21
votes
Accepted
How to fold comments?
Folding only the comments is fairly easy by using foldmethod=expr:
set foldmethod=expr foldexpr=getline(v:lnum)=~'^\\s*'.&commentstring[0]
This will simply check if the line starts with any ...
- 60.2k
13
votes
Accepted
How to toggle comments with ctrl+/?
It all depends on how extensive you want it to be. What type of files are you editing? I have the following in my .vimrc that works with python files:
let Comment='#'
xnoremap # :norm 0i<C-r>=...
- 17.2k
12
votes
Accepted
How to comment a line in vim?
One way would be to map the keystrokes you would use to a key combination:
nnoremap gcc I/* <ESC>A */<ESC>
In normal mode, when pressing gcc, this will go to the beginning of the line and ...
- 435
11
votes
Uncomment multiple lines
I do approve @mMontu comment suggesting to use a comment plugin (vim-commentary is an option but NERDCommenter has my preference over vim-commentary).
But you could do it in other ways:
First if all ...
- 48.5k
10
votes
Hide certain lines completely (not folding)
I don't know how to achieve exactly what you want, only a part.
You want to hide some text inside ~/.vimrc (for example).
First we need to know which highlight group handles the text you want to ...
- 6,626
10
votes
Uncomment multiple lines
I like the approaches statox suggested. Here's another one:
52:norm x
This only works if the # is the first character on each line. Otherwise, I would do
52:s/#
These two work very similarly. ...
- 17.2k
9
votes
Accepted
Is it possible to add inline comments in a multiline statement?
Not directly. But: if the comment applies to the whole line, you better place it above the line. If the comment(s) are each to indicate something about a portion of the line, you could consider ...
- 9,530
9
votes
Accepted
How can I create a /* comments section with /// like in XCode?
The method in my earlier answer doesn't transform well to dynamic content. This is where snippet plugins like UltiSnips and SnipMate come in. I'll provide a demo of UltiSnips here. Install it using ...
- 24.5k
9
votes
Accepted
Toggling comments on and off
if you're willing to use a plugin, there are many commenting plugins out there. Some of the most popular examples are:
tpope/vim-commentary
tomtom/tcomment_vim
scrooloose/nerdcommenter
All of these ...
- 17.2k
8
votes
Accepted
Why are new lines under commented lines automatically commented too?
This has nothing todo with the normal command or the visual block. This is due to a setting 'formatoptions', see :help 'formatoptions'. In particular, the mentioned behaviour comes from the flags r ...
- 9,179
8
votes
How to generate patterns for comments?
Please don't do that: This type of title comments is just too heavy and
doesn't improve the readability of your code. If you really need to create a
section use light multi lines comments like:
"
" ...
- 48.5k
8
votes
Accepted
visual mode gq not reflowing comment block
In my vimrc file I had set paste turned on.
When I removed this configuration I was able to get comments to flow correctly.
- 201
8
votes
Accepted
How do I comment out lines without changing indentation?
Alternatively, you could use the :g command. I would do:
:g/\s*#pdb.set_trace()/normal ^x
to uncomment and
:g/\s*pdb.set_trace()/normal I#
to comment. This is nice because it's more readable (and ...
- 17.2k
7
votes
Accepted
How can I return the current filetype's comment character in vimscript?
I usually go with the 'commentstring' option and depend on the filetype plugin to set this up correctly for me (if not, that should be added to the corresponding filetype to make at least folding work)...
- 24.6k
7
votes
Accepted
Create indented comment box vim
Well, "put text into a box" is a well-known Vim excercise. I'm not sure where I saw it for the first time, but the most elegant solution, IMO, is to use :h v_r
So it becomes:
nnoremap <leader>#...
- 19.6k
6
votes
Accepted
Vim "gq" command doesn't recognize Haskell-style comments
:set comments+=:--
This appends :-- to the value of comments, which adds -- as a comment line indicator. The format of this option is described by :help format-comments.
- 1,020
6
votes
Accepted
Is it possible to put vim comments in lines that include `iabbrev`
As explained in :help 40.1 (SPECIAL CHARACTERS):
It is not possible to put a comment directly after a mapping, because the "
character is considered to be part of the mapping. You can use |", this
...
- 6,550
6
votes
Accepted
Automatic comment leader not inserted on some file types
You might have to set a custom comments. For me, comments in a Python file is:
comments=b:#,fb:-
With some experimenting, I found that, for Vim to insert # after lines with ##, I needed to use a ...
- 24.5k
6
votes
How can I create a /* comments section with /// like in XCode?
One way would be to create a file containing this snippet, and read it when you type ///.
For example, create ~/.vim/snippets/my_header.snip containing this header. Then define this mapping:
...
- 24.5k
6
votes
Accepted
Disable absolutely all auto-comments, for real
The culprit is $VIMRUNTIME/ftplugin/c.vim, and likely all other standard ft plugins. If you want everything they define but the setting for 'formatoptions', I don't see any simple solution. (Just in ...
- 16.7k
5
votes
How to generate patterns for comments?
This is a perfect use case for ultisnips with Python interpolation. A sketch of a snippet for the first header might look like this:
global !p
from math import floor, ceil
def left(lng, fill, s):
...
- 3,949
5
votes
Accepted
write a key command for a markdown comment
Vim creates marks for the beginning and the end of the last visual selection in the current buffer. You can use '< to move to the beginning and '> to move to end. In this way you can ...
- 3,339
5
votes
Accepted
Edit comments as if separate lines?
You might be interested by the tabular plugin it allows to align text based on patterns.
In your case if you have
some text %comment
some more text %another comment
&c. %=etc.
with your ...
- 48.5k
5
votes
Accepted
How can I change/delete comments easily?
What you are looking for is a text-object representing a comment. See :h text-objects for more information about text-objects.
By default Vim doesn't contains text-objects representing comments but ...
- 48.5k
5
votes
How do I comment out lines without changing indentation?
There is a solution which can be pretty simple if you are willing to use a plugin: NERDCommenter.
This plugin is made for "intensely orgasmic commenting" according to their github page. More ...
- 48.5k
5
votes
Accepted
gqip for VHDL comments does not work
You should tell Vim what a comment is using:
:set comments+=:--,b:--
Explanation:
The comments option contains a comma separated list of strings that can start a comment line.
:-- specifies the ...
- 1,794
5
votes
Accepted
How to comment a line directly from bash using vim?
You can use:
vim +'normal! 2GI;' +'x' path/to/your/file
The + parameter allows to execute a command after opening the buffer.
The first command normal! 2GI; goes to line 2 and add a ; at the ...
- 48.5k
5
votes
Accepted
How to add inline comment for the echo command?
The problem with this is, echo is expecting an expression. You can read what an expression is at :h expression in great detail. In short this means, :echo expects either a variable or a string (which ...
- 24.6k
5
votes
Accepted
Vim Comment Box Macro
You don’t need to know the length of the line. This ought to do it:
:let @a = 'yyPVr#jpVr#'
I’d also automate the adding of the hashes at the start and end of the middle line:
:let @a = "I## \<...
- 30.4k
5
votes
Accepted
Comment-out in vim with Shift-i not working
It depends on the way you entered visual mode. If you used V for line based visual selections, I will only enter insert mode for the very first line. However when you used Ctrlv, I will also take you ...
- 24.6k
Only top scored, non community-wiki answers of a minimum length are eligible