forked from aniani/vim
de216732d4
Problem: Error when setting 'filetype' in help file again. Solution: Deal with text property type already existing. (closes #10409)
28 lines
777 B
VimL
28 lines
777 B
VimL
vim9script
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# Extra functionality for displaying Vim help .
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# Called when editing the doc/syntax.txt file
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export def HighlightGroups()
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var buf: number = bufnr('%')
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var lnum: number = search('\*highlight-groups\*', 'cn')
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while getline(lnum) !~ '===' && lnum < line('$')
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var word: string = getline(lnum)->matchstr('^\w\+\ze\t')
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if word->hlexists()
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var name = 'help-hl-' .. word
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if prop_type_list({bufnr: buf})->match(name) == -1
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prop_type_add('help-hl-' .. word, {
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bufnr: buf,
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highlight: word,
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combine: false,
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})
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else
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# was called before, delete existing properties
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prop_remove({type: name, bufnr: buf})
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endif
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prop_add(lnum, 1, {length: word->strlen(), type: 'help-hl-' .. word})
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endif
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++lnum
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endwhile
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enddef
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