VIM

Modes

• Insert Mode: i
• Command Mode: by default, or Esc in in Insert mode
• Visual Mode: v -> to select stuff
  • if the cursor is in a bracket or similar, % selects the whole scope
• Visual Line: V -> same but per lines

Typical commands

• Save: :w <name>
• Quit: :q

Movement

• hjkl -> left down up right
• w -> word; W -> whole word
• b -> word back; B -> whole word back
• $ -> end of line; ^ -> beginning of line (without space); 0 -> beginning of line
• gg -> beginning of file; G -> end of file; X + gg -> go to line X;
• } -> next paragraph; {-> previous P
• f{P} -> jumps to first word that starts with P; F{P} -> the opposite
• t{P} -> jumps just before that character; T{P} -> the opposite
• Number + command -> repeat X times a command
• :{X} -> go to X line

Editing

• :edit {X} -> Open X file
• x -> delete char in cursor
• u -> undo
• dw -> delete word; db -> delete previous word
• dd -> delete line; cc -> delete line and insert mode
• cw -> delete word and enter insert mode
• ct{X} -> remove from the cursor until X character
• ci{X} -> remove inside X (ex: 'asd xx-xx asd' cursor in -, ci' leaves ''
• ca{X} -> remove around X (ex: ['asd-asd'], ca' leaves [])
• O -> insert blank line before; o -> insert blank line after

Cut/Copy/Paste

• d -> cut; x -> cut char; X -> cut prev char
• p -> paste after cursor; P -> paste before cursor
• yw -> copy word; yy -> copy line

Search

• /test -> search "test" word; n -> search the next; N -> previous
• ?function -> search "function" backword; n -> previous; -> N -> next
• :noh -> unhighlight
• d/test -> delete until test word
• c/test -> delete until test word and insert mode

Replace

• :%s/Text1/Text2/g -> Changes Text1 with Text2 in the whole file

Macros

• q{X} -> start recording macro in X register; q again ends the recording
• :registers -> show registers
• @{X} -> starts X macro registered

Command line in vim

• :!{X} -> launch command X, for example, :!ls list files
• :read !{X} -> put the output of X in your open file
  • ex. :r !curl --silent http://test/file.js
  • ex. go to visual line mode, select some coffee code, do colon and ! and write coffee -c -s -p, and it will convert the code selected

Buffers

• :ls -> list buffers oppened
• :bn or :bnext -> shows next buffer; :bf or :bprev -> shows previous
• :b# -> show last opened, so you can jump between two files with :b#
• :bf -> jump to first one
• :bd{X} -> removes X buffer, the number watched when executing :ls

Windows and tabs

• :vs or :vsplit -> vertical split; :sp or :split -> horizontal split
• Ctrl W {hjkl} -> Move cursor to left down up right window
• Ctrl W {HJKL} -> Place window to that position
• Ctrl W {+-} -> Resizes window height, with Ctrl W 10 +, increases 10px
• Ctrl W {<>} -> Resized window width
• Ctrl W = -> Resize window equally
• :sb{X} -> Split with buffer X
• :vert sb{X} -> Split vertically with buffer X
• :tabedit {X} -> Open {X} file in a tab
• gt -> go to next tab; gT -> go to previous tab

Indents and Folds

• >> -> indent
• << -> indent back
• >{X} -> indent X times
  • you can also go to visual mode, select some lines, do >>, and indent all
  • or go to visual mode, select some bad indented text, and hit =
• gg=G -> indent everything
• in insert mode: Ctrl+t indents; Ctrl+d indents back
• zf{X}{Y} -> folds X times in Y direction. ex. zf5j
• zo -> open fold; zc -> close fold; zd -> delete fold; zO -> open all
• in a ({ zf% -> fold to closing })
• zi -> fold/unfold every fold

OmniCompletion

• Ctrl+X, Ctrl+O shows the omnicomplete menu
• Ctrl+X, Ctrl+P complete the keyword
• Ctrl+X, Ctrl+L complete the line