# Neovim command and keybind cheat sheet

Some of these are plain Vim commands, others are specific to Neovim.

## BASICS

- `Space` leader key
- `:so` Source file
- `:checkhealth` check base and all plugins
- `:checkhealth <pluginname>` check for problems of a plugin
- `:verbose set expandtab?` check where `expandtab` has been set last

### Lazy

- `:Lazy` show package manager UI
- `:Lazy restore` revert plugins to the state reflected in `lazy-lock.json`

### Mason

- `:Mason` show Mason UI

### Treesitter

- `:TSUpdate` update all parsers
- `:TSModuleInfo` show installed parsers

### LSP

- `:LspInfo` show currently attached LSP client details

## NAVIGATION

## Tabs

Use buffers in situations where

- `Ctrl`+`t` open a file in e.g. a Telescope finder in a new tab
- `gt` or `gT` switch between open tabs (forward/reverse direction)

## Window/split

- `Ctrl`+`wq` close window
- `Ctrl`+`ws` split window **horizontally**
- `Ctrl`+`wv` split window **vertically**
- `Ctrl`+`<h/j/k/l>` move between split windows
- `Ctrl`+`w=` equalize split window width and height
- `Ctrl`+`wr` swap position of two windows
- `Ctrl`+`wT` move active split window to new tab

## Buffer

- `Space`+`Space` shows buffers sorted by last used (via `Telescope buffers`)
- `:bd` close current buffer
- `:bn` go to next buffer
- `:bp` go to previous buffer

## Code

- `w` move to **start of next word** (ignores punctuation due to remap)
- `e` move to **end of next word** (ignores punctuation due to remap)
- `b` move to **start of previous word** (ignores punctuation due to remap)
- `Ctrl`+`d` scroll **down** 1/2 page while keeping the cursor centered
- `Ctrl`+`u` scroll **up** 1/2 page while keeping the cursor centered

## Telescope windows

- `↓` or `Ctrl`+`n` scroll down (**n**ext) file list
- `↑` or `Ctrl`+`p` scroll up (**p**revious) file list
- `Ctrl`+`d` scroll **d**own in preview pane
- `Ctrl`+`u` scroll **u**p in preview pane
- `Ctrl`+`/` help
- `Ctrl`+`v` open file in **vertical** split
- `Ctrl`+`x` open file in **horizontal** split
- `Ctrl`+`t` open file in new tab

## EDITING

### Code editing

- `leader`+`i` re-indent whole file
- `leader`+`o` re-format whole file or visual with `conform.nvim`
- `i` insert mode at cursor position
- `I` insert mode at the **beginning of the line**
- `a` insert mode **one character after the current** one
- `A` insert mode at the **end of the line**
- `o` insert mode a line **below** the cursor
- `O` insert mode a line **above** the cursor
- `s` delete character and replace (substitute) it
- `cw` replace the current word
- `cc` replace whole line
- `C` replace to the end of the line
- `yy` copy (yank) the current line
- `p` paste yanked line below
- `P` paste yanked line above
- `"3p` redo (put) e.g. your third last delete [source](https://www.reddit.com/r/neovim/comments/18ri1bm/its_been_like_10_years_and_i_just_learned_that/)

### Visual mode

- `v` at cursor position
- `V` line mode
- `Ctrl`+`v` block mode

## SEARCH

- `leader`+`fg` search text in files (also searches for text under cursor)
- `leader`+`ff` search files (respects `.gitignore`)
- `leader`+`e` file browser (disregards `.gitignore`)
- `leader`+`fo` recently opened files