")
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vim.keymap.set("n", "\<leader\>Y", "\"+Y")

Python#

Configure LunarVim for Python development:

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lvim.builtin.treesitter.ensure_installed = {
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  "python",
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}

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local formatters = require "lvim.lsp.null-ls.formatters"
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formatters.setup { { name = "black" }}
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lvim.format_on_save.enabled = true
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lvim.format_on_save.pattern = { "*.py" }

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local linters = require "lvim.lsp.null-ls.linters"
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linters.setup { { command = "flake8", args = { "--ignore=E
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203" }, filetypes = { "python" } } }

Other#

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:TSInstall json
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:TSInstall javascript
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:TSInstall typescript
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:TSInstall tsx

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--move selected line with K or J
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vim.keymap.set("v", "K",  ":m '\<-2\<cr\>gv=gv")
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vim.keymap.set("v", "J",  ":m '\>+1\<cr\>gv=gv")
4

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--scroll with ctrl-d and ctrl-j while keeping centered
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vim.keymap.set("n", "\<C-d\>",  "\<C-d\>zz")
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vim.keymap.set("n", "\<C-u\>",  "\<C-u\>zz")
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--find next with n and N while keeping centered
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vim.keymap.set("n", "n",  "nzzzv")
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vim.keymap.set("n", "N",  "Nzzzv")
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--use system clipboard when copying with SPACE+y
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--you may need to install xclip (X11) or wl-clipboard (wayland)
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vim.keymap.set("n", "\<leader\>y", "\"+y")
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vim.keymap.set("v", "\<leader\>y", "\"+y")
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vim.keymap.set("n", "\<leader\>Y", "\"+Y")

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lvim.builtin.treesitter.ensure_installed = {
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  "json",
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  "javascript",
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  "typescript",
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  "tsx",
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}