Fix performance issue with markdown highlighting

README.md

@@ -119,7 +119,7 @@ If you need full functionality of any plugin, please use it directly with your p
 - [log](https://github.com/MTDL9/vim-log-highlighting) (syntax)
 - [lua](https://github.com/tbastos/vim-lua) (syntax, indent)
 - [mako](https://github.com/sophacles/vim-bundle-mako) (syntax, indent, ftplugin)
-- [markdown](https://github.com/gabrielelana/vim-markdown) (syntax, autoload, ftplugin)
+- [markdown](https://github.com/plasticboy/vim-markdown) (syntax, indent, ftplugin)
 - [mathematica](https://github.com/voldikss/vim-mma) (syntax, ftplugin)
 - [mdx](https://github.com/jxnblk/vim-mdx-js) (syntax)
 - [meson](https://github.com/mesonbuild/meson) (syntax, indent, ftplugin)

after/ftplugin/typescriptreact.vim

@@ -1,5 +1,5 @@
 if !exists('g:polyglot_disabled') || !(index(g:polyglot_disabled, 'typescript') != -1 || index(g:polyglot_disabled, 'typescript') != -1 || index(g:polyglot_disabled, 'jsx') != -1)
 
-source <sfile>:h/typescript.vim
+source <sfile>:h/tsx.vim
 
 endif

after/indent/typescriptreact.vim

@@ -1,5 +1,5 @@
 if !exists('g:polyglot_disabled') || !(index(g:polyglot_disabled, 'typescript') != -1 || index(g:polyglot_disabled, 'typescript') != -1 || index(g:polyglot_disabled, 'jsx') != -1)
 
-source <sfile>:h/typescript.vim
+source <sfile>:h/tsx.vim
 
 endif

after/syntax/javascript/graphql.vim

@@ -1,5 +1,28 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
 
+" Copyright (c) 2016-2019 Jon Parise <jon@indelible.org>
+"
+" Permission is hereby granted, free of charge, to any person obtaining a copy
+" of this software and associated documentation files (the "Software"), to
+" deal in the Software without restriction, including without limitation the
+" rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+" sell copies of the Software, and to permit persons to whom the Software is
+" furnished to do so, subject to the following conditions:
+"
+" The above copyright notice and this permission notice shall be included in
+" all copies or substantial portions of the Software.
+"
+" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+" IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+" FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+" AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+" LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+" FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+" IN THE SOFTWARE.
+"
+" Language: GraphQL
+" Maintainer: Jon Parise <jon@indelible.org>
+
 if exists('b:current_syntax')
   let s:current_syntax = b:current_syntax
   unlet b:current_syntax
@@ -11,17 +34,31 @@ endif
 
 let s:tags = '\%(' . join(graphql#javascript_tags(), '\|') . '\)'
 
-exec 'syntax region graphqlTemplateString start=+' . s:tags . '\@20<=`+ skip=+\\`+ end=+`+ contains=@GraphQLSyntax,jsTemplateExpression,jsSpecial extend'
-exec 'syntax match graphqlTaggedTemplate +' . s:tags . '\ze`+ nextgroup=graphqlTemplateString'
+if graphql#has_syntax_group('jsTemplateExpression')
+  " pangloss/vim-javascript
+  exec 'syntax region graphqlTemplateString start=+' . s:tags . '\@20<=`+ skip=+\\\\\|\\`+ end=+`+ contains=@GraphQLSyntax,jsTemplateExpression,jsSpecial extend'
+  exec 'syntax match graphqlTaggedTemplate +' . s:tags . '\ze`+ nextgroup=graphqlTemplateString'
+  syntax region graphqlTemplateExpression start=+${+ end=+}+ contained contains=jsTemplateExpression containedin=graphqlFold keepend
 
-" Support expression interpolation ((${...})) inside template strings.
-syntax region graphqlTemplateExpression start=+${+ end=+}+ contained contains=jsTemplateExpression containedin=graphqlFold keepend
+  hi def link graphqlTemplateString jsTemplateString
+  hi def link graphqlTaggedTemplate jsTaggedTemplate
+  hi def link graphqlTemplateExpression jsTemplateExpression
 
-hi def link graphqlTemplateString jsTemplateString
-hi def link graphqlTaggedTemplate jsTaggedTemplate
-hi def link graphqlTemplateExpression jsTemplateExpression
+  syn cluster jsExpression add=graphqlTaggedTemplate
+  syn cluster graphqlTaggedTemplate add=graphqlTemplateString
+elseif graphql#has_syntax_group('javaScriptStringT')
+  " runtime/syntax/javascript.vim
+  exec 'syntax region graphqlTemplateString start=+' . s:tags . '\@20<=`+ skip=+\\\\\|\\`+ end=+`+ contains=@GraphQLSyntax,javaScriptSpecial,javaScriptEmbed,@htmlPreproc extend'
+  exec 'syntax match graphqlTaggedTemplate +' . s:tags . '\ze`+ nextgroup=graphqlTemplateString'
+  syntax region graphqlTemplateExpression start=+${+ end=+}+ contained contains=@javaScriptEmbededExpr containedin=graphqlFold keepend
 
-syn cluster jsExpression add=graphqlTaggedTemplate
-syn cluster graphqlTaggedTemplate add=graphqlTemplateString
+  hi def link graphqlTemplateString javaScriptStringT
+  hi def link graphqlTaggedTemplate javaScriptEmbed
+  hi def link graphqlTemplateExpression javaScriptEmbed
+
+  syn cluster htmlJavaScript add=graphqlTaggedTemplate
+  syn cluster javaScriptEmbededExpr add=graphqlTaggedTemplate
+  syn cluster graphqlTaggedTemplate add=graphqlTemplateString
+endif
 
 endif

after/syntax/javascriptreact/graphql.vim

@@ -0,0 +1,5 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
+
+runtime! after/syntax/javascript/graphql.vim
+
+endif

after/syntax/jsx_pretty.vim

@@ -72,7 +72,7 @@ syntax region jsxExpressionBlock
       \ end=+}+
       \ contained
       \ extend
-      \ contains=@jsExpression,jsSpreadExpression,@javascriptExpression,javascriptSpreadOp,@javaScriptEmbededExpr,@typescriptExpression,typescriptObjectSpread
+      \ contains=@jsExpression,jsSpreadExpression,@javascriptExpression,javascriptSpreadOp,@javaScriptEmbededExpr,@typescriptExpression,typescriptObjectSpread,jsComment,@javascriptComments,javaScriptLineComment,javaScriptComment,typescriptLineComment,typescriptComment
 
 " <foo.bar>
 "     ~

after/syntax/tsx.vim

@@ -1,28 +1,63 @@
-if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
+if !exists('g:polyglot_disabled') || !(index(g:polyglot_disabled, 'typescript') != -1 || index(g:polyglot_disabled, 'typescript') != -1 || index(g:polyglot_disabled, 'jsx') != -1)
+
+"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+" Vim syntax file
+"
+" Language: javascript.jsx
+" Maintainer: MaxMellon <maxmellon1994@gmail.com>
+" Depends:  leafgarland/typescript-vim
+"
+"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
+
+if get(g:, 'vim_jsx_pretty_disable_tsx', 0)
+  finish
+endif
+
+let s:jsx_cpo = &cpo
+set cpo&vim
+
+syntax case match
 
-" GraphQL Support 
 if exists('b:current_syntax')
   let s:current_syntax = b:current_syntax
   unlet b:current_syntax
 endif
-syn include @GraphQLSyntax syntax/graphql.vim
+
 if exists('s:current_syntax')
   let b:current_syntax = s:current_syntax
 endif
 
-let s:tags = '\%(' . join(graphql#javascript_tags(), '\|') . '\)'
+" refine the typescript line comment
+syntax region typescriptLineComment start=+//+ end=/$/ contains=@Spell,typescriptCommentTodo,typescriptRef extend keepend
 
-exec 'syntax region graphqlTemplateString start=+' . s:tags . '\@20<=`+ skip=+\\`+ end=+`+ contains=@GraphQLSyntax,typescriptTemplateSubstitution extend'
-exec 'syntax match graphqlTaggedTemplate +' . s:tags . '\ze`+ nextgroup=graphqlTemplateString'
+for syntax_name in ['tsxRegion', 'tsxFragment']
+  if hlexists(syntax_name)
+    exe 'syntax clear ' . syntax_name
+  endif
+endfor
 
-" Support expression interpolation ((${...})) inside template strings.
-syntax region graphqlTemplateExpression start=+${+ end=+}+ contained contains=typescriptTemplateSubstitution containedin=graphqlFold keepend
+if !hlexists('typescriptTypeCast')
+  " add a typescriptBlock group for typescript
+  syntax region typescriptBlock
+        \ matchgroup=typescriptBraces
+        \ start="{"
+        \ end="}"
+        \ contained
+        \ extend
+        \ contains=@typescriptExpression,typescriptBlock
+        \ fold
+  hi def link typescriptTypeBrackets typescriptOpSymbols
+endif
 
-hi def link graphqlTemplateString typescriptTemplate
-hi def link graphqlTemplateExpression typescriptTemplateSubstitution
+runtime syntax/jsx_pretty.vim
+syntax cluster typescriptExpression add=jsxRegion,typescriptParens
+" Fix type casting ambiguity with JSX syntax
+syntax match typescriptTypeBrackets +[<>]+ contained
+syntax match typescriptTypeCast +<\([_$A-Za-z0-9]\+\)>\%(\s*\%([_$A-Za-z0-9]\+\s*;\?\|(\)\%(\_[^<]*</\1>\)\@!\)\@=+ contains=typescriptTypeBrackets,@typescriptType,typescriptType nextgroup=@typescriptExpression
 
-syn cluster typescriptExpression add=graphqlTaggedTemplate
-syn cluster graphqlTaggedTemplate add=graphqlTemplateString
+let b:current_syntax = 'typescript.tsx'
 
+let &cpo = s:jsx_cpo
+unlet s:jsx_cpo
 
 endif

after/syntax/typescript.vim

@@ -1,60 +0,0 @@
-if !exists('g:polyglot_disabled') || !(index(g:polyglot_disabled, 'typescript') != -1 || index(g:polyglot_disabled, 'typescript') != -1 || index(g:polyglot_disabled, 'jsx') != -1)
-
-"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
-" Vim syntax file
-"
-" Language: javascript.jsx
-" Maintainer: MaxMellon <maxmellon1994@gmail.com>
-" Depends:  leafgarland/typescript-vim
-"
-"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
-
-if get(g:, 'vim_jsx_pretty_disable_tsx', 0)
-  finish
-endif
-
-let s:jsx_cpo = &cpo
-set cpo&vim
-
-syntax case match
-
-if exists('b:current_syntax')
-  let s:current_syntax = b:current_syntax
-  unlet b:current_syntax
-endif
-
-if exists('s:current_syntax')
-  let b:current_syntax = s:current_syntax
-endif
-
-" refine the typescript line comment
-syntax region typescriptLineComment start=+//+ end=/$/ contains=@Spell,typescriptCommentTodo,typescriptRef extend keepend
-
-for syntax_name in ['tsxRegion', 'tsxFragment']
-  if hlexists(syntax_name)
-    exe 'syntax clear ' . syntax_name
-  endif
-endfor
-
-if !hlexists('typescriptTypeCast')
-  " add a typescriptBlock group for typescript
-  syntax region typescriptBlock
-        \ matchgroup=typescriptBraces
-        \ start="{"
-        \ end="}"
-        \ contained
-        \ extend
-        \ contains=@typescriptExpression,typescriptBlock
-        \ fold
-endif
-
-syntax cluster typescriptExpression add=jsxRegion,typescriptParens
-
-runtime syntax/jsx_pretty.vim
-
-let b:current_syntax = 'typescript.tsx'
-
-let &cpo = s:jsx_cpo
-unlet s:jsx_cpo
-
-endif

after/syntax/typescript/graphql.vim

@@ -1,5 +1,28 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
 
+" Copyright (c) 2016-2019 Jon Parise <jon@indelible.org>
+"
+" Permission is hereby granted, free of charge, to any person obtaining a copy
+" of this software and associated documentation files (the "Software"), to
+" deal in the Software without restriction, including without limitation the
+" rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+" sell copies of the Software, and to permit persons to whom the Software is
+" furnished to do so, subject to the following conditions:
+"
+" The above copyright notice and this permission notice shall be included in
+" all copies or substantial portions of the Software.
+"
+" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+" IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+" FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+" AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+" LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+" FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+" IN THE SOFTWARE.
+"
+" Language: GraphQL
+" Maintainer: Jon Parise <jon@indelible.org>
+
 if exists('b:current_syntax')
   let s:current_syntax = b:current_syntax
   unlet b:current_syntax

after/syntax/typescriptreact.vim

@@ -1,5 +1,5 @@
 if !exists('g:polyglot_disabled') || !(index(g:polyglot_disabled, 'typescript') != -1 || index(g:polyglot_disabled, 'typescript') != -1 || index(g:polyglot_disabled, 'jsx') != -1)
 
-source <sfile>:h/typescript.vim
+source <sfile>:h/tsx.vim
 
 endif

after/syntax/typescriptreact/graphql.vim

@@ -0,0 +1,5 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
+
+runtime! after/syntax/typescript/graphql.vim
+
+endif

after/syntax/vue/graphql.vim

@@ -0,0 +1,5 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
+
+runtime! after/syntax/javascript/graphql.vim
+
+endif

autoload/csv.vim

@@ -122,7 +122,7 @@ fu! csv#Init(start, end, ...) "{{{3
     " Enable vartabs for tab delimited files
     if b:delimiter=="\t" && has("vartabs")&& !exists("b:csv_fixed_width_cols")
         if get(b:, 'col_width', []) ==# []
-            call csv#CalculateColumnWidth(line('$'))
+            call csv#CalculateColumnWidth(line('$'), 1)
         endif
         let &l:vts=join(b:col_width, ',')
         let g:csv_no_conceal=1
@@ -636,7 +636,7 @@ fu! csv#ArrangeCol(first, last, bang, limit, ...) range "{{{3
     endif
     let cur=winsaveview()
     " Force recalculation of Column width
-    let row = exists("a:1") ? a:1 : ''
+    let row = exists("a:1") ? a:1 : line('$')
     if a:bang || !empty(row)
         if a:bang && exists("b:col_width")
           " Unarrange, so that if csv_arrange_align has changed
@@ -670,7 +670,7 @@ fu! csv#ArrangeCol(first, last, bang, limit, ...) range "{{{3
     endif
 
     if !exists("b:col_width")
-        call csv#CalculateColumnWidth(row)
+        call csv#CalculateColumnWidth(row, 1)
     endif
 
     " abort on empty file

autoload/go/config.vim

@@ -84,7 +84,18 @@ function! go#config#StatuslineDuration() abort
 endfunction
 
 function! go#config#SnippetEngine() abort
-  return get(g:, 'go_snippet_engine', 'automatic')
+  let l:engine = get(g:, 'go_snippet_engine', 'automatic')
+  if l:engine is? "automatic"
+    if get(g:, 'did_plugin_ultisnips') is 1
+      let l:engine = 'ultisnips'
+    elseif get(g:, 'loaded_neosnippet') is 1
+      let l:engine = 'neosnippet'
+    elseif get(g:, 'loaded_minisnip') is 1
+      let l:engine = 'minisnip'
+    endif
+  endif
+
+  return l:engine
 endfunction
 
 function! go#config#PlayBrowserCommand() abort
@@ -516,6 +527,10 @@ function! go#config#GoplsFuzzyMatching() abort
   return get(g:, 'go_gopls_fuzzy_matching', 1)
 endfunction
 
+function! go#config#GoplsStaticCheck() abort
+  return get(g:, 'go_gopls_staticcheck', 0)
+endfunction
+
 function! go#config#GoplsUsePlaceholders() abort
   return get(g:, 'go_gopls_use_placeholders', 0)
 endfunction
@@ -524,6 +539,10 @@ function! go#config#GoplsEnabled() abort
   return get(g:, 'go_gopls_enabled', 1)
 endfunction
 
+function! go#config#DiagnosticsEnabled() abort
+  return get(g:, 'go_diagnostics_enabled', 0)
+endfunction
+
 " Set the default value. A value of "1" is a shortcut for this, for
 " compatibility reasons.
 if exists("g:go_gorename_prefill") && g:go_gorename_prefill == 1

autoload/graphql.vim

@@ -1,13 +1,36 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
 
-" Vim plugin
+" Copyright (c) 2016-2019 Jon Parise <jon@indelible.org>
+"
+" Permission is hereby granted, free of charge, to any person obtaining a copy
+" of this software and associated documentation files (the "Software"), to
+" deal in the Software without restriction, including without limitation the
+" rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+" sell copies of the Software, and to permit persons to whom the Software is
+" furnished to do so, subject to the following conditions:
+"
+" The above copyright notice and this permission notice shall be included in
+" all copies or substantial portions of the Software.
+"
+" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+" IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+" FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+" AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+" LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+" FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+" IN THE SOFTWARE.
+"
 " Language: GraphQL
 " Maintainer: Jon Parise <jon@indelible.org>
 
-if exists('g:autoloaded_graphql')
-  finish
-endif
-let g:autoloaded_graphql = 1
+function! graphql#has_syntax_group(group) abort
+  try
+    silent execute 'silent highlight ' . a:group
+  catch
+    return v:false
+  endtry
+  return v:true
+endfunction
 
 function! graphql#javascript_tags() abort
   return get(g:, 'graphql_javascript_tags', ['gql', 'graphql', 'Relay.QL'])

autoload/markdown.vim

@@ -1,532 +0,0 @@
-if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'markdown') == -1
-
-
-" {{{ FOLDING
-
-function! markdown#FoldLevelOfLine(lnum)
-  let currentline = getline(a:lnum)
-  let nextline = getline(a:lnum + 1)
-
-  " an empty line is not going to change the indentation level
-  if match(currentline, '^\s*$') >= 0
-    return '='
-  endif
-
-  " folding lists
-  if s:SyntaxGroupOfLineIs(a:lnum, '^markdownListItem')
-    if s:SyntaxGroupOfLineIs(a:lnum - 1, '^markdownListItem')
-      return 'a1'
-    endif
-    if s:SyntaxGroupOfLineIs(a:lnum + 1, '^markdownListItem')
-      return 's1'
-    endif
-    return '='
-  endif
-
-  " we are not going to fold things inside list items, too hairy
-  let is_inside_a_list_item = s:SyntaxGroupOfLineIs(a:lnum, '^markdownListItem')
-  if is_inside_a_list_item
-    return '='
-  endif
-
-  " folding atx headers
-  if match(currentline, '^#\{1,6}\s') >= 0
-    let header_level = strlen(substitute(currentline, '^\(#\{1,6}\).*', '\1', ''))
-    return '>' . header_level
-  endif
-
-  " folding fenced code blocks
-  let next_line_syntax_group = synIDattr(synID(a:lnum + 1, 1, 1), 'name')
-  if match(currentline, '^\s*```') >= 0
-    if next_line_syntax_group ==# 'markdownFencedCodeBlock'
-      return 'a1'
-    endif
-    return 's1'
-  endif
-
-  " folding code blocks
-  let current_line_syntax_group = synIDattr(synID(a:lnum, 1, 1), 'name')
-  let prev_line_syntax_group = synIDattr(synID(a:lnum - 1, 1, 1), 'name')
-  if match(currentline, '^\s\{4,}') >= 0
-    if current_line_syntax_group ==# 'markdownCodeBlock'
-      if prev_line_syntax_group !=# 'markdownCodeBlock'
-        return 'a1'
-      endif
-      if next_line_syntax_group !=# 'markdownCodeBlock'
-        return 's1'
-      endif
-    endif
-    return '='
-  endif
-
-  " folding setex headers
-  if (match(currentline, '^.*$') >= 0)
-    if (match(nextline, '^=\+$') >= 0)
-      return '>1'
-    endif
-    if (match(nextline, '^-\+$') >= 0)
-      return '>2'
-    endif
-  endif
-
-  return '='
-endfunction
-
-function! s:SyntaxGroupOfLineIs(lnum, pattern)
-  let stack = synstack(a:lnum, a:cnum)
-  if len(stack) > 0
-    return synIDattr(stack[0], 'name') =~# a:pattern
-  endif
-  return 0
-endfunction
-
-" }}}
-
-" {{{ EDIT
-
-function! markdown#EditBlock() range abort
-  if exists('b:markdown_temporary_buffer') && b:markdown_temporary_buffer
-    echo 'Sorry, you cannot edit a code block inside a temporary buffer'
-    return
-  endif
-  " Github fenced code blocks like ```ruby
-  let code_block = s:LocateFencedCodeBlock(a:firstline,
-    \ '^\s*`\{3,}\(\w\+\)\%(\s.*$\|$\)',
-    \ '^\s*`\{3,}\s*$'
-    \ )
-  if code_block['from'] == 0 || code_block['to'] == 0
-    " Github fenced code blocks with metadata like ```{ruby, <WHATEVER>}
-    let code_block = s:LocateFencedCodeBlock(a:firstline,
-      \ '^\s*`\{3,}{\(\w\+\),[^}]\+}\%(\s.*$\|$\)',
-      \ '^\s*`\{3,}\s*$'
-      \ )
-  endif
-  if code_block['from'] == 0 || code_block['to'] == 0
-    " Github fenced code blocks alternate style like ~~~ruby
-    let code_block = s:LocateFencedCodeBlock(a:firstline,
-      \ '^\s*\~\{3,}\(\w\+\)\%(\s.*$\|$\)',
-      \ '^\s*\~\{3,}\s*$'
-      \ )
-  endif
-  if code_block['from'] == 0 || code_block['to'] == 0
-    " Liquid fenced code blocks {% highlight ruby %}
-    " (since we support some liquid/jekyll tags, why not?)
-    let code_block = s:LocateFencedCodeBlock(a:firstline,
-      \ '^\s*{%\s*highlight\s\+\(\w\+\)\s*%}\%(\s.*$\|$\)',
-      \ '^\s*{%\s*endhighlight\s*%}\%(\s.*$\|$\)'
-      \ )
-  endif
-  if code_block['from'] == 0 || code_block['to'] == 0
-    let code_block = s:LocateRangeBlock(a:firstline, a:lastline)
-  endif
-  if code_block['from'] == 0 || code_block['to'] == 0
-    echo 'Sorry, I did not find any suitable code block to edit or create'
-    return
-  endif
-
-  let code_block['file_extension'] = '.' . code_block['language']
-  if has_key(s:known_file_extensions, code_block['language'])
-    let code_block['file_extension'] = s:known_file_extensions[code_block['language']]
-  endif
-  let code_block['file_path'] = tempname() . code_block['file_extension']
-  let code_block['content'] = getline(code_block['from'], code_block['to'])
-  let code_block['content'] = s:UnindentBlock(code_block['content'], code_block['indentation'])
-
-  call writefile(code_block['content'], code_block['file_path'])
-  augroup MarkdownReplaceEditedBlock
-    autocmd BufEnter <buffer> call s:ReplaceEditedBlock()
-  augroup END
-
-  let b:code_block = code_block
-  execute 'split ' . code_block['file_path']
-  let b:markdown_temporary_buffer = 1
-  autocmd BufLeave <buffer> wq
-endfunction
-
-function! s:ReplaceEditedBlock()
-  augroup MarkdownReplaceEditedBlock
-    autocmd!
-  augroup END
-  augroup! MarkdownReplaceEditedBlock
-
-  if b:code_block['to'] - b:code_block['from'] >= 0
-    execute b:code_block['from'] . ',' b:code_block['to'] . ' delete _'
-  endif
-  let content = readfile(b:code_block['file_path'])
-  let content = s:IndentBlock(l:content, b:code_block['indentation'])
-  let content = s:SurroundWithFencedCodeBlock(l:content, b:code_block)
-  call append(b:code_block['from']-1, content)
-  call setpos('.', b:code_block['back_to_position'])
-
-  execute 'silent bwipeout! ' . b:code_block['file_path']
-  call delete(b:code_block['file_path'])
-  unlet! b:code_block
-endfunction
-
-function! s:UnindentBlock(content, indentation)
-  return map(a:content, 'substitute(v:val, ''^' . a:indentation . ''', '''', ''g'')')
-endfunction
-
-function! s:IndentBlock(content, indentation)
-  return map(a:content, 'substitute(v:val, ''^'', ''' . a:indentation . ''', ''g'')')
-endfunction
-
-function! s:SurroundWithFencedCodeBlock(code, editing)
-  if !a:editing['surround'] | return a:code | endif
-  if a:editing['language'] =~# 'markdown' | return a:code | endif
-  let before =
-    \ (a:editing['make_room_before'] ? [''] : []) +
-    \ [a:editing['indentation'] . '```' . a:editing['language']]
-  let after =
-    \ [a:editing['indentation'] . '```'] +
-    \ (a:editing['make_room_after'] ? [''] : [])
-  return l:before + a:code + l:after
-endfunction
-
-function! s:LocateRangeBlock(from, to)
-  " TODO: extract initialize_code_block
-  let code_block = {'from': 0, 'to': 0, 'language': 'txt', 'indentation': '', 'surround': 0}
-  if a:to >= a:from
-    let code_block['from'] = a:from
-    let code_block['to'] = a:to
-    let code_block['back_to_position'] = getpos('.')
-    let code_block['language'] = 'markdown'
-
-    if a:from == a:to && getline(a:from) =~ '^\s*$'
-      let code_block['surround'] = 1
-      let code_block['make_room_before'] = getline(a:from - 1) !~ '^\s*$'
-      let code_block['make_room_after'] = getline(a:to + 1) !~ '^\s*$'
-      let code_block['language'] = input('filetype? (default: markdown) ', '', 'filetype')
-      if code_block['language'] =~ '^\s*$'
-        let code_block['language'] = 'markdown'
-      endif
-    endif
-  endif
-  return code_block
-endfunction
-
-function! s:LocateFencedCodeBlock(starting_from, upper_delimiter, lower_delimiter)
-  " TODO: extract initialize_code_block
-  let code_block = {'from': 0, 'to': 0, 'language': 'txt', 'indentation': '', 'surround': 0}
-  let initial_position = getpos('.')
-  let search_position = copy(initial_position)
-  let search_position[1] = a:starting_from
-  let search_position[2] = 0
-  cal setpos('.', search_position)
-
-  let start_code_block_backward = search(a:upper_delimiter, 'cbnW')
-  let end_code_block_backward = search(a:lower_delimiter, 'cbnW')
-  let end_code_block_forward = search(a:lower_delimiter, 'cnW')
-
-  let found_code_block =
-        \ start_code_block_backward > 0 &&
-        \ end_code_block_forward > 0
-  let between_two_code_blocks =
-        \ start_code_block_backward < end_code_block_backward &&
-        \ end_code_block_backward <= a:starting_from
-  let starting_inside_code_block =
-        \ found_code_block &&
-        \ !between_two_code_blocks &&
-        \ start_code_block_backward <= a:starting_from &&
-        \ end_code_block_forward >= a:starting_from
-
-  if starting_inside_code_block
-    let code_block['language'] = s:ExtractLanguage(start_code_block_backward, a:upper_delimiter)
-    let code_block['indentation'] = s:ExtractIndentation(start_code_block_backward)
-    let code_block['back_to_position'] = initial_position
-    let code_block['back_to_position'][1] = start_code_block_backward
-    let code_block['back_to_position'][2] = 0
-    let code_block['from'] = start_code_block_backward + 1
-    let code_block['to'] = end_code_block_forward - 1
-  endif
-  return code_block
-endfunction
-
-function! s:ExtractLanguage(start_at, upper_delimiter)
-  return substitute(getline(a:start_at), a:upper_delimiter, '\1', '')
-endfunction
-
-function! s:ExtractIndentation(start_at)
-  return substitute(getline(a:start_at), '\(^\s*\).\+$', '\1', '')
-endfunction
-
-let s:known_file_extensions = {
-  \ 'abap': '.abap',
-  \ 'antlr': '.g4',
-  \ 'asp': '.asp',
-  \ 'ats': '.dats',
-  \ 'actionscript': '.as',
-  \ 'ada': '.adb',
-  \ 'agda': '.agda',
-  \ 'apacheconf': '.apacheconf',
-  \ 'apex': '.cls',
-  \ 'applescript': '.applescript',
-  \ 'arc': '.arc',
-  \ 'arduino': '.ino',
-  \ 'asciidoc': '.asciidoc',
-  \ 'assembly': '.asm',
-  \ 'augeas': '.aug',
-  \ 'autohotkey': '.ahk',
-  \ 'autoit': '.au3',
-  \ 'awk': '.awk',
-  \ 'batchfile': '.bat',
-  \ 'befunge': '.befunge',
-  \ 'blitzbasic': '.bb',
-  \ 'blitzmax': '.bmx',
-  \ 'bluespec': '.bsv',
-  \ 'boo': '.boo',
-  \ 'brainfuck': '.b',
-  \ 'brightscript': '.brs',
-  \ 'bro': '.bro',
-  \ 'c': '.c',
-  \ 'c++': '.cpp',
-  \ 'cpp': '.cpp',
-  \ 'clips': '.clp',
-  \ 'cmake': '.cmake',
-  \ 'cobol': '.cob',
-  \ 'css': '.css',
-  \ 'ceylon': '.ceylon',
-  \ 'chuck': '.ck',
-  \ 'cirru': '.cirru',
-  \ 'clean': '.icl',
-  \ 'clojure': '.clj',
-  \ 'coffeescript': '.coffee',
-  \ 'coldfusion': '.cfm',
-  \ 'coq': '.coq',
-  \ 'creole': '.creole',
-  \ 'crystal': '.cr',
-  \ 'cucumber': '.feature',
-  \ 'cuda': '.cu',
-  \ 'cython': '.pyx',
-  \ 'd': '.d',
-  \ 'dm': '.dm',
-  \ 'dot': '.dot',
-  \ 'dart': '.dart',
-  \ 'diff': '.diff',
-  \ 'dylan': '.dylan',
-  \ 'ecl': '.ecl',
-  \ 'eiffel': '.e',
-  \ 'elixir': '.ex',
-  \ 'elm': '.elm',
-  \ 'erlang': '.erl',
-  \ 'flux': '.fx',
-  \ 'fortran': '.f90',
-  \ 'factor': '.factor',
-  \ 'fancy': '.fy',
-  \ 'fantom': '.fan',
-  \ 'forth': '.fth',
-  \ 'gas': '.s',
-  \ 'glsl': '.glsl',
-  \ 'genshi': '.kid',
-  \ 'glyph': '.glf',
-  \ 'go': '.go',
-  \ 'gosu': '.gs',
-  \ 'groff': '.man',
-  \ 'groovy': '.groovy',
-  \ 'html': '.html',
-  \ 'http': '.http',
-  \ 'haml': '.haml',
-  \ 'handlebars': '.handlebars',
-  \ 'harbour': '.hb',
-  \ 'haskell': '.hs',
-  \ 'haxe': '.hx',
-  \ 'hy': '.hy',
-  \ 'idl': '.pro',
-  \ 'ini': '.ini',
-  \ 'idris': '.idr',
-  \ 'io': '.io',
-  \ 'ioke': '.ik',
-  \ 'j': '.ijs',
-  \ 'json': '.json',
-  \ 'json5': '.json5',
-  \ 'jsonld': '.jsonld',
-  \ 'jade': '.jade',
-  \ 'java': '.java',
-  \ 'javascript': '.js',
-  \ 'julia': '.jl',
-  \ 'krl': '.krl',
-  \ 'kotlin': '.kt',
-  \ 'lfe': '.lfe',
-  \ 'llvm': '.ll',
-  \ 'lasso': '.lasso',
-  \ 'less': '.less',
-  \ 'lilypond': '.ly',
-  \ 'livescript': '.ls',
-  \ 'logos': '.xm',
-  \ 'logtalk': '.lgt',
-  \ 'lua': '.lua',
-  \ 'm': '.mumps',
-  \ 'makefile': '.mak',
-  \ 'mako': '.mako',
-  \ 'markdown': '.md',
-  \ 'mask': '.mask',
-  \ 'matlab': '.matlab',
-  \ 'max': '.maxpat',
-  \ 'mediawiki': '.mediawiki',
-  \ 'mirah': '.druby',
-  \ 'monkey': '.monkey',
-  \ 'moocode': '.moo',
-  \ 'moonscript': '.moon',
-  \ 'myghty': '.myt',
-  \ 'nsis': '.nsi',
-  \ 'nemerle': '.n',
-  \ 'netlogo': '.nlogo',
-  \ 'nginx': '.nginxconf',
-  \ 'nimrod': '.nim',
-  \ 'nu': '.nu',
-  \ 'numpy': '.numpy',
-  \ 'ocaml': '.ml',
-  \ 'objdump': '.objdump',
-  \ 'omgrofl': '.omgrofl',
-  \ 'opa': '.opa',
-  \ 'opencl': '.cl',
-  \ 'org': '.org',
-  \ 'oxygene': '.oxygene',
-  \ 'pawn': '.pwn',
-  \ 'php': '.php',
-  \ 'parrot': '.parrot',
-  \ 'pascal': '.pas',
-  \ 'perl': '.pl',
-  \ 'perl6': '.p6',
-  \ 'pike': '.pike',
-  \ 'pod': '.pod',
-  \ 'pogoscript': '.pogo',
-  \ 'postscript': '.ps',
-  \ 'powershell': '.ps1',
-  \ 'processing': '.pde',
-  \ 'prolog': '.prolog',
-  \ 'puppet': '.pp',
-  \ 'python': '.py',
-  \ 'qml': '.qml',
-  \ 'r': '.r',
-  \ 'rdoc': '.rdoc',
-  \ 'realbasic': '.rbbas',
-  \ 'rhtml': '.rhtml',
-  \ 'rmarkdown': '.rmd',
-  \ 'racket': '.rkt',
-  \ 'rebol': '.rebol',
-  \ 'redcode': '.cw',
-  \ 'robotframework': '.robot',
-  \ 'rouge': '.rg',
-  \ 'ruby': '.rb',
-  \ 'rust': '.rs',
-  \ 'scss': '.scss',
-  \ 'sql': '.sql',
-  \ 'sage': '.sage',
-  \ 'sass': '.sass',
-  \ 'scala': '.scala',
-  \ 'scaml': '.scaml',
-  \ 'scheme': '.scm',
-  \ 'scilab': '.sci',
-  \ 'self': '.self',
-  \ 'shell': '.sh',
-  \ 'shen': '.shen',
-  \ 'slash': '.sl',
-  \ 'smalltalk': '.st',
-  \ 'smarty': '.tpl',
-  \ 'squirrel': '.nut',
-  \ 'stylus': '.styl',
-  \ 'supercollider': '.scd',
-  \ 'toml': '.toml',
-  \ 'txl': '.txl',
-  \ 'tcl': '.tcl',
-  \ 'tcsh': '.tcsh',
-  \ 'tex': '.tex',
-  \ 'tea': '.tea',
-  \ 'textile': '.textile',
-  \ 'turing': '.t',
-  \ 'twig': '.twig',
-  \ 'typescript': '.ts',
-  \ 'unrealscript': '.uc',
-  \ 'vhdl': '.vhdl',
-  \ 'vala': '.vala',
-  \ 'verilog': '.v',
-  \ 'viml': '.vim',
-  \ 'volt': '.volt',
-  \ 'xc': '.xc',
-  \ 'xml': '.xml',
-  \ 'xproc': '.xpl',
-  \ 'xquery': '.xquery',
-  \ 'xs': '.xs',
-  \ 'xslt': '.xslt',
-  \ 'xtend': '.xtend',
-  \ 'yaml': '.yml',
-  \ 'ec': '.ec',
-  \ 'edn': '.edn',
-  \ 'fish': '.fish',
-  \ 'mupad': '.mu',
-  \ 'nesc': '.nc',
-  \ 'ooc': '.ooc',
-  \ 'restructuredtext': '.rst',
-  \ 'wisp': '.wisp',
-  \ 'xbase': '.prg',
-\ }
-
-" }}}
-
-" {{{ FORMAT
-function! markdown#FormatTable()
-  let p = '^\s*|\s.*\s|\s*$'
-  if exists(':Tabularize') && getline('.') =~# '^\s*|' && (getline(line('.')-1) =~# p || getline(line('.')+1) =~# p)
-    let column = strlen(substitute(getline('.')[0:col('.')],'[^|]','','g'))
-    let position = strlen(matchstr(getline('.')[0:col('.')],'.*|\s*\zs.*'))
-    let separator_line_number = search('^\s*|\s*-\{3,}', 'cbnW')
-
-    call s:ShrinkTableHeaderSeparator(separator_line_number)
-    Tabularize/|/l1
-    call s:ExpandTableHeaderSeparator(separator_line_number)
-    normal! 0
-
-    call search(repeat('[^|]*|',column).'\s\{-\}'.repeat('.',position),'ce',line('.'))
-  endif
-endfunction
-
-function! s:ShrinkTableHeaderSeparator(separator_line_number)
-  if a:separator_line_number > 0
-    let separator_line = getline(a:separator_line_number)
-    let separator_line = substitute(separator_line, '-\+', '---', 'g')
-    call setline(a:separator_line_number, separator_line)
-  endif
-endfunction
-
-function! s:ExpandTableHeaderSeparator(separator_line_number)
-  if a:separator_line_number > 0
-    let separator_line = getline(a:separator_line_number)
-    let separator_line = substitute(
-      \ separator_line,
-      \ '|\([^|]*\)',
-      \ '\="| " . repeat("-", strlen(submatch(1)) - 2) . " "',
-      \ 'g')
-    let separator_line = substitute(separator_line, '\s*$', '', '')
-    call setline(a:separator_line_number, separator_line)
-  endif
-endfunction
-" }}}
-
-" {{{ SWITCH STATUS
-function! markdown#SwitchStatus()
-  let current_line = getline('.')
-  if match(current_line, '^\s*[*\-+] \[ \]') >= 0
-    call setline('.', substitute(current_line, '^\(\s*[*\-+]\) \[ \]', '\1 [x]', ''))
-    return
-  endif
-  if match(current_line, '^\s*[*\-+] \[x\]') >= 0
-    call setline('.', substitute(current_line, '^\(\s*[*\-+]\) \[x\]', '\1', ''))
-    return
-  endif
-  if match(current_line, '^\s*[*\-+] \(\[[x ]\]\)\@!') >= 0
-    call setline('.', substitute(current_line, '^\(\s*[*\-+]\)', '\1 [ ]', ''))
-    return
-  endif
-  if match(current_line, '^\s*#\{1,5}\s') >= 0
-    call setline('.', substitute(current_line, '^\(\s*#\{1,5}\) \(.*$\)', '\1# \2', ''))
-    return
-  endif
-  if match(current_line, '^\s*#\{6}\s') >= 0
-    call setline('.', substitute(current_line, '^\(\s*\)#\{6} \(.*$\)', '\1# \2', ''))
-    return
-  endif
-endfunction
-" }}}
-
-endif

build

@@ -233,7 +233,7 @@ PACKS="
   log:MTDL9/vim-log-highlighting
   lua:tbastos/vim-lua
   mako:sophacles/vim-bundle-mako
-  markdown:gabrielelana/vim-markdown
+  markdown:plasticboy/vim-markdown:_NOAFTER
   mathematica:voldikss/vim-mma
   mdx:jxnblk/vim-mdx-js
   meson:mesonbuild/meson:_ALL:/data/syntax-highlighting/vim/

ftdetect/polyglot.vim

@@ -519,6 +519,29 @@ endif
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
   augroup filetypedetect
   " graphql, from graphql.vim in jparise/vim-graphql:_ALL
+" Copyright (c) 2016-2019 Jon Parise <jon@indelible.org>
+"
+" Permission is hereby granted, free of charge, to any person obtaining a copy
+" of this software and associated documentation files (the "Software"), to
+" deal in the Software without restriction, including without limitation the
+" rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+" sell copies of the Software, and to permit persons to whom the Software is
+" furnished to do so, subject to the following conditions:
+"
+" The above copyright notice and this permission notice shall be included in
+" all copies or substantial portions of the Software.
+"
+" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+" IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+" FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+" AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+" LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+" FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+" IN THE SOFTWARE.
+"
+" Language: GraphQL
+" Maintainer: Jon Parise <jon@indelible.org>
+
 " vint: -ProhibitAutocmdWithNoGroup
 au BufRead,BufNewFile *.graphql,*.graphqls,*.gql setfiletype graphql
   augroup end
@@ -793,8 +816,15 @@ endif
 
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'markdown') == -1
   augroup filetypedetect
-  " markdown, from markdown.vim in gabrielelana/vim-markdown
-au BufRead,BufNewFile *.{md,mdown,mkd,mkdn,markdown,mdwn} set filetype=markdown
+  " markdown, from markdown.vim in plasticboy/vim-markdown:_NOAFTER
+if !has('patch-7.4.480')
+    " Before this patch, vim used modula2 for .md.
+    au! filetypedetect BufRead,BufNewFile *.md
+endif
+
+" markdown filetype file
+au BufRead,BufNewFile *.{md,mdown,mkd,mkdn,markdown,mdwn} setfiletype markdown
+au BufRead,BufNewFile *.{md,mdown,mkd,mkdn,markdown,mdwn}.{des3,des,bf,bfa,aes,idea,cast,rc2,rc4,rc5,desx} setfiletype markdown
   augroup end
 endif
 

ftplugin/dhall.vim

@@ -32,6 +32,20 @@ if exists('g:dhall_strip_whitespace')
     endif
 endif
 
+function! DhallFormat()
+    let cursor = getpos('.')
+    exec 'silent %!dhall format'
+    call setpos('.', cursor)
+endfunction
+
+if exists('g:dhall_format')
+    if g:dhall_format == 1
+        augroup dhall
+            au BufWritePre *.dhall call DhallFormat()
+        augroup END
+    endif
+endif
+
 augroup dhall
     au BufNewFile,BufRead *.dhall setl shiftwidth=2
 augroup END

ftplugin/graphql.vim

@@ -1,6 +1,25 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
 
-" Vim filetype plugin
+" Copyright (c) 2016-2019 Jon Parise <jon@indelible.org>
+"
+" Permission is hereby granted, free of charge, to any person obtaining a copy
+" of this software and associated documentation files (the "Software"), to
+" deal in the Software without restriction, including without limitation the
+" rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+" sell copies of the Software, and to permit persons to whom the Software is
+" furnished to do so, subject to the following conditions:
+"
+" The above copyright notice and this permission notice shall be included in
+" all copies or substantial portions of the Software.
+"
+" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+" IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+" FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+" AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+" LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+" FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+" IN THE SOFTWARE.
+"
 " Language: GraphQL
 " Maintainer: Jon Parise <jon@indelible.org>
 

ftplugin/markdown.vim

@@ -1,202 +1,795 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'markdown') == -1
 
-if exists('b:did_ftplugin') | finish | endif
+"TODO print messages when on visual mode. I only see VISUAL, not the messages.
 
-" {{{ CONFIGURATION
+" Function interface phylosophy:
+"
+" - functions take arbitrary line numbers as parameters.
+"    Current cursor line is only a suitable default parameter.
+"
+" - only functions that bind directly to user actions:
+"
+"    - print error messages.
+"       All intermediate functions limit themselves return `0` to indicate an error.
+"
+"    - move the cursor. All other functions do not move the cursor.
+"
+" This is how you should view headers for the header mappings:
+"
+"   |BUFFER
+"   |
+"   |Outside any header
+"   |
+" a-+# a
+"   |
+"   |Inside a
+"   |
+" a-+
+" b-+## b
+"   |
+"   |inside b
+"   |
+" b-+
+" c-+### c
+"   |
+"   |Inside c
+"   |
+" c-+
+" d-|# d
+"   |
+"   |Inside d
+"   |
+" d-+
+" e-|e
+"   |====
+"   |
+"   |Inside e
+"   |
+" e-+
 
-if !exists('g:markdown_flavor')
-  let g:markdown_flavor = 'github'
-endif
+" For each level, contains the regexp that matches at that level only.
+"
+let s:levelRegexpDict = {
+    \ 1: '\v^(#[^#]@=|.+\n\=+$)',
+    \ 2: '\v^(##[^#]@=|.+\n-+$)',
+    \ 3: '\v^###[^#]@=',
+    \ 4: '\v^####[^#]@=',
+    \ 5: '\v^#####[^#]@=',
+    \ 6: '\v^######[^#]@='
+\ }
 
-if !exists('g:markdown_enable_folding')
-  let g:markdown_enable_folding = 0
-endif
+" Maches any header level of any type.
+"
+" This could be deduced from `s:levelRegexpDict`, but it is more
+" efficient to have a single regexp for this.
+"
+let s:headersRegexp = '\v^(#|.+\n(\=+|-+)$)'
 
-if !exists('g:markdown_enable_mappings')
-  " make it compatible with previous configuration value
-  if exists('g:markdown_include_default_mappings')
-    let g:markdown_enable_mappings = g:markdown_include_default_mappings
-  else
-    let g:markdown_enable_mappings = 1
-  endif
-endif
-
-if !exists('g:markdown_enable_insert_mode_mappings')
-  " make it compatible with previous configuration value
-  if exists('g:markdown_include_insert_mode_default_mappings')
-    let g:markdown_enable_insert_mode_mappings = g:markdown_include_insert_mode_default_mappings
-  else
-    let g:markdown_enable_insert_mode_mappings = 1
-  endif
-endif
-
-if !exists('g:markdown_enable_insert_mode_leader_mappings')
-    let g:markdown_enable_insert_mode_leader_mappings = 0
-endif
-
-if !exists('g:markdown_drop_empty_blockquotes')
-    let g:markdown_drop_empty_blockquotes = 0
-endif
-
-if !exists('g:markdown_mapping_switch_status')
-  let g:markdown_mapping_switch_status = '<space>'
-endif
-
-if !exists('g:markdown_enable_spell_checking')
-  let g:markdown_enable_spell_checking = 1
-endif
-
-if !exists('g:markdown_enable_input_abbreviations')
-  let g:markdown_enable_input_abbreviations = 1
-endif
-
-" }}}
-
-
-" {{{ OPTIONS
-
-setlocal textwidth=0
-setlocal ts=2 sw=2 expandtab smarttab
-setlocal comments=b:*,b:-,b:+,n:>,se:``` commentstring=>\ %s
-setlocal formatoptions=tron
-setlocal formatlistpat=^\\s*\\d\\+\\.\\s\\+\\\\|^\\s*[+-\\*]\\s\\+
-setlocal nolisp
-setlocal autoindent
-
-" Enable spelling and completion based on dictionary words
-if &spelllang !~# '^\s*$' && g:markdown_enable_spell_checking
-  setlocal spell
-endif
-
-" Custom dictionary for emoji
-execute 'setlocal dictionary+=' . shellescape(expand('<sfile>:p:h:h')) . '/dict/emoticons.dict'
-setlocal iskeyword+=:,+,-
-setlocal complete+=k
-
-if g:markdown_enable_input_abbreviations
-  " Replace common ascii emoticons with supported emoji
-  iabbrev <buffer> :-) :smile:
-  iabbrev <buffer> :-D :laughing:
-  iabbrev <buffer> :-( :disappointed:
-
-  " Replace common punctuation
-  iabbrev <buffer> ... …
-  iabbrev <buffer> << «
-  iabbrev <buffer> >> »
-endif
-
-" Folding
-if g:markdown_enable_folding
-  setlocal foldmethod=expr
-  setlocal foldexpr=markdown#FoldLevelOfLine(v:lnum)
-endif
-
-" }}}
-
-
-" {{{ FUNCTIONS
-
-function! s:JumpToHeader(forward, visual)
-  let cnt = v:count1
-  let save = @/
-  let pattern = '\v^#{1,6}.*$|^.+\n%(\-+|\=+)$'
-  if a:visual
-    normal! gv
-  endif
-  if a:forward
-    let motion = '/' . pattern
-  else
-    let motion = '?' . pattern
-  endif
-  while cnt > 0
-	  silent! execute motion
-	  let cnt = cnt - 1
-  endwhile
-  call histdel('/', -1)
-  let @/ = save
-endfunction
-
-function! s:Indent(indent)
-  if getline('.') =~ '\v^\s*%([-*+]|\d\.)\s*$'
-    if a:indent
-      normal >>
+" Returns the line number of the first header before `line`, called the
+" current header.
+"
+" If there is no current header, return `0`.
+"
+" @param a:1 The line to look the header of. Default value: `getpos('.')`.
+"
+function! s:GetHeaderLineNum(...)
+    if a:0 == 0
+        let l:l = line('.')
     else
-      normal <<
+        let l:l = a:1
     endif
-    call setline('.', substitute(getline('.'), '\([-*+]\|\d\.\)\s*$', '\1 ', ''))
-    normal $
-  elseif getline('.') =~ '\v^\s*(\s?\>)+\s*$'
-    if a:indent
-      call setline('.', substitute(getline('.'), '>\s*$', '>> ', ''))
+    while(l:l > 0)
+        if join(getline(l:l, l:l + 1), "\n") =~ s:headersRegexp
+            return l:l
+        endif
+        let l:l -= 1
+    endwhile
+    return 0
+endfunction
+
+" -  if inside a header goes to it.
+"    Return its line number.
+"
+" -  if on top level outside any headers,
+"    print a warning
+"    Return `0`.
+"
+function! s:MoveToCurHeader()
+    let l:lineNum = s:GetHeaderLineNum()
+    if l:lineNum != 0
+        call cursor(l:lineNum, 1)
     else
-      call setline('.', substitute(getline('.'), '\s*>\s*$', ' ', ''))
-      call setline('.', substitute(getline('.'), '^\s\+$', '', ''))
+        echo 'outside any header'
+        "normal! gg
     endif
-    normal $
-  endif
+    return l:lineNum
 endfunction
 
-function! s:IsAnEmptyListItem()
-  return getline('.') =~ '\v^\s*%([-*+]|\d\.)\s*$'
+" Move cursor to next header of any level.
+"
+" If there are no more headers, print a warning.
+"
+function! s:MoveToNextHeader()
+    if search(s:headersRegexp, 'W') == 0
+        "normal! G
+        echo 'no next header'
+    endif
 endfunction
 
-function! s:IsAnEmptyQuote()
-  return getline('.') =~ '\v^\s*(\s?\>)+\s*$'
-endfunction
-
-" }}}
-
-
-" {{{ MAPPINGS
-
-" Commands
-command! -nargs=0 -range MarkdownEditBlock :<line1>,<line2>call markdown#EditBlock()
-
-if g:markdown_enable_mappings
-  " Jumping around
-  noremap <silent> <buffer> <script> ]] :<C-u>call <SID>JumpToHeader(1, 0)<CR>
-  noremap <silent> <buffer> <script> [[ :<C-u>call <SID>JumpToHeader(0, 0)<CR>
-  vnoremap <silent> <buffer> <script> ]] :<C-u>call <SID>JumpToHeader(1, 1)<CR>
-  vnoremap <silent> <buffer> <script> [[ :<C-u>call <SID>JumpToHeader(0, 1)<CR>
-  noremap <silent> <buffer> <script> ][ <nop>
-  noremap <silent> <buffer> <script> [] <nop>
-
-  if g:markdown_enable_insert_mode_mappings
-    " Indenting things
-    inoremap <silent> <buffer> <script> <expr> <Tab>
-      \ <SID>IsAnEmptyListItem() \|\| <SID>IsAnEmptyQuote() ? '<C-O>:call <SID>Indent(1)<CR>' : '<Tab>'
-    inoremap <silent> <buffer> <script> <expr> <S-Tab>
-      \ <SID>IsAnEmptyListItem() \|\| <SID>IsAnEmptyQuote() ? '<C-O>:call <SID>Indent(0)<CR>' : '<Tab>'
-
-    if g:markdown_drop_empty_blockquotes
-      " Remove empty quote and list items when press <CR>
-      inoremap <silent> <buffer> <script> <expr> <CR> <SID>IsAnEmptyQuote() \|\| <SID>IsAnEmptyListItem() ? '<C-O>:normal 0D<CR>' : '<CR>'
+" Move cursor to previous header (before current) of any level.
+"
+" If it does not exist, print a warning.
+"
+function! s:MoveToPreviousHeader()
+    let l:curHeaderLineNumber = s:GetHeaderLineNum()
+    let l:noPreviousHeader = 0
+    if l:curHeaderLineNumber <= 1
+        let l:noPreviousHeader = 1
     else
-      " Remove only empty list items when press <CR>
-      inoremap <silent> <buffer> <script> <expr> <CR> <SID>IsAnEmptyListItem() ? '<C-O>:normal 0D<CR>' : '<CR>'
+        let l:previousHeaderLineNumber = s:GetHeaderLineNum(l:curHeaderLineNumber - 1)
+        if l:previousHeaderLineNumber == 0
+            let l:noPreviousHeader = 1
+        else
+            call cursor(l:previousHeaderLineNumber, 1)
+        endif
+    endif
+    if l:noPreviousHeader
+        echo 'no previous header'
+    endif
+endfunction
+
+" - if line is inside a header, return the header level (h1 -> 1, h2 -> 2, etc.).
+"
+" - if line is at top level outside any headers, return `0`.
+"
+function! s:GetHeaderLevel(...)
+    if a:0 == 0
+        let l:line = line('.')
+    else
+        let l:line = a:1
+    endif
+    let l:linenum = s:GetHeaderLineNum(l:line)
+    if l:linenum != 0
+        return s:GetLevelOfHeaderAtLine(l:linenum)
+    else
+        return 0
+    endif
+endfunction
+
+" Returns the level of the header at the given line.
+"
+" If there is no header at the given line, returns `0`.
+"
+function! s:GetLevelOfHeaderAtLine(linenum)
+    let l:lines = join(getline(a:linenum, a:linenum + 1), "\n")
+    for l:key in keys(s:levelRegexpDict)
+        if l:lines =~ get(s:levelRegexpDict, l:key)
+            return l:key
+        endif
+    endfor
+    return 0
+endfunction
+
+" Move cursor to parent header of the current header.
+"
+" If it does not exit, print a warning and do nothing.
+"
+function! s:MoveToParentHeader()
+    let l:linenum = s:GetParentHeaderLineNumber()
+    if l:linenum != 0
+        call cursor(l:linenum, 1)
+    else
+        echo 'no parent header'
+    endif
+endfunction
+
+" Return the line number of the parent header of line `line`.
+"
+" If it has no parent, return `0`.
+"
+function! s:GetParentHeaderLineNumber(...)
+    if a:0 == 0
+        let l:line = line('.')
+    else
+        let l:line = a:1
+    endif
+    let l:level = s:GetHeaderLevel(l:line)
+    if l:level > 1
+        let l:linenum = s:GetPreviousHeaderLineNumberAtLevel(l:level - 1, l:line)
+        return l:linenum
+    endif
+    return 0
+endfunction
+
+" Return the line number of the previous header of given level.
+" in relation to line `a:1`. If not given, `a:1 = getline()`
+"
+" `a:1` line is included, and this may return the current header.
+"
+" If none return 0.
+"
+function! s:GetNextHeaderLineNumberAtLevel(level, ...)
+    if a:0 < 1
+        let l:line = line('.')
+    else
+        let l:line = a:1
+    endif
+    let l:l = l:line
+    while(l:l <= line('$'))
+        if join(getline(l:l, l:l + 1), "\n") =~ get(s:levelRegexpDict, a:level)
+            return l:l
+        endif
+        let l:l += 1
+    endwhile
+    return 0
+endfunction
+
+" Return the line number of the previous header of given level.
+" in relation to line `a:1`. If not given, `a:1 = getline()`
+"
+" `a:1` line is included, and this may return the current header.
+"
+" If none return 0.
+"
+function! s:GetPreviousHeaderLineNumberAtLevel(level, ...)
+    if a:0 == 0
+        let l:line = line('.')
+    else
+        let l:line = a:1
+    endif
+    let l:l = l:line
+    while(l:l > 0)
+        if join(getline(l:l, l:l + 1), "\n") =~ get(s:levelRegexpDict, a:level)
+            return l:l
+        endif
+        let l:l -= 1
+    endwhile
+    return 0
+endfunction
+
+" Move cursor to next sibling header.
+"
+" If there is no next siblings, print a warning and don't move.
+"
+function! s:MoveToNextSiblingHeader()
+    let l:curHeaderLineNumber = s:GetHeaderLineNum()
+    let l:curHeaderLevel = s:GetLevelOfHeaderAtLine(l:curHeaderLineNumber)
+    let l:curHeaderParentLineNumber = s:GetParentHeaderLineNumber()
+    let l:nextHeaderSameLevelLineNumber = s:GetNextHeaderLineNumberAtLevel(l:curHeaderLevel, l:curHeaderLineNumber + 1)
+    let l:noNextSibling = 0
+    if l:nextHeaderSameLevelLineNumber == 0
+        let l:noNextSibling = 1
+    else
+        let l:nextHeaderSameLevelParentLineNumber = s:GetParentHeaderLineNumber(l:nextHeaderSameLevelLineNumber)
+        if l:curHeaderParentLineNumber == l:nextHeaderSameLevelParentLineNumber
+            call cursor(l:nextHeaderSameLevelLineNumber, 1)
+        else
+            let l:noNextSibling = 1
+        endif
+    endif
+    if l:noNextSibling
+        echo 'no next sibling header'
+    endif
+endfunction
+
+" Move cursor to previous sibling header.
+"
+" If there is no previous siblings, print a warning and do nothing.
+"
+function! s:MoveToPreviousSiblingHeader()
+    let l:curHeaderLineNumber = s:GetHeaderLineNum()
+    let l:curHeaderLevel = s:GetLevelOfHeaderAtLine(l:curHeaderLineNumber)
+    let l:curHeaderParentLineNumber = s:GetParentHeaderLineNumber()
+    let l:previousHeaderSameLevelLineNumber = s:GetPreviousHeaderLineNumberAtLevel(l:curHeaderLevel, l:curHeaderLineNumber - 1)
+    let l:noPreviousSibling = 0
+    if l:previousHeaderSameLevelLineNumber == 0
+        let l:noPreviousSibling = 1
+    else
+        let l:previousHeaderSameLevelParentLineNumber = s:GetParentHeaderLineNumber(l:previousHeaderSameLevelLineNumber)
+        if l:curHeaderParentLineNumber == l:previousHeaderSameLevelParentLineNumber
+            call cursor(l:previousHeaderSameLevelLineNumber, 1)
+        else
+            let l:noPreviousSibling = 1
+        endif
+    endif
+    if l:noPreviousSibling
+        echo 'no previous sibling header'
+    endif
+endfunction
+
+function! s:Toc(...)
+    if a:0 > 0
+        let l:window_type = a:1
+    else
+        let l:window_type = 'vertical'
     endif
 
-    " Format tables
-    inoremap <silent> <buffer> <Bar> <Bar><Esc>:call markdown#FormatTable()<CR>a
-  endif
 
-  " Switch status of things
-  execute 'nnoremap <silent> <buffer> ' . g:markdown_mapping_switch_status . ' :call markdown#SwitchStatus()<CR>'
+    let l:bufnr = bufnr('%')
+    let l:cursor_line = line('.')
+    let l:cursor_header = 0
+    let l:fenced_block = 0
+    let l:front_matter = 0
+    let l:header_list = []
+    let l:header_max_len = 0
+    let l:vim_markdown_toc_autofit = get(g:, "vim_markdown_toc_autofit", 0)
+    let l:vim_markdown_frontmatter = get(g:, "vim_markdown_frontmatter", 0)
+    for i in range(1, line('$'))
+        let l:lineraw = getline(i)
+        let l:l1 = getline(i+1)
+        let l:line = substitute(l:lineraw, "#", "\\\#", "g")
+        if l:line =~ '````*' || l:line =~ '\~\~\~\~*'
+            if l:fenced_block == 0
+                let l:fenced_block = 1
+            elseif l:fenced_block == 1
+                let l:fenced_block = 0
+            endif
+        elseif l:vim_markdown_frontmatter == 1
+            if l:front_matter == 1
+                if l:line == '---'
+                    let l:front_matter = 0
+                endif
+            elseif i == 1
+                if l:line == '---'
+                    let l:front_matter = 1
+                endif
+            endif
+        endif
+        if l:line =~ '^#\+' || (l:l1 =~ '^=\+\s*$' || l:l1 =~ '^-\+\s*$') && l:line =~ '^\S'
+            let l:is_header = 1
+        else
+            let l:is_header = 0
+        endif
+        if l:is_header == 1 && l:fenced_block == 0 && l:front_matter == 0
+            " append line to location list
+            let l:item = {'lnum': i, 'text': l:line, 'valid': 1, 'bufnr': l:bufnr, 'col': 1}
+            let l:header_list = l:header_list + [l:item]
+            " set header number of the cursor position
+            if l:cursor_header == 0
+                if i == l:cursor_line
+                    let l:cursor_header = len(l:header_list)
+                elseif i > l:cursor_line
+                    let l:cursor_header = len(l:header_list) - 1
+                endif
+            endif
+            " keep track of the longest header size (heading level + title)
+            let l:total_len = stridx(l:line, ' ') + strdisplaywidth(l:line)
+            if l:total_len > l:header_max_len
+                let l:header_max_len = l:total_len
+            endif
+        endif
+    endfor
+    call setloclist(0, l:header_list)
+    if len(l:header_list) == 0
+        echom "Toc: No headers."
+        return
+    endif
 
-  " Leader mappings
-  nnoremap <buffer> <Leader>e :MarkdownEditBlock<CR>
-  vnoremap <buffer> <Leader>e :MarkdownEditBlock<CR>
-  nnoremap <silent> <buffer> <Leader>ft  :call markdown#FormatTable()<CR>
+    if l:window_type ==# 'horizontal'
+        lopen
+    elseif l:window_type ==# 'vertical'
+        vertical lopen
+        " auto-fit toc window when possible to shrink it
+        if (&columns/2) > l:header_max_len && l:vim_markdown_toc_autofit == 1
+            execute 'vertical resize ' . (l:header_max_len + 1)
+        else
+            execute 'vertical resize ' . (&columns/2)
+        endif
+    elseif l:window_type ==# 'tab'
+        tab lopen
+    else
+        lopen
+    endif
+    setlocal modifiable
+    for i in range(1, line('$'))
+        " this is the location-list data for the current item
+        let d = getloclist(0)[i-1]
+        " atx headers
+        if match(d.text, "^#") > -1
+            let l:level = len(matchstr(d.text, '#*', 'g'))-1
+            let d.text = substitute(d.text, '\v^#*[ ]*', '', '')
+            let d.text = substitute(d.text, '\v[ ]*#*$', '', '')
+        " setex headers
+        else
+            let l:next_line = getbufline(d.bufnr, d.lnum+1)
+            if match(l:next_line, "=") > -1
+                let l:level = 0
+            elseif match(l:next_line, "-") > -1
+                let l:level = 1
+            endif
+        endif
+        call setline(i, repeat('  ', l:level). d.text)
+    endfor
+    setlocal nomodified
+    setlocal nomodifiable
+    execute 'normal! ' . l:cursor_header . 'G'
+endfunction
 
-  " Insert Mode mappings
-  if g:markdown_enable_insert_mode_leader_mappings
-    inoremap <buffer> <Leader>e <Esc>:MarkdownEditBlock<CR>
-    inoremap <silent> <buffer> <Leader>ft  <Esc>:call markdown#FormatTable()<CR>a
-  endif
+" Convert Setex headers in range `line1 .. line2` to Atx.
+"
+" Return the number of conversions.
+"
+function! s:SetexToAtx(line1, line2)
+    let l:originalNumLines = line('$')
+    execute 'silent! ' . a:line1 . ',' . a:line2 . 'substitute/\v(.*\S.*)\n\=+$/# \1/'
+    execute 'silent! ' . a:line1 . ',' . a:line2 . 'substitute/\v(.*\S.*)\n-+$/## \1/'
+    return l:originalNumLines - line('$')
+endfunction
+
+" If `a:1` is 0, decrease the level of all headers in range `line1 .. line2`.
+"
+" Otherwise, increase the level. `a:1` defaults to `0`.
+"
+function! s:HeaderDecrease(line1, line2, ...)
+    if a:0 > 0
+        let l:increase = a:1
+    else
+        let l:increase = 0
+    endif
+    if l:increase
+        let l:forbiddenLevel = 6
+        let l:replaceLevels = [5, 1]
+        let l:levelDelta = 1
+    else
+        let l:forbiddenLevel = 1
+        let l:replaceLevels = [2, 6]
+        let l:levelDelta = -1
+    endif
+    for l:line in range(a:line1, a:line2)
+        if join(getline(l:line, l:line + 1), "\n") =~ s:levelRegexpDict[l:forbiddenLevel]
+            echomsg 'There is an h' . l:forbiddenLevel . ' at line ' . l:line . '. Aborting.'
+            return
+        endif
+    endfor
+    let l:numSubstitutions = s:SetexToAtx(a:line1, a:line2)
+    let l:flags = (&gdefault ? '' : 'g')
+    for l:level in range(replaceLevels[0], replaceLevels[1], -l:levelDelta)
+        execute 'silent! ' . a:line1 . ',' . (a:line2 - l:numSubstitutions) . 'substitute/' . s:levelRegexpDict[l:level] . '/' . repeat('#', l:level + l:levelDelta) . '/' . l:flags
+    endfor
+endfunction
+
+" Format table under cursor.
+"
+" Depends on Tabularize.
+"
+function! s:TableFormat()
+    let l:pos = getpos('.')
+    normal! {
+    " Search instead of `normal! j` because of the table at beginning of file edge case.
+    call search('|')
+    normal! j
+    " Remove everything that is not a pipe, colon or hyphen next to a colon othewise
+    " well formated tables would grow because of addition of 2 spaces on the separator
+    " line by Tabularize /|.
+    let l:flags = (&gdefault ? '' : 'g')
+    execute 's/\(:\@<!-:\@!\|[^|:-]\)//e' . l:flags
+    execute 's/--/-/e' . l:flags
+    Tabularize /|
+    " Move colons for alignment to left or right side of the cell.
+    execute 's/:\( \+\)|/\1:|/e' . l:flags
+    execute 's/|\( \+\):/|:\1/e' . l:flags
+    execute 's/ /-/' . l:flags
+    call setpos('.', l:pos)
+endfunction
+
+" Wrapper to do move commands in visual mode.
+"
+function! s:VisMove(f)
+    norm! gv
+    call function(a:f)()
+endfunction
+
+" Map in both normal and visual modes.
+"
+function! s:MapNormVis(rhs,lhs)
+    execute 'nn <buffer><silent> ' . a:rhs . ' :call ' . a:lhs . '()<cr>'
+    execute 'vn <buffer><silent> ' . a:rhs . ' <esc>:call <sid>VisMove(''' . a:lhs . ''')<cr>'
+endfunction
+
+" Parameters:
+"
+" - step +1 for right, -1 for left
+"
+" TODO: multiple lines.
+"
+function! s:FindCornerOfSyntax(lnum, col, step)
+    let l:col = a:col
+    let l:syn = synIDattr(synID(a:lnum, l:col, 1), 'name')
+    while synIDattr(synID(a:lnum, l:col, 1), 'name') ==# l:syn
+        let l:col += a:step
+    endwhile
+    return l:col - a:step
+endfunction
+
+" Return the next position of the given syntax name,
+" inclusive on the given position.
+"
+" TODO: multiple lines
+"
+function! s:FindNextSyntax(lnum, col, name)
+    let l:col = a:col
+    let l:step = 1
+    while synIDattr(synID(a:lnum, l:col, 1), 'name') !=# a:name
+        let l:col += l:step
+    endwhile
+    return [a:lnum, l:col]
+endfunction
+
+function! s:FindCornersOfSyntax(lnum, col)
+    return [<sid>FindLeftOfSyntax(a:lnum, a:col), <sid>FindRightOfSyntax(a:lnum, a:col)]
+endfunction
+
+function! s:FindRightOfSyntax(lnum, col)
+    return <sid>FindCornerOfSyntax(a:lnum, a:col, 1)
+endfunction
+
+function! s:FindLeftOfSyntax(lnum, col)
+    return <sid>FindCornerOfSyntax(a:lnum, a:col, -1)
+endfunction
+
+" Returns:
+"
+" - a string with the the URL for the link under the cursor
+" - an empty string if the cursor is not on a link
+"
+" TODO
+"
+" - multiline support
+" - give an error if the separator does is not on a link
+"
+function! s:Markdown_GetUrlForPosition(lnum, col)
+    let l:lnum = a:lnum
+    let l:col = a:col
+    let l:syn = synIDattr(synID(l:lnum, l:col, 1), 'name')
+
+    if l:syn ==# 'mkdInlineURL' || l:syn ==# 'mkdURL' || l:syn ==# 'mkdLinkDefTarget'
+        " Do nothing.
+    elseif l:syn ==# 'mkdLink'
+        let [l:lnum, l:col] = <sid>FindNextSyntax(l:lnum, l:col, 'mkdURL')
+        let l:syn = 'mkdURL'
+    elseif l:syn ==# 'mkdDelimiter'
+        let l:line = getline(l:lnum)
+        let l:char = l:line[col - 1]
+        if l:char ==# '<'
+            let l:col += 1
+        elseif l:char ==# '>' || l:char ==# ')'
+            let l:col -= 1
+        elseif l:char ==# '[' || l:char ==# ']' || l:char ==# '('
+            let [l:lnum, l:col] = <sid>FindNextSyntax(l:lnum, l:col, 'mkdURL')
+        else
+            return ''
+        endif
+    else
+        return ''
+    endif
+
+    let [l:left, l:right] = <sid>FindCornersOfSyntax(l:lnum, l:col)
+    return getline(l:lnum)[l:left - 1 : l:right - 1]
+endfunction
+
+" Front end for GetUrlForPosition.
+"
+function! s:OpenUrlUnderCursor()
+    let l:url = s:Markdown_GetUrlForPosition(line('.'), col('.'))
+    if l:url != ''
+        call s:VersionAwareNetrwBrowseX(l:url)
+    else
+        echomsg 'The cursor is not on a link.'
+    endif
+endfunction
+
+" We need a definition guard because we invoke 'edit' which will reload this
+" script while this function is running. We must not replace it.
+if !exists('*s:EditUrlUnderCursor')
+    function s:EditUrlUnderCursor()
+        let l:url = s:Markdown_GetUrlForPosition(line('.'), col('.'))
+        if l:url != ''
+            if get(g:, 'vim_markdown_autowrite', 0)
+                write
+            endif
+            let l:anchor = ''
+            if get(g:, 'vim_markdown_follow_anchor', 0)
+                let l:parts = split(l:url, '#', 1)
+                if len(l:parts) == 2
+                    let [l:url, l:anchor] = parts
+                    let l:anchorexpr = get(g:, 'vim_markdown_anchorexpr', '')
+                    if l:anchorexpr != ''
+                        let l:anchor = eval(substitute(
+                            \ l:anchorexpr, 'v:anchor',
+                            \ escape('"'.l:anchor.'"', '"'), ''))
+                    endif
+                endif
+            endif
+            if l:url != ''
+                let l:ext = ''
+                if get(g:, 'vim_markdown_no_extensions_in_markdown', 0)
+                    " use another file extension if preferred
+                    if exists('g:vim_markdown_auto_extension_ext')
+                        let l:ext = '.'.g:vim_markdown_auto_extension_ext
+                    else
+                        let l:ext = '.md'
+                    endif
+                endif
+                let l:url = fnameescape(fnamemodify(expand('%:h').'/'.l:url.l:ext, ':.'))
+                let l:editmethod = ''
+                " determine how to open the linked file (split, tab, etc)
+                if exists('g:vim_markdown_edit_url_in')
+                  if g:vim_markdown_edit_url_in == 'tab'
+                    let l:editmethod = 'tabnew'
+                  elseif g:vim_markdown_edit_url_in == 'vsplit'
+                    let l:editmethod = 'vsp'
+                  elseif g:vim_markdown_edit_url_in == 'hsplit'
+                    let l:editmethod = 'sp'
+                  else
+                    let l:editmethod = 'edit'
+                  endif
+                else
+                  " default to current buffer
+                  let l:editmethod = 'edit'
+                endif
+                execute l:editmethod l:url
+            endif
+            if l:anchor != ''
+                silent! execute '/'.l:anchor
+            endif
+        else
+            echomsg 'The cursor is not on a link.'
+        endif
+    endfunction
 endif
 
-" }}}
+function! s:VersionAwareNetrwBrowseX(url)
+    if has('patch-7.4.567')
+        call netrw#BrowseX(a:url, 0)
+    else
+        call netrw#NetrwBrowseX(a:url, 0)
+    endif
+endf
 
-let b:did_ftplugin = 1
+function! s:MapNotHasmapto(lhs, rhs)
+    if !hasmapto('<Plug>' . a:rhs)
+        execute 'nmap <buffer>' . a:lhs . ' <Plug>' . a:rhs
+        execute 'vmap <buffer>' . a:lhs . ' <Plug>' . a:rhs
+    endif
+endfunction
+
+call <sid>MapNormVis('<Plug>Markdown_MoveToNextHeader', '<sid>MoveToNextHeader')
+call <sid>MapNormVis('<Plug>Markdown_MoveToPreviousHeader', '<sid>MoveToPreviousHeader')
+call <sid>MapNormVis('<Plug>Markdown_MoveToNextSiblingHeader', '<sid>MoveToNextSiblingHeader')
+call <sid>MapNormVis('<Plug>Markdown_MoveToPreviousSiblingHeader', '<sid>MoveToPreviousSiblingHeader')
+call <sid>MapNormVis('<Plug>Markdown_MoveToParentHeader', '<sid>MoveToParentHeader')
+call <sid>MapNormVis('<Plug>Markdown_MoveToCurHeader', '<sid>MoveToCurHeader')
+nnoremap <Plug>Markdown_OpenUrlUnderCursor :call <sid>OpenUrlUnderCursor()<cr>
+nnoremap <Plug>Markdown_EditUrlUnderCursor :call <sid>EditUrlUnderCursor()<cr>
+
+if !get(g:, 'vim_markdown_no_default_key_mappings', 0)
+    call <sid>MapNotHasmapto(']]', 'Markdown_MoveToNextHeader')
+    call <sid>MapNotHasmapto('[[', 'Markdown_MoveToPreviousHeader')
+    call <sid>MapNotHasmapto('][', 'Markdown_MoveToNextSiblingHeader')
+    call <sid>MapNotHasmapto('[]', 'Markdown_MoveToPreviousSiblingHeader')
+    call <sid>MapNotHasmapto(']u', 'Markdown_MoveToParentHeader')
+    call <sid>MapNotHasmapto(']c', 'Markdown_MoveToCurHeader')
+    call <sid>MapNotHasmapto('gx', 'Markdown_OpenUrlUnderCursor')
+    call <sid>MapNotHasmapto('ge', 'Markdown_EditUrlUnderCursor')
+endif
+
+command! -buffer -range=% HeaderDecrease call s:HeaderDecrease(<line1>, <line2>)
+command! -buffer -range=% HeaderIncrease call s:HeaderDecrease(<line1>, <line2>, 1)
+command! -buffer -range=% SetexToAtx call s:SetexToAtx(<line1>, <line2>)
+command! -buffer TableFormat call s:TableFormat()
+command! -buffer Toc call s:Toc()
+command! -buffer Toch call s:Toc('horizontal')
+command! -buffer Tocv call s:Toc('vertical')
+command! -buffer Toct call s:Toc('tab')
+
+" Heavily based on vim-notes - http://peterodding.com/code/vim/notes/
+if exists('g:vim_markdown_fenced_languages')
+    let s:filetype_dict = {}
+    for s:filetype in g:vim_markdown_fenced_languages
+        let key = matchstr(s:filetype, "[^=]*")
+        let val = matchstr(s:filetype, "[^=]*$")
+        let s:filetype_dict[key] = val
+    endfor
+else
+    let s:filetype_dict = {
+        \ 'c++': 'cpp',
+        \ 'viml': 'vim',
+        \ 'bash': 'sh',
+        \ 'ini': 'dosini'
+    \ }
+endif
+
+function! s:MarkdownHighlightSources(force)
+    " Syntax highlight source code embedded in notes.
+    " Look for code blocks in the current file
+    let filetypes = {}
+    for line in getline(1, '$')
+        let ft = matchstr(line, '```\s*\zs[0-9A-Za-z_+-]*')
+        if !empty(ft) && ft !~ '^\d*$' | let filetypes[ft] = 1 | endif
+    endfor
+    if !exists('b:mkd_known_filetypes')
+        let b:mkd_known_filetypes = {}
+    endif
+    if !exists('b:mkd_included_filetypes')
+        " set syntax file name included
+        let b:mkd_included_filetypes = {}
+    endif
+    if !a:force && (b:mkd_known_filetypes == filetypes || empty(filetypes))
+        return
+    endif
+
+    " Now we're ready to actually highlight the code blocks.
+    let startgroup = 'mkdCodeStart'
+    let endgroup = 'mkdCodeEnd'
+    for ft in keys(filetypes)
+        if a:force || !has_key(b:mkd_known_filetypes, ft)
+            if has_key(s:filetype_dict, ft)
+                let filetype = s:filetype_dict[ft]
+            else
+                let filetype = ft
+            endif
+            let group = 'mkdSnippet' . toupper(substitute(filetype, "[+-]", "_", "g"))
+            if !has_key(b:mkd_included_filetypes, filetype)
+                let include = s:SyntaxInclude(filetype)
+                let b:mkd_included_filetypes[filetype] = 1
+            else
+                let include = '@' . toupper(filetype)
+            endif
+            let command = 'syntax region %s matchgroup=%s start="^\s*```\s*%s$" matchgroup=%s end="\s*```$" keepend contains=%s%s'
+            execute printf(command, group, startgroup, ft, endgroup, include, has('conceal') && get(g:, 'vim_markdown_conceal', 1) && get(g:, 'vim_markdown_conceal_code_blocks', 1) ? ' concealends' : '')
+            execute printf('syntax cluster mkdNonListItem add=%s', group)
+
+            let b:mkd_known_filetypes[ft] = 1
+        endif
+    endfor
+endfunction
+
+function! s:SyntaxInclude(filetype)
+    " Include the syntax highlighting of another {filetype}.
+    let grouplistname = '@' . toupper(a:filetype)
+    " Unset the name of the current syntax while including the other syntax
+    " because some syntax scripts do nothing when "b:current_syntax" is set
+    if exists('b:current_syntax')
+        let syntax_save = b:current_syntax
+        unlet b:current_syntax
+    endif
+    try
+        execute 'syntax include' grouplistname 'syntax/' . a:filetype . '.vim'
+        execute 'syntax include' grouplistname 'after/syntax/' . a:filetype . '.vim'
+    catch /E484/
+        " Ignore missing scripts
+    endtry
+    " Restore the name of the current syntax
+    if exists('syntax_save')
+        let b:current_syntax = syntax_save
+    elseif exists('b:current_syntax')
+        unlet b:current_syntax
+    endif
+    return grouplistname
+endfunction
+
+
+function! s:MarkdownRefreshSyntax(force)
+    if &filetype =~ 'markdown' && line('$') > 1
+        call s:MarkdownHighlightSources(a:force)
+    endif
+endfunction
+
+function! s:MarkdownClearSyntaxVariables()
+    if &filetype =~ 'markdown'
+        unlet! b:mkd_included_filetypes
+    endif
+endfunction
+
+augroup Mkd
+    " These autocmd calling s:MarkdownRefreshSyntax need to be kept in sync with
+    " the autocmds calling s:MarkdownSetupFolding in after/ftplugin/markdown.vim.
+    autocmd! * <buffer>
+    autocmd BufWinEnter <buffer> call s:MarkdownRefreshSyntax(1)
+    autocmd BufUnload <buffer> call s:MarkdownClearSyntaxVariables()
+    autocmd BufWritePost <buffer> call s:MarkdownRefreshSyntax(0)
+    autocmd InsertEnter,InsertLeave <buffer> call s:MarkdownRefreshSyntax(0)
+    autocmd CursorHold,CursorHoldI <buffer> call s:MarkdownRefreshSyntax(0)
+augroup END
 
 endif

indent/graphql.vim

@@ -1,6 +1,25 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
 
-" Vim indent file
+" Copyright (c) 2016-2019 Jon Parise <jon@indelible.org>
+"
+" Permission is hereby granted, free of charge, to any person obtaining a copy
+" of this software and associated documentation files (the "Software"), to
+" deal in the Software without restriction, including without limitation the
+" rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+" sell copies of the Software, and to permit persons to whom the Software is
+" furnished to do so, subject to the following conditions:
+"
+" The above copyright notice and this permission notice shall be included in
+" all copies or substantial portions of the Software.
+"
+" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+" IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+" FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+" AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+" LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+" FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+" IN THE SOFTWARE.
+"
 " Language: GraphQL
 " Maintainer: Jon Parise <jon@indelible.org>
 

indent/markdown.vim

@@ -0,0 +1,79 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'markdown') == -1
+
+if exists("b:did_indent") | finish | endif
+let b:did_indent = 1
+
+setlocal indentexpr=GetMarkdownIndent()
+setlocal nolisp
+setlocal autoindent
+
+" Automatically continue blockquote on line break
+setlocal formatoptions+=r
+setlocal comments=b:>
+if get(g:, "vim_markdown_auto_insert_bullets", 1)
+    " Do not automatically insert bullets when auto-wrapping with text-width
+    setlocal formatoptions-=c
+    " Accept various markers as bullets
+    setlocal comments+=b:*,b:+,b:-
+endif
+
+" Only define the function once
+if exists("*GetMarkdownIndent") | finish | endif
+
+function! s:IsMkdCode(lnum)
+    let name = synIDattr(synID(a:lnum, 1, 0), 'name')
+    return (name =~ '^mkd\%(Code$\|Snippet\)' || name != '' && name !~ '^\%(mkd\|html\)')
+endfunction
+
+function! s:IsLiStart(line)
+    return a:line !~ '^ *\([*-]\)\%( *\1\)\{2}\%( \|\1\)*$' &&
+      \    a:line =~ '^\s*[*+-] \+'
+endfunction
+
+function! s:IsHeaderLine(line)
+    return a:line =~ '^\s*#'
+endfunction
+
+function! s:IsBlankLine(line)
+    return a:line =~ '^$'
+endfunction
+
+function! s:PrevNonBlank(lnum)
+    let i = a:lnum
+    while i > 1 && s:IsBlankLine(getline(i))
+        let i -= 1
+    endwhile
+    return i
+endfunction
+
+function GetMarkdownIndent()
+    if v:lnum > 2 && s:IsBlankLine(getline(v:lnum - 1)) && s:IsBlankLine(getline(v:lnum - 2))
+        return 0
+    endif
+    let list_ind = get(g:, "vim_markdown_new_list_item_indent", 4)
+    " Find a non-blank line above the current line.
+    let lnum = s:PrevNonBlank(v:lnum - 1)
+    " At the start of the file use zero indent.
+    if lnum == 0 | return 0 | endif
+    let ind = indent(lnum)
+    let line = getline(lnum)    " Last line
+    let cline = getline(v:lnum) " Current line
+    if s:IsLiStart(cline)
+        " Current line is the first line of a list item, do not change indent
+        return indent(v:lnum)
+    elseif s:IsHeaderLine(cline) && !s:IsMkdCode(v:lnum)
+        " Current line is the header, do not indent
+        return 0
+    elseif s:IsLiStart(line)
+        if s:IsMkdCode(lnum)
+            return ind
+        else
+            " Last line is the first line of a list item, increase indent
+            return ind + list_ind
+        end
+    else
+        return ind
+    endif
+endfunction
+
+endif

indent/rst.vim

@@ -20,6 +20,13 @@ endif
 
 let s:itemization_pattern = '^\s*[-*+]\s'
 let s:enumeration_pattern = '^\s*\%(\d\+\|#\)\.\s\+'
+let s:note_pattern = '^\.\. '
+
+function! s:get_paragraph_start()
+    let paragraph_mark_start = getpos("'{")[1]
+    return getline(paragraph_mark_start) =~
+        \ '\S' ? paragraph_mark_start : paragraph_mark_start + 1
+endfunction
 
 function GetRSTIndent()
   let lnum = prevnonblank(v:lnum - 1)
@@ -30,6 +37,13 @@ function GetRSTIndent()
   let ind = indent(lnum)
   let line = getline(lnum)
 
+  let psnum = s:get_paragraph_start()
+  if psnum != 0
+      if getline(psnum) =~ s:note_pattern
+          let ind = 3
+      endif
+  endif
+
   if line =~ s:itemization_pattern
     let ind += 2
   elseif line =~ s:enumeration_pattern

syntax/c.vim

@@ -3,7 +3,7 @@ if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'c/c++') == -1
 " Vim syntax file
 " Language:	C
 " Maintainer:	Bram Moolenaar <Bram@vim.org>
-" Last Change:	2016 Nov 18
+" Last Change:	2019 Nov 29
 
 " Quit when a (custom) syntax file was already loaded
 if exists("b:current_syntax")
@@ -15,6 +15,14 @@ set cpo&vim
 
 let s:ft = matchstr(&ft, '^\([^.]\)\+')
 
+" Optional embedded Autodoc parsing
+" To enable it add: let g:c_autodoc = 1
+" to your .vimrc
+if exists("c_autodoc")
+  syn include @cAutodoc <sfile>:p:h/autodoc.vim
+  unlet b:current_syntax
+endif
+
 " A bunch of useful C keywords
 syn keyword	cStatement	goto break return continue asm
 syn keyword	cLabel		case default
@@ -131,7 +139,7 @@ if exists("c_no_curly_error")
     syn match	cParenError	display ")"
     syn match	cErrInParen	display contained "^^<%\|^%>"
   else
-    syn region	cParen		transparent start='(' end=')' end='}'me=s-1 contains=ALLBUT,cBlock,@cParenGroup,cCppParen,@cStringGroup,@Spell
+    syn region	cParen		transparent start='(' end=')' contains=ALLBUT,cBlock,@cParenGroup,cCppParen,@cStringGroup,@Spell
     " cCppParen: same as cParen but ends at end-of-line; used in cDefine
     syn region	cCppParen	transparent start='(' skip='\\$' excludenl end=')' end='$' contained contains=ALLBUT,@cParenGroup,cParen,cString,@Spell
     syn match	cParenError	display ")"
@@ -214,7 +222,7 @@ if exists("c_comment_strings")
   syn match	cCommentSkip	contained "^\s*\*\($\|\s\+\)"
   syn region cCommentString	contained start=+L\=\\\@<!"+ skip=+\\\\\|\\"+ end=+"+ end=+\*/+me=s-1 contains=cSpecial,cCommentSkip
   syn region cComment2String	contained start=+L\=\\\@<!"+ skip=+\\\\\|\\"+ end=+"+ end="$" contains=cSpecial
-  syn region  cCommentL	start="//" skip="\\$" end="$" keepend contains=@cCommentGroup,cComment2String,cCharacter,cNumbersCom,cSpaceError,@Spell
+  syn region  cCommentL	start="//" skip="\\$" end="$" keepend contains=@cCommentGroup,cComment2String,cCharacter,cNumbersCom,cSpaceError,cWrongComTail,@Spell
   if exists("c_no_comment_fold")
     " Use "extend" here to have preprocessor lines not terminate halfway a
     " comment.
@@ -233,6 +241,7 @@ endif
 " keep a // comment separately, it terminates a preproc. conditional
 syn match	cCommentError	display "\*/"
 syn match	cCommentStartError display "/\*"me=e-1 contained
+syn match	cWrongComTail	display "\*/"
 
 syn keyword	cOperator	sizeof
 if exists("c_gnu")
@@ -282,6 +291,22 @@ if !exists("c_no_c11")
   syn keyword	cOperator	_Static_assert static_assert
   syn keyword	cStorageClass	_Thread_local thread_local
   syn keyword   cType		char16_t char32_t
+  " C11 atomics (take down the shield wall!)
+  syn keyword	cType		atomic_bool atomic_char atomic_schar atomic_uchar
+  syn keyword	Ctype		atomic_short atomic_ushort atomic_int atomic_uint
+  syn keyword	cType		atomic_long atomic_ulong atomic_llong atomic_ullong
+  syn keyword	cType		atomic_char16_t atomic_char32_t atomic_wchar_t
+  syn keyword	cType		atomic_int_least8_t atomic_uint_least8_t
+  syn keyword	cType		atomic_int_least16_t atomic_uint_least16_t
+  syn keyword	cType		atomic_int_least32_t atomic_uint_least32_t
+  syn keyword	cType		atomic_int_least64_t atomic_uint_least64_t
+  syn keyword	cType		atomic_int_fast8_t atomic_uint_fast8_t
+  syn keyword	cType		atomic_int_fast16_t atomic_uint_fast16_t
+  syn keyword	cType		atomic_int_fast32_t atomic_uint_fast32_t
+  syn keyword	cType		atomic_int_fast64_t atomic_uint_fast64_t
+  syn keyword	cType		atomic_intptr_t atomic_uintptr_t
+  syn keyword	cType		atomic_size_t atomic_ptrdiff_t
+  syn keyword	cType		atomic_intmax_t atomic_uintmax_t
 endif
 
 if !exists("c_no_ansi") || exists("c_ansi_constants") || exists("c_gnu")
@@ -313,44 +338,32 @@ if !exists("c_no_ansi") || exists("c_ansi_constants") || exists("c_gnu")
     syn keyword cConstant PTRDIFF_MIN PTRDIFF_MAX SIG_ATOMIC_MIN SIG_ATOMIC_MAX
     syn keyword cConstant SIZE_MAX WCHAR_MIN WCHAR_MAX WINT_MIN WINT_MAX
   endif
-  syn keyword cConstant FLT_RADIX FLT_ROUNDS
-  syn keyword cConstant FLT_DIG FLT_MANT_DIG FLT_EPSILON
-  syn keyword cConstant DBL_DIG DBL_MANT_DIG DBL_EPSILON
-  syn keyword cConstant LDBL_DIG LDBL_MANT_DIG LDBL_EPSILON
-  syn keyword cConstant FLT_MIN FLT_MAX FLT_MIN_EXP FLT_MAX_EXP
-  syn keyword cConstant FLT_MIN_10_EXP FLT_MAX_10_EXP
-  syn keyword cConstant DBL_MIN DBL_MAX DBL_MIN_EXP DBL_MAX_EXP
-  syn keyword cConstant DBL_MIN_10_EXP DBL_MAX_10_EXP
-  syn keyword cConstant LDBL_MIN LDBL_MAX LDBL_MIN_EXP LDBL_MAX_EXP
-  syn keyword cConstant LDBL_MIN_10_EXP LDBL_MAX_10_EXP
-  syn keyword cConstant HUGE_VAL CLOCKS_PER_SEC NULL
-  syn keyword cConstant LC_ALL LC_COLLATE LC_CTYPE LC_MONETARY
-  syn keyword cConstant LC_NUMERIC LC_TIME
-  syn keyword cConstant SIG_DFL SIG_ERR SIG_IGN
-  syn keyword cConstant SIGABRT SIGFPE SIGILL SIGHUP SIGINT SIGSEGV SIGTERM
+  syn keyword cConstant FLT_RADIX FLT_ROUNDS FLT_DIG FLT_MANT_DIG FLT_EPSILON DBL_DIG DBL_MANT_DIG DBL_EPSILON
+  syn keyword cConstant LDBL_DIG LDBL_MANT_DIG LDBL_EPSILON FLT_MIN FLT_MAX FLT_MIN_EXP FLT_MAX_EXP FLT_MIN_10_EXP FLT_MAX_10_EXP
+  syn keyword cConstant DBL_MIN DBL_MAX DBL_MIN_EXP DBL_MAX_EXP DBL_MIN_10_EXP DBL_MAX_10_EXP LDBL_MIN LDBL_MAX LDBL_MIN_EXP LDBL_MAX_EXP
+  syn keyword cConstant LDBL_MIN_10_EXP LDBL_MAX_10_EXP HUGE_VAL CLOCKS_PER_SEC NULL LC_ALL LC_COLLATE LC_CTYPE LC_MONETARY
+  syn keyword cConstant LC_NUMERIC LC_TIME SIG_DFL SIG_ERR SIG_IGN SIGABRT SIGFPE SIGILL SIGHUP SIGINT SIGSEGV SIGTERM
   " Add POSIX signals as well...
-  syn keyword cConstant SIGABRT SIGALRM SIGCHLD SIGCONT SIGFPE SIGHUP
-  syn keyword cConstant SIGILL SIGINT SIGKILL SIGPIPE SIGQUIT SIGSEGV
-  syn keyword cConstant SIGSTOP SIGTERM SIGTRAP SIGTSTP SIGTTIN SIGTTOU
-  syn keyword cConstant SIGUSR1 SIGUSR2
-  syn keyword cConstant _IOFBF _IOLBF _IONBF BUFSIZ EOF WEOF
-  syn keyword cConstant FOPEN_MAX FILENAME_MAX L_tmpnam
-  syn keyword cConstant SEEK_CUR SEEK_END SEEK_SET
-  syn keyword cConstant TMP_MAX stderr stdin stdout
-  syn keyword cConstant EXIT_FAILURE EXIT_SUCCESS RAND_MAX
+  syn keyword cConstant SIGABRT SIGALRM SIGCHLD SIGCONT SIGFPE SIGHUP SIGILL SIGINT SIGKILL SIGPIPE SIGQUIT SIGSEGV
+  syn keyword cConstant SIGSTOP SIGTERM SIGTRAP SIGTSTP SIGTTIN SIGTTOU SIGUSR1 SIGUSR2
+  syn keyword cConstant _IOFBF _IOLBF _IONBF BUFSIZ EOF WEOF FOPEN_MAX FILENAME_MAX L_tmpnam
+  syn keyword cConstant SEEK_CUR SEEK_END SEEK_SET TMP_MAX stderr stdin stdout EXIT_FAILURE EXIT_SUCCESS RAND_MAX
   " POSIX 2001
-  syn keyword cConstant SIGBUS SIGPOLL SIGPROF SIGSYS SIGURG
-  syn keyword cConstant SIGVTALRM SIGXCPU SIGXFSZ
+  syn keyword cConstant SIGBUS SIGPOLL SIGPROF SIGSYS SIGURG SIGVTALRM SIGXCPU SIGXFSZ
   " non-POSIX signals
   syn keyword cConstant SIGWINCH SIGINFO
-  " Add POSIX errors as well
-  syn keyword cConstant E2BIG EACCES EAGAIN EBADF EBADMSG EBUSY
-  syn keyword cConstant ECANCELED ECHILD EDEADLK EDOM EEXIST EFAULT
-  syn keyword cConstant EFBIG EILSEQ EINPROGRESS EINTR EINVAL EIO EISDIR
-  syn keyword cConstant EMFILE EMLINK EMSGSIZE ENAMETOOLONG ENFILE ENODEV
-  syn keyword cConstant ENOENT ENOEXEC ENOLCK ENOMEM ENOSPC ENOSYS
-  syn keyword cConstant ENOTDIR ENOTEMPTY ENOTSUP ENOTTY ENXIO EPERM
-  syn keyword cConstant EPIPE ERANGE EROFS ESPIPE ESRCH ETIMEDOUT EXDEV
+  " Add POSIX errors as well.  List comes from:
+  " http://pubs.opengroup.org/onlinepubs/9699919799/basedefs/errno.h.html
+  syn keyword cConstant E2BIG EACCES EADDRINUSE EADDRNOTAVAIL EAFNOSUPPORT EAGAIN EALREADY EBADF
+  syn keyword cConstant EBADMSG EBUSY ECANCELED ECHILD ECONNABORTED ECONNREFUSED ECONNRESET EDEADLK
+  syn keyword cConstant EDESTADDRREQ EDOM EDQUOT EEXIST EFAULT EFBIG EHOSTUNREACH EIDRM EILSEQ
+  syn keyword cConstant EINPROGRESS EINTR EINVAL EIO EISCONN EISDIR ELOOP EMFILE EMLINK EMSGSIZE
+  syn keyword cConstant EMULTIHOP ENAMETOOLONG ENETDOWN ENETRESET ENETUNREACH ENFILE ENOBUFS ENODATA
+  syn keyword cConstant ENODEV ENOENT ENOEXEC ENOLCK ENOLINK ENOMEM ENOMSG ENOPROTOOPT ENOSPC ENOSR
+  syn keyword cConstant ENOSTR ENOSYS ENOTBLK ENOTCONN ENOTDIR ENOTEMPTY ENOTRECOVERABLE ENOTSOCK ENOTSUP
+  syn keyword cConstant ENOTTY ENXIO EOPNOTSUPP EOVERFLOW EOWNERDEAD EPERM EPIPE EPROTO
+  syn keyword cConstant EPROTONOSUPPORT EPROTOTYPE ERANGE EROFS ESPIPE ESRCH ESTALE ETIME ETIMEDOUT
+  syn keyword cConstant ETXTBSY EWOULDBLOCK EXDEV
   " math.h
   syn keyword cConstant M_E M_LOG2E M_LOG10E M_LN2 M_LN10 M_PI M_PI_2 M_PI_4
   syn keyword cConstant M_1_PI M_2_PI M_2_SQRTPI M_SQRT2 M_SQRT1_2
@@ -371,17 +384,17 @@ if !exists("c_no_if0")
   else
     syn region	cCppOutIf2	contained matchgroup=cCppOutWrapper start="0\+" end="^\s*\(%:\|#\)\s*\(else\>\|elif\s\+\(0\+\s*\($\|//\|/\*\|&\)\)\@!\|endif\>\)"me=s-1 contains=cSpaceError,cCppOutSkip,@Spell
   endif
-  syn region	cCppOutElse	contained matchgroup=cCppOutWrapper start="^\s*\zs\(%:\|#\)\s*\(else\|elif\)" end="^\s*\zs\(%:\|#\)\s*endif\>"me=s-1 contains=TOP,cPreCondit
+  syn region	cCppOutElse	contained matchgroup=cCppOutWrapper start="^\s*\(%:\|#\)\s*\(else\|elif\)" end="^\s*\(%:\|#\)\s*endif\>"me=s-1 contains=TOP,cPreCondit
   syn region	cCppInWrapper	start="^\s*\zs\(%:\|#\)\s*if\s\+0*[1-9]\d*\s*\($\|//\|/\*\||\)" end=".\@=\|$" contains=cCppInIf,cCppInElse fold
-  syn region	cCppInIf	contained matchgroup=cCppInWrapper start="\d\+" end="^\s*\zs\(%:\|#\)\s*endif\>" contains=TOP,cPreCondit
+  syn region	cCppInIf	contained matchgroup=cCppInWrapper start="\d\+" end="^\s*\(%:\|#\)\s*endif\>" contains=TOP,cPreCondit
   if !exists("c_no_if0_fold")
-    syn region	cCppInElse	contained start="^\s*\zs\(%:\|#\)\s*\(else\>\|elif\s\+\(0*[1-9]\d*\s*\($\|//\|/\*\||\)\)\@!\)" end=".\@=\|$" containedin=cCppInIf contains=cCppInElse2 fold
+    syn region	cCppInElse	contained start="^\s*\(%:\|#\)\s*\(else\>\|elif\s\+\(0*[1-9]\d*\s*\($\|//\|/\*\||\)\)\@!\)" end=".\@=\|$" containedin=cCppInIf contains=cCppInElse2 fold
   else
-    syn region	cCppInElse	contained start="^\s*\zs\(%:\|#\)\s*\(else\>\|elif\s\+\(0*[1-9]\d*\s*\($\|//\|/\*\||\)\)\@!\)" end=".\@=\|$" containedin=cCppInIf contains=cCppInElse2
+    syn region	cCppInElse	contained start="^\s*\(%:\|#\)\s*\(else\>\|elif\s\+\(0*[1-9]\d*\s*\($\|//\|/\*\||\)\)\@!\)" end=".\@=\|$" containedin=cCppInIf contains=cCppInElse2
   endif
-  syn region	cCppInElse2	contained matchgroup=cCppInWrapper start="^\s*\zs\(%:\|#\)\s*\(else\|elif\)\([^/]\|/[^/*]\)*" end="^\s*\zs\(%:\|#\)\s*endif\>"me=s-1 contains=cSpaceError,cCppOutSkip,@Spell
-  syn region	cCppOutSkip	contained start="^\s*\zs\(%:\|#\)\s*\(if\>\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\zs\(%:\|#\)\s*endif\>" contains=cSpaceError,cCppOutSkip
-  syn region	cCppInSkip	contained matchgroup=cCppInWrapper start="^\s*\zs\(%:\|#\)\s*\(if\s\+\(\d\+\s*\($\|//\|/\*\||\|&\)\)\@!\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\zs\(%:\|#\)\s*endif\>" containedin=cCppOutElse,cCppInIf,cCppInSkip contains=TOP,cPreProc
+  syn region	cCppInElse2	contained matchgroup=cCppInWrapper start="^\s*\(%:\|#\)\s*\(else\|elif\)\([^/]\|/[^/*]\)*" end="^\s*\(%:\|#\)\s*endif\>"me=s-1 contains=cSpaceError,cCppOutSkip,@Spell
+  syn region	cCppOutSkip	contained start="^\s*\(%:\|#\)\s*\(if\>\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\(%:\|#\)\s*endif\>" contains=cSpaceError,cCppOutSkip
+  syn region	cCppInSkip	contained matchgroup=cCppInWrapper start="^\s*\(%:\|#\)\s*\(if\s\+\(\d\+\s*\($\|//\|/\*\||\|&\)\)\@!\|ifdef\>\|ifndef\>\)" skip="\\$" end="^\s*\(%:\|#\)\s*endif\>" containedin=cCppOutElse,cCppInIf,cCppInSkip contains=TOP,cPreProc
 endif
 syn region	cIncluded	display contained start=+"+ skip=+\\\\\|\\"+ end=+"+
 syn match	cIncluded	display contained "<[^>]*>"
@@ -391,6 +404,13 @@ syn cluster	cPreProcGroup	contains=cPreCondit,cIncluded,cInclude,cDefine,cErrInP
 syn region	cDefine		start="^\s*\zs\(%:\|#\)\s*\(define\|undef\)\>" skip="\\$" end="$" keepend contains=ALLBUT,@cPreProcGroup,@Spell
 syn region	cPreProc	start="^\s*\zs\(%:\|#\)\s*\(pragma\>\|line\>\|warning\>\|warn\>\|error\>\)" skip="\\$" end="$" keepend contains=ALLBUT,@cPreProcGroup,@Spell
 
+" Optional embedded Autodoc parsing
+if exists("c_autodoc")
+  syn match cAutodocReal display contained "\%(//\|[/ \t\v]\*\|^\*\)\@2<=!.*" contains=@cAutodoc containedin=cComment,cCommentL
+  syn cluster cCommentGroup add=cAutodocReal
+  syn cluster cPreProcGroup add=cAutodocReal
+endif
+
 " Highlight User Labels
 syn cluster	cMultiGroup	contains=cIncluded,cSpecial,cCommentSkip,cCommentString,cComment2String,@cCommentGroup,cCommentStartError,cUserCont,cUserLabel,cBitField,cOctalZero,cCppOutWrapper,cCppInWrapper,@cCppOutInGroup,cFormat,cNumber,cFloat,cOctal,cOctalError,cNumbersCom,cCppParen,cCppBracket,cCppString
 if s:ft ==# 'c' || exists("cpp_no_cpp11")
@@ -452,6 +472,7 @@ hi def link cErrInBracket	cError
 hi def link cCommentError	cError
 hi def link cCommentStartError	cError
 hi def link cSpaceError		cError
+hi def link cWrongComTail	cError
 hi def link cSpecialError	cError
 hi def link cCurlyError		cError
 hi def link cOperator		Operator

syntax/cpp.vim

@@ -4,6 +4,7 @@ if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'c/c++') == -1
 " Language:	C++
 " Current Maintainer:	vim-jp (https://github.com/vim-jp/vim-cpp)
 " Previous Maintainer:	Ken Shan <ccshan@post.harvard.edu>
+" Last Change:	2017 Jun 05
 
 " quit when a syntax file was already loaded
 if exists("b:current_syntax")
@@ -43,6 +44,8 @@ if !exists("cpp_no_cpp11")
   syn keyword cppConstant	ATOMIC_INT_LOCK_FREE ATOMIC_LONG_LOCK_FREE
   syn keyword cppConstant	ATOMIC_LLONG_LOCK_FREE ATOMIC_POINTER_LOCK_FREE
   syn region cppRawString	matchgroup=cppRawStringDelimiter start=+\%(u8\|[uLU]\)\=R"\z([[:alnum:]_{}[\]#<>%:;.?*\+\-/\^&|~!=,"']\{,16}\)(+ end=+)\z1"+ contains=@Spell
+  syn match cppCast		"\<\(const\|static\|dynamic\)_pointer_cast\s*<"me=e-1
+  syn match cppCast		"\<\(const\|static\|dynamic\)_pointer_cast\s*$"
 endif
 
 " C++ 14 extensions
@@ -54,6 +57,21 @@ if !exists("cpp_no_cpp14")
   syn case match
 endif
 
+" C++ 17 extensions
+if !exists("cpp_no_cpp17")
+  syn match cppCast		"\<reinterpret_pointer_cast\s*<"me=e-1
+  syn match cppCast		"\<reinterpret_pointer_cast\s*$"
+endif
+
+" C++ 20 extensions
+if !exists("cpp_no_cpp20")
+  syn keyword cppStatement	co_await co_return co_yield requires
+  syn keyword cppStorageClass	consteval constinit
+  syn keyword cppStructure	concept
+  syn keyword cppType		char8_t
+  syn keyword cppModule		import module export
+endif
+
 " The minimum and maximum operators in GNU C++
 syn match cppMinMax "[<>]?"
 
@@ -72,6 +90,7 @@ hi def link cppConstant		Constant
 hi def link cppRawStringDelimiter	Delimiter
 hi def link cppRawString		String
 hi def link cppNumber		Number
+hi def link cppModule		Include
 
 let b:current_syntax = "cpp"
 

syntax/graphql.vim

@@ -1,6 +1,25 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'graphql') == -1
 
-" Vim syntax file
+" Copyright (c) 2016-2019 Jon Parise <jon@indelible.org>
+"
+" Permission is hereby granted, free of charge, to any person obtaining a copy
+" of this software and associated documentation files (the "Software"), to
+" deal in the Software without restriction, including without limitation the
+" rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
+" sell copies of the Software, and to permit persons to whom the Software is
+" furnished to do so, subject to the following conditions:
+"
+" The above copyright notice and this permission notice shall be included in
+" all copies or substantial portions of the Software.
+"
+" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+" IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+" FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+" AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+" LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+" FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+" IN THE SOFTWARE.
+"
 " Language: GraphQL
 " Maintainer: Jon Parise <jon@indelible.org>
 
@@ -8,20 +27,23 @@ if exists('b:current_syntax')
     finish
 endif
 
+syn case match
+
 syn match graphqlComment    "#.*$" contains=@Spell
 
 syn match graphqlOperator   "=" display
 syn match graphqlOperator   "!" display
 syn match graphqlOperator   "|" display
+syn match graphqlOperator   "&" display
 syn match graphqlOperator   "\M..." display
 
 syn keyword graphqlBoolean  true false
 syn keyword graphqlNull     null
 syn match   graphqlNumber   "-\=\<\%(0\|[1-9]\d*\)\%(\.\d\+\)\=\%([eE][-+]\=\d\+\)\=\>" display
 syn region  graphqlString   start=+"+  skip=+\\\\\|\\"+  end=+"\|$+
-syn region  graphqlString   start=+"""+ end=+"""+
+syn region  graphqlString   start=+"""+ skip=+\\"""+ end=+"""+
 
-syn keyword graphqlKeyword on nextgroup=graphqlType skipwhite
+syn keyword graphqlKeyword on nextgroup=graphqlType,graphqlDirectiveLocation skipwhite
 
 syn keyword graphqlStructure enum scalar type union nextgroup=graphqlType skipwhite
 syn keyword graphqlStructure input interface subscription nextgroup=graphqlType skipwhite
@@ -35,7 +57,16 @@ syn match graphqlDirective  "\<@\h\w*\>"   display
 syn match graphqlVariable   "\<\$\h\w*\>"  display
 syn match graphqlName       "\<\h\w*\>"    display
 syn match graphqlType       "\<_*\u\w*\>"  display
-syn match graphqlConstant   "\<[_A-Z][_A-Z0-9]*\>" display
+
+" https://graphql.github.io/graphql-spec/June2018/#ExecutableDirectiveLocation
+syn keyword graphqlDirectiveLocation QUERY MUTATION SUBSCRIPTION FIELD
+syn keyword graphqlDirectiveLocation FRAGMENT_DEFINITION FRAGMENT_SPREAD
+syn keyword graphqlDirectiveLocation INLINE_FRAGMENT
+" https://graphql.github.io/graphql-spec/June2018/#TypeSystemDirectiveLocation
+syn keyword graphqlDirectiveLocation SCHEMA SCALAR OBJECT FIELD_DEFINITION
+syn keyword graphqlDirectiveLocation ARGUMENT_DEFINITION INTERFACE UNION
+syn keyword graphqlDirectiveLocation ENUM ENUM_VALUE INPUT_OBJECT
+syn keyword graphqlDirectiveLocation INPUT_FIELD_DEFINITION
 
 syn keyword graphqlMetaFields __schema __type __typename
 
@@ -52,8 +83,8 @@ hi def link graphqlNull             Keyword
 hi def link graphqlNumber           Number
 hi def link graphqlString           String
 
-hi def link graphqlConstant         Constant
 hi def link graphqlDirective        PreProc
+hi def link graphqlDirectiveLocation Special
 hi def link graphqlName             Identifier
 hi def link graphqlMetaFields       Special
 hi def link graphqlKeyword          Keyword

syntax/markdown_jekyll.vim

@@ -1,34 +0,0 @@
-if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'markdown') == -1
-
-let b:markdown_in_jekyll=0
-
-if getline(1) =~ '^---\s*$'
-  let b:markdown_in_jekyll=1
-
-  syn region markdownJekyllFrontMatter matchgroup=markdownJekyllDelimiter contains=@NoSpell
-    \ start="\%^---" end="^---$"
-
-  syn region markdownJekyllLiquidTag matchgroup=markdownJekyllDelimiter contains=@NoSpell oneline
-    \ start="{%" end="%}"
-
-  syn region markdownJekyllLiquidOutputTag matchgroup=markdownJekyllDelimiter contains=@NoSpell oneline
-    \ start="{{" skip=/"}}"/ end="}}"
-
-  syn region markdownJekyllLiquidBlockTag matchgroup=markdownJekyllDelimiter contains=@NoSpell
-    \ start="{%\s*\z(comment\|raw\|highlight\)[^%]*%}" end="{%\s*\%(no\|end\)\z1\s*%}"
-
-  silent spell! nocomment
-  silent spell! endcomment
-  silent spell! nohighlight
-  silent spell! endhighlight
-  silent spell! noraw
-  silent spell! endraw
-
-  hi def link markdownJekyllFrontMatter         NonText
-  hi def link markdownJekyllLiquidTag           NonText
-  hi def link markdownJekyllLiquidOutputTag     NonText
-  hi def link markdownJekyllLiquidBlockTag      NonText
-  hi def link markdownJekyllDelimiter           Delimiter
-endif
-
-endif

syntax/meson.vim

@@ -119,6 +119,7 @@ syn keyword mesonBuiltin
   \ subdir
   \ subdir_done
   \ subproject
+  \ summary
   \ target_machine
   \ test
   \ vcs_tag

syntax/ocpbuild.vim

@@ -0,0 +1,54 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'ocaml') == -1
+
+" Vim syntax file
+" Language: ocp-build files
+" Maintainer: Florent Monnier
+" Latest Revision: 14 September 2013
+
+if exists("b:current_syntax")
+  finish
+endif
+
+syn keyword ocpKeywords  begin end pack
+syn keyword ocpKeywords  if then else
+
+syn keyword ocpBlockKind  library syntax objects program test
+
+syn keyword ocpFields  files generated dirname archive
+syn keyword ocpFields  requires bundle
+syn keyword ocpFields  tests test_dir test_args test_benchmark
+syn keyword ocpFields  bytecomp bytelink link
+syn keyword ocpFields  has_asm nopervasives sort
+syn keyword ocpFields  comp ccopt byte has_byte
+syn keyword ocpFields  version authors license copyright
+syn keyword ocpFields  lib_files install installed
+
+syn keyword ocpPreProc  test_exit ocp2ml env_strings
+syn keyword ocpPreProc  ocaml_major_version
+syn keyword ocpPreProc  system
+
+" Strings
+syn region ocpString    start=+"+ end=+"+
+
+" Comments
+syn keyword ocpTodo     TODO XXX FIXME BUG contained
+syn region  ocpComment  start="(\*" end="\*)" contains=ocpTodo
+
+" Usual Values
+syn keyword ocpNumber None
+syn keyword ocpNumber true
+syn keyword ocpNumber false
+
+hi def link ocpTodo         Todo
+hi def link ocpComment      Comment
+hi def link ocpString       String
+hi def link ocpBlockKind    Identifier
+hi def link ocpNumber       Number
+hi def link ocpFields       Structure
+hi def link ocpKeywords     Keyword
+hi def link ocpPreProc      PreProc
+
+let b:current_syntax = "ocpbuild"
+
+
+endif

syntax/ocpbuildroot.vim

@@ -0,0 +1,57 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'ocaml') == -1
+
+" Vim syntax file
+" Language: ocp-build.root files
+" Maintainer: Florent Monnier
+" Latest Revision: 14 September 2013
+
+if exists("b:current_syntax")
+  finish
+endif
+
+" Keywords
+syn keyword ocprKeywords digest
+syn keyword ocprKeywords verbosity
+syn keyword ocprKeywords njobs
+syn keyword ocprKeywords autoscan
+syn keyword ocprKeywords bytecode
+syn keyword ocprKeywords native
+syn keyword ocprKeywords meta_dirnames
+syn keyword ocprKeywords install_destdir
+syn keyword ocprKeywords install_bin
+syn keyword ocprKeywords install_lib
+syn keyword ocprKeywords install_data
+syn keyword ocprKeywords install_doc
+syn keyword ocprKeywords ocamllib
+syn keyword ocprKeywords use_ocamlfind
+syn keyword ocprKeywords ocpbuild_version
+syn keyword ocprKeywords project_external_dirs
+syn keyword ocprKeywords files
+syn keyword ocprKeywords install_docdir
+syn keyword ocprKeywords install_datadir
+syn keyword ocprKeywords install_libdir
+syn keyword ocprKeywords install_bindir
+syn keyword ocprKeywords install_metadir
+
+syn keyword ocprNumber None
+syn keyword ocprNumber true
+syn keyword ocprNumber false
+
+" Strings
+syn match ocprString    "\".\{-}\""
+
+" Comments
+syn keyword ocprTodo     TODO XXX FIXME BUG contained
+syn region  ocprComment  start="(\*" end="\*)" contains=ocprTodo
+
+
+hi def link ocprKeywords      Keyword
+hi def link ocprTodo          Todo
+hi def link ocprComment       Comment
+hi def link ocprString        String
+hi def link ocprNumber        Number
+
+let b:current_syntax = "ocpbuildroot"
+
+
+endif

syntax/qml.vim

@@ -1,5 +1,6 @@
 if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'qml') == -1
 
+
 " Vim syntax file
 " Language:     QML
 " Maintainer:   Peter Hoeg <peter@hoeg.com>
@@ -29,7 +30,7 @@ endif
 
 syn case ignore
 
-syn cluster qmlExpr              contains=qmlStringD,qmlStringS,SqmlCharacter,qmlNumber,qmlObjectLiteralType,qmlBoolean,qmlType,qmlJsType,qmlNull,qmlGlobal,qmlFunction
+syn cluster qmlExpr              contains=qmlStringD,qmlStringS,qmlStringT,SqmlCharacter,qmlNumber,qmlObjectLiteralType,qmlBoolean,qmlType,qmlJsType,qmlNull,qmlGlobal,qmlFunction,qmlArrowFunction
 syn keyword qmlCommentTodo       TODO FIXME XXX TBD contained
 syn match   qmlLineComment       "\/\/.*" contains=@Spell,qmlCommentTodo
 syn match   qmlCommentSkip       "^[ \t]*\*\($\|[ \t]\+\)"
@@ -37,6 +38,9 @@ syn region  qmlComment           start="/\*"  end="\*/" contains=@Spell,qmlComme
 syn match   qmlSpecial           "\\\d\d\d\|\\."
 syn region  qmlStringD           start=+"+  skip=+\\\\\|\\"\|\\$+  end=+"+  keepend  contains=qmlSpecial,@htmlPreproc,@Spell
 syn region  qmlStringS           start=+'+  skip=+\\\\\|\\'\|\\$+  end=+'+  keepend  contains=qmlSpecial,@htmlPreproc,@Spell
+syn region  qmlStringT           start=+`+  skip=+\\\\\|\\`\|\\$+  end=+`+  keepend  contains=qmlTemplateExpr,qmlSpecial,@htmlPreproc,@Spell
+
+syntax region  qmlTemplateExpr contained  matchgroup=qmlBraces start=+${+ end=+}+  keepend  contains=@qmlExpr
 
 syn match   qmlCharacter         "'\\.'"
 syn match   qmlNumber            "-\=\<\d\+L\=\>\|0[xX][0-9a-fA-F]\+\>"
@@ -54,7 +58,7 @@ syn keyword qmlType              action alias bool color date double enumeration
 syn keyword qmlStatement         return with
 syn keyword qmlBoolean           true false
 syn keyword qmlNull              null undefined
-syn keyword qmlIdentifier        arguments this var
+syn keyword qmlIdentifier        arguments this var let
 syn keyword qmlLabel             case default
 syn keyword qmlException         try catch finally throw
 syn keyword qmlMessage           alert confirm prompt status
@@ -72,9 +76,10 @@ if get(g:, 'qml_fold', 0)
   setlocal foldmethod=syntax
   setlocal foldtext=getline(v:foldstart)
 else
-  syn keyword qmlFunction function
-  syn match   qmlBraces   "[{}\[\]]"
-  syn match   qmlParens   "[()]"
+  syn keyword qmlFunction         function
+  syn match   qmlArrowFunction    "=>"
+  syn match   qmlBraces           "[{}\[\]]"
+  syn match   qmlParens           "[()]"
 endif
 
 syn sync fromstart
@@ -100,6 +105,7 @@ if version >= 508 || !exists("did_qml_syn_inits")
   HiLink qmlSpecial           Special
   HiLink qmlStringS           String
   HiLink qmlStringD           String
+  HiLink qmlStringT           String
   HiLink qmlCharacter         Character
   HiLink qmlNumber            Number
   HiLink qmlConditional       Conditional
@@ -111,6 +117,7 @@ if version >= 508 || !exists("did_qml_syn_inits")
   HiLink qmlObjectLiteralType Type
   HiLink qmlStatement         Statement
   HiLink qmlFunction          Function
+  HiLink qmlArrowFunction     Function
   HiLink qmlBraces            Function
   HiLink qmlError             Error
   HiLink qmlNull              Keyword

syntax/terraform.vim

@@ -7,6 +7,9 @@ if exists('b:current_syntax')
   finish
 endif
 
+let s:cpo_save = &cpo
+set cpo&vim
+
 " Identifiers are made up of alphanumeric characters, underscores, and
 " hyphens.
 if has('patch-7.4.1142')
@@ -4863,9 +4866,8 @@ syn match terraValueDec      "\<[0-9]\+\([kKmMgG]b\?\)\?\>"
 syn match terraValueHexaDec  "\<0x[0-9a-f]\+\([kKmMgG]b\?\)\?\>"
 syn match terraBraces        "[\[\]]"
 
-""" skip \" in strings.
-""" we may also want to pass \\" into a function to escape quotes.
-syn region terraValueString   start=/"/ skip=/\\\+"/ end=/"/ contains=terraStringInterp
+""" skip \" and \\ in strings.
+syn region terraValueString   start=/"/ skip=/\\\\\|\\"/ end=/"/ contains=terraStringInterp
 syn region terraStringInterp  matchgroup=terraBraces start=/\${/ end=/}/ contained contains=ALL
 syn region terraHereDocText   start=/<<-\?\z([a-z0-9A-Z]\+\)/ end=/^\s*\z1/ contains=terraStringInterp
 
@@ -4923,4 +4925,7 @@ hi def link terraValueNull         Constant
 
 let b:current_syntax = 'terraform'
 
+let &cpo = s:cpo_save
+unlet s:cpo_save
+
 endif