Questions tagged [syntax-highlighting]

Syntax highlighting is the use of colours, size, typeface, or other attributes to visually indicate it has a special meaning and therefore make it easier to understand the text. For example, marking language keywords with a specific colour.

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How to get syntax group name of a floating window

I would like to change the font from bold to normal in my floating windows in Vim 8.* I have this script here that gets the syntax group name of the item under cursor. However, this will not work for ...
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red highlighting on number in vi [closed]

I am new to this so forgive me but i am writing a menu in vi. for some reason the numbers keep turning red instead of the usual yellow. whenever i try to run my menu i get syntax errors with the ...
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I use the glsl syntax highlighting file, it works the first time I load a shader, after that, no highlight, why?

I've a project where I work on OpenGL Shaders. I downloaded the glsl syntax file and installed it on my computer (a personal folder) and then added the following auto-load line to my .vimrc: au ...
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How to disable JSON error highlighting on the current line?

Problem I find the error highlighting really distracting, its not that I don't want it because it is really useful for spotting errors in JSON syntax, but, I really dislike that it highlights new ...
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What is the term of feature used by on-the-fly checkers?

Here are two screenshots, with vim and neovim, both with configured language server protocol and showing same file: Neovim: Vim: I want to configure neovim to have same style as vim -- I do not like ...
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Make vertical line colorcolumn thinner?

I set a vertical line with setlocal colorcolumn, is there a way to make it thinner? Or a workaround? I already have a function to color long lines but I prefer to have a thin vertical line. I changed ...
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How to know where a syntax was set?

I want to know what line and file syntax region foo start... was set. I have tried this: :verbose syntax foo :syntax foo? :verbose syntax foo?
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Syntax highlight groups of digits in large number

I often view logs in vim, and the log contains large numbers eg 3244522321. It's very difficult to tell if this is 324M, 32M, or 3.2M. Is there a way to set up something (syntax highlight?) that will ...
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Default syntax groups use colors >=16 [closed]

I have few quetion about color scheme and terminals... The web is plenty of posts about it but I still does not understand the following: After a fresh install of (g)vim on arch, I did a $ vim ...
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Adding a nasm syntax file to vim runtime directory doesn't work

I am trying to learn a bit about x86 assembly and Vim didn't have a syntax highlighter installed for it. I downloaded this One from github and placed it in the ~/.vim/after/syntax/ directory but this ...
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Language specific custom syntax highlighting

So I have to follow a name convention for my C data types : Typedefs must start with a t_ prefix such a t_mytype. Structs must start with a with an s_ prefix and so on for other data types. So I added ...
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Apply new 'bold' highlight rule to all format, preserve color

Since I usually use a blank line to denote start of a new codeblock (function, class, etc.) I defined the following syntax rule. The intent is to make the first line of a code block standout. While ...
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52 views

Is there a plugin for syntax highlight for assembly MIPS?

I haven't been able to find any syntax highlighting for MIPS assembly language. I have CoC installed, but I don't think it supports MIPS. Is there any other plugin that I could use for basic syntax ...
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25 views

Can vim highlight nestable regions?

Is vim's syntax highlighting limited by regexes or can you, for example, highlight [ words_and_maybe_keywords... [ words_and_maybe_keywords... ] words_and_maybe_keywords... ] all the same (e.g., green)...
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Syntax highlighting in parallel folders [closed]

My syntax highlighting does not work for my C-project, if I use folders in parallel. Consider this file tree: project ├── include │  ├── main.h │ ├── file1.h │ └── file2.h └── src ├── main.c ...
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Vim HTML syntax highlight doesn't correctly identify comment endings consisting of minuses

if I edit the following block in vim: <div> foo </div> <!-----------------------------------------------------------> <div> bar </div> <!-------------------------------...
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Markdown syntax color theme

I am giving advice to different research groups at our university. Open Research is promoted highly and many groups use R for statistical analysis. Many are also interested in using Markdown, Pandoc ...
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1answer
19 views

How do I view a regex and containedin of a group?

I'm wanting to see how groups were created and what they are contained in. What I'm doing now is this and then I search for the group. :Verbose syntax What I would like to do is this. :verbose syntax ...
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35 views

How to highlight if defined with #define in Vim?

I want to highlight if defined with #define in Vim. For example, if I type #define ZERO 0, highlight ZERO with a different color.
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syntax highlight regex not matching

I am writing a plugin where a certain filetype must possess their own syntax highlight. Therefore I have created . ├── ... ├── plugin └── syntax and syntax/newfiletype.vim containing syntax clear ...
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How to make VIM json syntax highlight more readable

Using VIM 8.1 in Ubuntu 20.04.02. ~/.vimrc has syntax on. The file /usr/share/vim/vim81/syntax/json.vim exists. While the syntax highlight for YAML file is comparable between VIM and Visual Studio ...
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Can you call highlight more than once? Need different colors for different matches

I am working with text files and Goyo. I'd like to highlight two different kinds of notes delimited by brackets (one called "NOTE:" and the other "TODO:") in different colors. I ...
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Fixing syntax highlighting in Latex documents using cleveref

I use Vim and Latex together. I have recently been fiddling with the cleveref package and it kind of messed up syntax highlighting. For example, before using this package, when I wanted to ...
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25 views

Conceal subscripts in Coq syntax

Some context and setup I've been using Coq lately and the excellent coqtail plugin for syntax and proof development. I've seen some folks using Proof General in Emacs for a similar environment, and it ...
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What's the name of the highlight group for the number column?

The one with the numbers that looks grey ? I already got the fold with this. hi FoldColumn guibg=#000000 guifg=#ffffff I just don't know what the name if that numbers column is.
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51 views

Non-regex complex color; is that possible in vim?

Is it possible to do more complex coloring than using regexes in Vim? I'm interested in implementing a feature in vim-flog where a commit and all its ancestors would be colored. That means the exact ...
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Matlab syntax highlight: Avoid “reverse video” for “%%” at start of line

I am using gVim 8.2 from Cygwin. The synax highlighting recognizes code lines starting with "%%" at columns 1 and 2 show the text black characters on orange background. It is not ...
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How to re-indent nginx configuration based only on `{` and `}`?

I want to reindent an nginx configuration file with the following simple rudimentary rules: a { increases indentation a } decreases indentation The idea is cindent is just enough to do it. I have ...
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1answer
58 views

Vim to highlight functions and user-defined types

I have two scenarios where I want vim to highlight those items. Currently my fix for these are to add the return types directly into the after/syntax/c.vim file, but this gets incredibly tedious. Here ...
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39 views

How to use different rules for highlighting trailing whitespace inside a gitcommit diff

In my ~/.vimrc, I have: highlight TrailingWhitespace ctermbg=blue autocmd BufReadPost * syn match TrailingWhitespace /\s\+\%#\@<!$/ This highlights trailing spaces, except when I am still typing ...
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vim fo=aq and crontab footgun: Why are my crontab commands treated as comments?

After a large amount of trial-and-error narrowing, the problem is a conflict between the default crontab syntax file and formatoptions flags containing anything that includes aq, i.e. both a (...
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How does vim “syntax cluster” highlighting work (or why does this “syntax cluster” not work)?

This is a repost from stackoverflow at the suggestion of a user to this vim-specific forum. I am trying to use a vim syntax file for highlighting a PyMOL script file and got into trouble with the &...
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Syntax region doesn't stop at the correct end marker

I'm trying to set up folding for #pragma region in C/C++, and it kinda works, but I need to edit out #pragma from the cPreProc syntax region, which is definitely not ideal. If I don't edit it out, the ...
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How to figure out what highlighting rule is targeting a word?

I have the following potential "c boolean" values that I want to consistently highlight: https://gyazo.com/e03e05a401e72f456ec2b8171dde5a63 (note it seems the StackOverflow image-attachment ...
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23 views

Syntax highlighting for two components of C syntax

What are the following two components that I need to target with syntax highlighting/rules? The first one is the int (or more generall, any storage class) that I want to colorize. If currently have ...
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27 views

Setting up C code highlighting

I've used vim for mostly python or web-related projects. Now I'm trying to see if I can use it to write some C code. The first thing that I've noticed is whatever setup I have, doesn't have any C code ...
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1answer
59 views

Is it possible to detect a highlighted search match with synIDattr() or similar?

When I have hlsearch on and my cursor is somewhere in a highlighted search match, is it possible to detect the search highlight hl-Search with synIDattr() or a similar function? As far as I can tell ...
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1answer
27 views

How to ensure nvim uses my custom syntax files rather than the ones bundled with it?

I've been editing my syntax files, placing my versions in ~/.vim/syntax/. For ~/.vim/syntax/php.vim that's worked, but for ~/.vim/syntax/html.vim for some reason it's being overridden by /usr/share/...
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57 views

Adding Additional Syntax Highlight to nvim; cannot get .config/nvim/after/syntax to load .vim file

I'm trying to add additional syntax highlighting to a plugin I'm using for syntax highlighting. I've tried adding the additional syntax file fstrings.vim to the ~/.config/nvim/after/syntax folder but ...
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1answer
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Wrong syntax coloring for multiline comment in Haskell file

As shown in the following screencast, when I open this Haskell file (extension hs), a long multi-line comment is not recognized appropriately. Based a previous question of mine I've verified that :...
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1answer
57 views

highlighting is for no obvious reason

I have a large script and I have extracted a few lines into two files, why1.ksh and why2.ksh, to show highlighting issue I am seeing that I can't explain. Here are the two lines of why1.ksh: ...
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27 views

How to configure SpaceVim to highlight .jenkinsfile

For vanilla this will work, however, SpaceVim seems is harder for me to configure and tweak. Can .vimrc and ~/.SpaceVim.d/init.toml live in harmony?
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Shell syntax, how to patch bad highlight groups

The neovim syntax for shell scripts doesn't check if keywords like echo, done, exit etc.. are surrounded by blank spaces or if they're part of a bigger Word. This results in the following bad ...
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2answers
83 views

Is it possible to override the filetype of a text file based on the first line?

I have some specifically formatted text files that I'd like to detect when I start vim. When I load these files now, the filetype is automatically set to text. I only want to override that if the ...
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1answer
30 views

Help writing simple syntax file for line specific matches

I would appreciate some help writing a simple syntax file. I have files with the following header: Job Number: 20030003 Date: October 28, 2020 Time: 01:36:00 Vessel: Enterprise Client: Shell ...
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What exactly do patch 8.2.1693 and patch 8.2.1703 do to syntax highlighting?

It is fairly well known that syntax highlighting in vim breaks when one changes colorschemes frequently. This is due to peculiarities of hi def/hi clear. Recently, the following changes were made: ...
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sass folding syntax

i have foldmethod=indent on a .sass file. it auto-folds most blocks fine, except for #id selectors, which it folds into the block above it. for example: :root // folds 3 lines below --base-bg: #...

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