From e6509c2651b3c844f6e8050ee5706666529a88ba Mon Sep 17 00:00:00 2001
From: Julian Prein <druckdev@protonmail.com>
Date: Thu, 8 Jun 2023 17:18:00 +0200
Subject: [PATCH] vim: Create dict for special chars in languages

This way it is more easily extendable.

This also gives the possibility to modify it in ftplugins. I thought
about removing 'de' from the dictionary in the tex.vim ftplugin to
encourage using `\"a` and alike.
---
 .config/vim/vimrc.d/50-aesthetics.vim | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/.config/vim/vimrc.d/50-aesthetics.vim b/.config/vim/vimrc.d/50-aesthetics.vim
index 2ed5499..4c7d7be 100644
--- a/.config/vim/vimrc.d/50-aesthetics.vim
+++ b/.config/vim/vimrc.d/50-aesthetics.vim
@@ -51,6 +51,11 @@ augroup HighlightTrailingWhitespace
 	au VimEnter,WinNew * call matchadd("TrailingWhitespace", '\s\+\%#\@<!$')
 augroup END
 
+let g:spl_special_chars = {
+	\ 'de': 'äöüßÄÖÜ',
+	\ 'fr': 'àâæçèéêëîïôœùûüÿÀÂÆÇÈÉÊËÎÏÔŒÙÛÜŸ',
+\ }
+
 " Highlight non-ASCII characters in the red used by my color scheme "OneDark"
 highlight NonASCIIChars ctermfg=white guifg=white ctermbg=204 guibg=#e06c75
 " Do not highlight special characters that are valid in the respective spelllang
@@ -60,12 +65,11 @@ function! HighlightNonASCIIChars()
 	endif
 
 	let l:ignore_chars = '\d0-\d127'
-	if (&spelllang =~ '\v(^|,)de($|,)')
-		let l:ignore_chars ..= 'äöüßÄÖÜ'
-	endif
-	if (&spelllang =~ '\v(^|,)fr($|,)')
-		let l:ignore_chars ..= 'àâæçèéêëîïôœùûüÿÀÂÆÇÈÉÊËÎÏÔŒÙÛÜŸ'
-	endif
+	for l:spl in keys(g:spl_special_chars)
+		if (&spelllang =~ '\v(^|,)' . l:spl . '($|,)')
+			let l:ignore_chars ..= g:spl_special_chars[l:spl]
+		endif
+	endfor
 
 	if exists('w:ignore_non_ascii_chars')
 		let l:ignore_chars ..= w:ignore_non_ascii_chars