Vimers can adapt https://vim.fandom.com/wiki/Different_syntax_highlighting_within_regions_of_a_file https://vim.fandom.com/wiki/Different_syntax_highlighting_wi

Vimers can adapt https://vim.fandom.com/wiki/Different_syntax_highlighting_within_regions_of_a_file https://vim.fandom.com/wiki/Different_syntax_highlighting_wi... for a similar thing (but you have to wrap a string into some regular syntax).