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" Vim syntax file
" Language: Rust Documentation (Markdown)
" Maintainer: Esteban Kuber <esteban@kuber.com.ar>
" Remark: Uses HTML and Rust syntax files.
" Based off plasticboy's Markdown Vim Mode:
" https://github.com/plasticboy/vim-markdown.
" TODO: Handle stuff contained within stuff (e.g. headings within blockquotes)
" Read the HTML syntax to start with
if version < 600
so <sfile>:p:h/html.vim
else
runtime! syntax/html.vim
if exists('b:current_syntax')
unlet b:current_syntax
endif
endif
if version < 600
syntax clear
elseif exists("b:current_syntax")
finish
endif
" don't use standard HiLink, it will not work with included syntax files
if version < 508
command! -nargs=+ HtmlHiLink hi link <args>
else
command! -nargs=+ HtmlHiLink hi def link <args>
endif
syn spell toplevel
syn case ignore
syn sync linebreaks=1
let s:conceal = ''
let s:concealends = ''
if has('conceal') && get(g:, 'vim_markdown_conceal', 1)
let s:conceal = ' conceal'
let s:concealends = ' concealends'
endif
" additions to HTML groups
if get(g:, 'vim_markdown_emphasis_multiline', 1)
let s:oneline = ''
else
let s:oneline = ' oneline'
endif
execute 'syn region htmlItalic start="\%(^\|\s\)\zs\*\ze[^\\\*\t ]\%(\%([^*]\|\\\*\|\n\)*[^\\\*\t ]\)\?\*\_W" end="[^\\\*\t ]\zs\*\ze\_W" keepend' . s:oneline
execute 'syn region htmlItalic start="\%(^\|\s\)\zs_\ze[^\\_\t ]" end="[^\\_\t ]\zs_\ze\_W" keepend' . s:oneline
execute 'syn region htmlBold start="\%(^\|\s\)\*\*\ze\S" end="\S\zs\*\*" keepend' . s:oneline
execute 'syn region htmlBold start="\%(^\|\s\)\zs__\ze\S" end="\S\zs__" keepend' . s:oneline
execute 'syn region htmlBoldItalic start="\%(^\|\s\)\zs\*\*\*\ze\S" end="\S\zs\*\*\*" keepend' . s:oneline
execute 'syn region htmlBoldItalic start="\%(^\|\s\)\zs___\ze\S" end="\S\zs___" keepend' . s:oneline
" [link](URL) | [link][id] | [link][] | 
syn region mkdFootnotes matchgroup=mkdDelimiter start="\[^" end="\]"
execute 'syn region mkdID matchgroup=mkdDelimiter start="\[" end="\]" contained oneline' . s:conceal
execute 'syn region mkdURL matchgroup=mkdDelimiter start="(" end=")" contained oneline' . s:conceal
execute 'syn region mkdLink matchgroup=mkdDelimiter start="\\\@<!!\?\[" end="\n\{-,1}[^]]\{-}\zs\]\ze[[(]" contains=@mkdNonListItem,@Spell nextgroup=mkdURL,mkdID skipwhite oneline' . s:concealends
" Autolink without angle brackets.
" mkd inline links: protocol optional user:pass@ sub/domain .com, .co.uk, etc optional port path/querystring/hash fragment
" ------------ _____________________ ----------------------------- _________________________ ----------------- __
syn match mkdInlineURL /https\?:\/\/\(\w\+\(:\w\+\)\?@\)\?\([A-Za-z0-9][-_0-9A-Za-z]*\.\)\{1,}\(\w\{2,}\.\?\)\{1,}\(:[0-9]\{1,5}\)\?\S*/
" Autolink with parenthesis.
syn region mkdInlineURL matchgroup=mkdDelimiter start="(\(https\?:\/\/\(\w\+\(:\w\+\)\?@\)\?\([A-Za-z0-9][-_0-9A-Za-z]*\.\)\{1,}\(\w\{2,}\.\?\)\{1,}\(:[0-9]\{1,5}\)\?\S*)\)\@=" end=")"
" Autolink with angle brackets.
syn region mkdInlineURL matchgroup=mkdDelimiter start="\\\@<!<\ze[a-z][a-z0-9,.-]\{1,22}:\/\/[^> ]*>" end=">"
" Link definitions: [id]: URL (Optional Title)
syn region mkdLinkDef matchgroup=mkdDelimiter start="^ \{,3}\zs\[" end="]:" oneline nextgroup=mkdLinkDefTarget skipwhite
syn region mkdLinkDefTarget start="<\?\zs\S" excludenl end="\ze[>[:space:]\n]" contained nextgroup=mkdLinkTitle,mkdLinkDef skipwhite skipnl oneline
syn region mkdLinkTitle matchgroup=mkdDelimiter start=+"+ end=+"+ contained
syn region mkdLinkTitle matchgroup=mkdDelimiter start=+'+ end=+'+ contained
syn region mkdLinkTitle matchgroup=mkdDelimiter start=+(+ end=+)+ contained
"HTML headings
syn region htmlH1 start="^\s*#" end="$" contains=@Spell
syn region htmlH2 start="^\s*##" end="$" contains=@Spell
syn region htmlH3 start="^\s*###" end="$" contains=@Spell
syn region htmlH4 start="^\s*####" end="$" contains=@Spell
syn region htmlH5 start="^\s*#####" end="$" contains=@Spell
syn region htmlH6 start="^\s*######" end="$" contains=@Spell
syn match htmlH1 /^.\+\n=\+$/ contains=@Spell
syn match htmlH2 /^.\+\n-\+$/ contains=@Spell
"define Markdown groups
syn match mkdLineBreak / \+$/
syn region mkdBlockquote start=/^\s*>/ end=/$/ contains=mkdLineBreak,@Spell
syn region mkdCode start=/\(\([^\\]\|^\)\\\)\@<!`/ end=/\(\([^\\]\|^\)\\\)\@<!`/
syn region mkdCode start=/\s*``[^`]*/ end=/[^`]*``\s*/
syn region mkdCode start=/^\s*\z(`\{3,}\)[^`]*$/ end=/^\s*\z1`*\s*$/
syn region mkdCode start=/\s*\~\~[^\~]*/ end=/[^\~]*\~\~\s*/
syn region mkdCode start=/^\s*\z(\~\{3,}\)\s*[0-9A-Za-z_+-]*\s*$/ end=/^\s*\z1\~*\s*$/
syn region mkdCode start="<pre[^>]*\\\@<!>" end="</pre>"
syn region mkdCode start="<code[^>]*\\\@<!>" end="</code>"
syn region mkdFootnote start="\[^" end="\]"
syn match mkdCode /^\s*\n\(\(\s\{8,}[^ ]\|\t\t\+[^\t]\).*\n\)\+/
syn match mkdCode /\%^\(\(\s\{4,}[^ ]\|\t\+[^\t]\).*\n\)\+/
syn match mkdCode /^\s*\n\(\(\s\{4,}[^ ]\|\t\+[^\t]\).*\n\)\+/ contained
syn match mkdListItem /^\s*\%([-*+]\|\d\+\.\)\s\+/ contained
syn region mkdListItemLine start="^\s*\%([-*+]\|\d\+\.\)\s\+" end="$" oneline contains=@mkdNonListItem,mkdListItem,@Spell
syn region mkdNonListItemBlock start="\(\%^\(\s*\([-*+]\|\d\+\.\)\s\+\)\@!\|\n\(\_^\_$\|\s\{4,}[^ ]\|\t+[^\t]\)\@!\)" end="^\(\s*\([-*+]\|\d\+\.\)\s\+\)\@=" contains=@mkdNonListItem,@Spell
syn match mkdRule /^\s*\*\s\{0,1}\*\s\{0,1}\*$/
syn match mkdRule /^\s*-\s\{0,1}-\s\{0,1}-$/
syn match mkdRule /^\s*_\s\{0,1}_\s\{0,1}_$/
syn match mkdRule /^\s*-\{3,}$/
syn match mkdRule /^\s*\*\{3,5}$/
" YAML frontmatter
if get(g:, 'vim_markdown_frontmatter', 0)
syn include @yamlTop syntax/yaml.vim
syn region Comment matchgroup=mkdDelimiter start="\%^---$" end="^---$" contains=@yamlTop keepend
unlet! b:current_syntax
endif
if get(g:, 'vim_markdown_toml_frontmatter', 0)
try
syn include @tomlTop syntax/toml.vim
syn region Comment matchgroup=mkdDelimiter start="\%^+++$" end="^+++$" transparent contains=@tomlTop keepend
unlet! b:current_syntax
catch /E484/
syn region Comment matchgroup=mkdDelimiter start="\%^+++$" end="^+++$"
endtry
endif
if get(g:, 'vim_markdown_json_frontmatter', 0)
try
syn include @jsonTop syntax/json.vim
syn region Comment matchgroup=mkdDelimiter start="\%^{$" end="^}$" contains=@jsonTop keepend
unlet! b:current_syntax
catch /E484/
syn region Comment matchgroup=mkdDelimiter start="\%^{$" end="^}$"
endtry
endif
if get(g:, 'vim_markdown_math', 0)
syn include @tex syntax/tex.vim
syn region mkdMath start="\\\@<!\$" end="\$" contains=@tex keepend
syn region mkdMath start="\\\@<!\$\$" end="\$\$" contains=@tex keepend
endif
syn include @rust syntax/rust.vim
syn region mkdRust start="\`\`\`$" end="\`\`\`$" contains=@rust keepend
syn region mkdRust start="\`\`\`rust" end="\`\`\`$" contains=@rust keepend
syn region mkdRust start="\`\`\`no_run" end="\`\`\`$" contains=@rust keepend
syn cluster mkdNonListItem contains=@htmlTop,htmlItalic,htmlBold,htmlBoldItalic,mkdFootnotes,mkdInlineURL,mkdLink,mkdLinkDef,mkdLineBreak,mkdBlockquote,mkdCode,mkdRule,htmlH1,htmlH2,htmlH3,htmlH4,htmlH5,htmlH6,mkdMath,mkdRust
"highlighting for Markdown groups
HtmlHiLink mkdString String
HtmlHiLink mkdCode String
HtmlHiLink mkdCodeStart String
HtmlHiLink mkdCodeEnd String
HtmlHiLink mkdFootnote Comment
HtmlHiLink mkdBlockquote Comment
HtmlHiLink mkdListItem Identifier
HtmlHiLink mkdRule Identifier
HtmlHiLink mkdLineBreak Visual
HtmlHiLink mkdFootnotes htmlLink
HtmlHiLink mkdLink htmlLink
HtmlHiLink mkdURL htmlString
HtmlHiLink mkdInlineURL htmlLink
HtmlHiLink mkdID Identifier
HtmlHiLink mkdLinkDef mkdID
HtmlHiLink mkdLinkDefTarget mkdURL
HtmlHiLink mkdLinkTitle htmlString
HtmlHiLink mkdDelimiter Delimiter
let b:current_syntax = "mkd"
delcommand HtmlHiLink
" vim: ts=2
|
