diff --git a/runtime/autoload/typst.vim b/runtime/autoload/typst.vim index 55edd23928..baf765a30b 100644 --- a/runtime/autoload/typst.vim +++ b/runtime/autoload/typst.vim @@ -1,6 +1,6 @@ " Language: Typst " Maintainer: Gregory Anders -" Last Change: 2024-07-14 +" Last Change: 2024 Oct 21 " Based on: https://github.com/kaarmu/typst.vim function! typst#indentexpr() abort @@ -31,6 +31,31 @@ function! typst#indentexpr() abort return l:ind endfunction +function typst#foldexpr() + let line = getline(v:lnum) + + " Whenever the user wants to fold nested headers under the parent + let nested = get(g:, "typst_foldnested", 1) + + " Regular headers + let depth = match(line, '\(^=\+\)\@<=\( .*$\)\@=') + + " Do not fold nested regular headers + if depth > 1 && !nested + let depth = 1 + endif + + if depth > 0 + " check syntax, it should be typstMarkupHeading + let syncode = synstack(v:lnum, 1) + if len(syncode) > 0 && synIDattr(syncode[0], 'name') ==# 'typstMarkupHeading' + return ">" . depth + endif + endif + + return "=" +endfunction + " Gets the previous non-blank line that is not a comment. function! s:get_prev_nonblank(lnum) abort let l:lnum = prevnonblank(a:lnum) diff --git a/runtime/doc/filetype.txt b/runtime/doc/filetype.txt index a577b0c5fb..a0f2abbb44 100644 --- a/runtime/doc/filetype.txt +++ b/runtime/doc/filetype.txt @@ -1039,6 +1039,19 @@ TYPST *ft-typst-plugin* *g:typst_conceal* When |TRUE| the Typst filetype plugin will set the 'conceallevel' option to 2. + *g:typst_folding* +When |TRUE| the Typst filetype plugin will fold headings. (default: |FALSE|) + +To enable: > + let g:typst_folding = 1 +< + *g:typst_foldnested* +When |TRUE| the Typst filetype plugin will fold nested heading under their parents +(default: |TRUE|) + +To disable: > + let g:typst_foldnested = 0 +< VIM *ft-vim-plugin* The Vim filetype plugin defines mappings to move to the start and end of diff --git a/runtime/ftplugin/typst.vim b/runtime/ftplugin/typst.vim index 895fc688d9..3841e427f3 100644 --- a/runtime/ftplugin/typst.vim +++ b/runtime/ftplugin/typst.vim @@ -1,7 +1,7 @@ " Vim filetype plugin file " Language: Typst " Maintainer: Gregory Anders -" Last Change: 2024 Oct 04 +" Last Change: 2024 Oct 21 " Based on: https://github.com/kaarmu/typst.vim if exists('b:did_ftplugin') @@ -21,6 +21,12 @@ if get(g:, 'typst_conceal', 0) let b:undo_ftplugin .= ' cole<' endif +if has("folding") && get(g:, 'typst_folding', 0) + setlocal foldexpr=typst#foldexpr() + setlocal foldmethod=expr + let b:undo_ftplugin .= "|setl foldexpr< foldmethod<" +endif + if !exists('current_compiler') compiler typst let b:undo_ftplugin ..= "| compiler make"