vim

vim-cheatsheet.md

Some vim-go tips

• gd jumps to the definition of a type, variable
• C-t jumps you back to where you where.
• Use <tab> to autocomplete snippets in insert mode. Example snippets.
• :A open alternate (i.e. test for current file). Also :AH and :AV for horizontal and vertical splits.
• gt will run the tests for the current file.
• :GoDeclsDir will show all functions in current directory.
• K open GoDoc for symbol under the cursor.
• <leader>i over a function or method name will show function information.
• <leader>c will run GoCoverage for the current file.
• <leader>m will run the GoMetaLinter for the current file.
• :GoReferrers will find anything calling the function under the cursor.
• :GoRename will allow you rename any symbol in the package.

Reloading vimrc

• While editing: :so %
• :edit Reload current file

Moving About

• http://naleid.com/blog/2010/10/04/vim-movement-shortcuts-wallpaper/
• >> and << for indenting text
• J Join next line with current line
• C-f Forward a page
• C-b Back a page
• # Find word under cursor
• <leader>space Clear search
• 0 Go to start of line
• <number>j /<number>j Move number of lines down/up
• _ Go to the start of the first word on the line

Editing

General Tips

• :enew Open no name buffer in the current window
• u Undo
• C-R Redo
• e Jump to end of word (inc. puncuation)
• O Insert line before (and go to edit mode)
• o Insert line after (and go to edit mode)
• cs"' Change quotes (that's c, s, double quote, single quote)
• vi<surrounding>p Replace into surround chars from clipboard
• yss<character> Surround a while line with the particular character (e.g. quotes)
• ci<character> Change text within
• = Indent selected lines
• . Repeat previous command
• D Delete until end of line in normal mode
• C Change until the end of the line in normal mode
• yg_ Copy to end of line excluding line break
• ~ Change case of single character under cursor

Ruby block editing

• ir and ar are used for a block, e.g. vir
• if and af for a function, e.g. vif or cif
• ic, ac for a class, e.g. cic
• an for a name, e.g. cin for something like MyName::Project
• Once selected o will jump between start and end of selected block

Commenting

• <leader>ci to toggle comments on lines
• https://github.com/tpope/vim-commentary
• gcc Comment out a line
• gc Comment out a block in visual mode

Alignment

• https://github.com/junegunn/vim-easy-align
• Select some lines in visual mode and press <Enter> then <char_to_align_on>
• Use ga<some_selection><char_to_align_on>, e.g. gai{=

Buffers & Windows

Windows

• <leader>v Vertical split
• <leader>h Horizontal split
• C-<direction> Navigate windows
• <leader>ww Swap buffers between windows (https://github.com/wesQ3/vim-windowswap)
• C-w then q Close the currently selected split
• :on Close all splits except the current selection

Buffers

• :ls List buffers
• :b <name> Tab complete buffer name
• :bn Next buffer
• :bp Previous buffer
• C-6 Previous buffer
• <leader>b Previous buffer
• :bd Delete current buffer

Tabs

• gt Next tab
• gT Previous tab
• ZZ Write and close a tab

Quick list (NERDTree too)

• q Close window
• <direction> Move up/down the list
• o Open
• t Open as tab
• v Open as vertical split
• i Open as horizontal split

File Search

• C-p Open Search Dialogue
• C-d Only match file names
• Esc Close Dialogue
• C-j C-k Navigate results
• C-o Choose how to open (vertical split etc.)
• Enter Open result

Find / Search in Files

• \ Search shortcut
• :Ag -i <pattern> for a literal search (use quotes if there are spaces in the search term)
• K Search for word under cursor
• :%s/search/replace/
• :%s/star/blackhole/gic Confirm each replacement (global, case-insensitive, confirm)
• SHIFT-3 Match all under cursor
• :CtrlSF <pattern> then in window do a search replace as per above and save it to save changes to all files.

Ctags

• ctags -R --exclude=.git --exclude=log * Generate tags for this project.
• set tags=./tags; Add to .vimrc to help it find the tags.
• C-] Jump to 'tag' under cursor
• C-t Jump back to previous tag
• <leader>. Search ctags file using Ctrl-P

Git

• :OpenGithubFile Open current file on Github
• :Gitv Open Git explorer
• Glog -- % Commits that touched the current file
• :Gblame Run Git blame on the current file
• :Gstatus Status
• :Glog To view log then ]Q to go to start of list and ]q to step through revisions
• :Gedit to revert to working copy
• :Glog -10 Last 10 revisions

Testing

• RunTests Runs mspec test for the current file
• RunNearestTest Runs mspec test for current test
• ruby % --line 57

Registers

http://www.brianstorti.com/vim-registers/

• :reg <register> <register> List register contents
• "0p Paste previously pasted content
• :let @+=@% Copy current file path to clipboard