Neovim Cheat Sheet (Ruby on Rails + LazyVim + Claude Code)

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Neovim Cheat Sheet

Optimized for Ruby on Rails + LazyVim + Claude Code

Modes

Key	Description
i	Insert before cursor
I	Insert at beginning of line
a	Append after cursor
A	Append at end of line
o	New line below
O	New line above
Esc	Return to Normal mode

Save / Quit

Command	Description
:w	Save
:w filename	Save As
:wa	Save all files
:q	Quit
:q!	Quit without saving
:wq	Save and Quit
ZZ	Save and Quit
:qa	Quit all
:qa!	Quit all without saving

Movement

Key	Description
h	Left
j	Down
k	Up
l	Right
w	Next word
b	Previous word
e	End of word
0	Beginning of line
^	First non-space
$	End of line
gg	Top of file
G	Bottom of file
10G	Go to line 10
:25	Go to line 25
%	Matching bracket

Editing

Key	Description
x	Delete character
dd	Delete line
dw	Delete word
D	Delete to end of line
yy	Copy line
yw	Copy word
p	Paste after
P	Paste before
u	Undo
Ctrl+r	Redo
.	Repeat last command

Change

Key	Description
cw	Change word
cc	Change line
C	Change to end of line
ci"	Change inside quotes
ci'	Change inside single quotes
ci(	Change inside parentheses
ci{	Change inside braces
ci[	Change inside brackets

Visual Mode

Key	Description
v	Character selection
V	Line selection
Ctrl+v	Block selection
y	Copy selection
d	Delete selection
>	Indent
<	Unindent

Search

Key	Description
/text	Search forward
?text	Search backward
n	Next result
N	Previous result
*	Search current word
#	Search backward current word

Window Management

Command	Description
:split	Horizontal split
:vsplit	Vertical split
Ctrl+w h	Left window
Ctrl+w j	Down window
Ctrl+w k	Up window
Ctrl+w l	Right window
Ctrl+w q	Close window
Ctrl+w =	Equal size

Buffers

Command	Description
:ls	List buffers
:bnext	Next buffer
:bprev	Previous buffer
:buffer 3	Open buffer 3
:bd	Close current buffer
:bd!	Force close buffer

LazyVim

Leader key = Space

Shortcut	Description
Space ff	Find Files
Space fg	Live Grep
Space fr	Recent Files
Space fb	Buffers
Space gg	LazyGit
Space e	File Explorer (Neo-tree if enabled)
Space xx	Diagnostics
Space ca	Code Action
Space rn	Rename Symbol

LSP

Shortcut	Description
gd	Go to Definition
gD	Go to Declaration
gr	References
gi	Implementation
gt	Type Definition
K	Hover Documentation
Space ca	Code Action
Space rn	Rename Symbol
]d	Next Diagnostic
[d	Previous Diagnostic

Telescope

Shortcut	Description
Space ff	Find files
Space fg	Search text
Space fb	Buffers
Space fr	Recent files
Space fh	Help
Space fc	Commands

Git

Shortcut	Description
Space gg	LazyGit
]h	Next Git change
[h	Previous Git change
Space ghp	Preview Hunk
Space ghr	Reset Hunk
Space ghs	Stage Hunk

Tree (Neo-tree)

Shortcut	Description
Space e	Toggle tree
Enter	Open file
a	New file
A	New directory
d	Delete
r	Rename
c	Copy
m	Move
R	Refresh

Oil.nvim

Key	Description
-	Open parent directory
Enter	Open file
Ctrl+s	Horizontal split
Ctrl+v	Vertical split

Claude Code

Open terminal

:terminal

Run

claude

Useful layout

Ctrl+w s Horizontal split Ctrl+w v Vertical split Ctrl+w h Move left Ctrl+w j Move down Ctrl+w k Move up Ctrl+w l Move right

Example workflow

Space ff Open controller gd Go to model Ctrl+o Back :terminal claude

Rails (vim-rails)

Command	Description
:A	Alternate file
:R	Related file
:Emodel User	Open model
:Econtroller Users	Open controller
:Eview	Open view
:Espec	Open spec

Useful Commands

:Mason :Lazy :checkhealth :messages :pwd :cd path :terminal :help keyword

Exit Terminal Mode

Ctrl+\ Ctrl+n

Copy/Paste

yy Copy line

p Paste

P Paste before

"+y Copy to system clipboard

"+p Paste from system clipboard

Numbers

Ctrl+a Increment number

Ctrl+x Decrement number

Indent

gg=G

Comment

gcc Toggle comment line

gc Toggle selection

Macros

qa Record macro a

q Stop recording

@a Run macro

@@ Repeat macro

My Daily Workflow

cd ~/Projects/myapp

nvim .

Space ff Find file

Space fg Search text

gd Go definition

gr References

K Documentation

Space gg Git