vim-patch:f391327

Updated runtime files.

https://github.com/vim/vim/commit/f391327adbbffb11180cf6038a92af1ed144e907

Ignore changes to
* doc/todo.txt: Irrelevant for Neovim
* doc/channel.txt: Channel docs
* doc/tags, syntax/vim.vim: Generated at build time

12 files changed, 168 insertions, 55 deletions

diff --git a/runtime/doc/eval.txt b/runtime/doc/eval.txt
index 3ebfe8da88..04aff0b3bf 100644
--- a/runtime/doc/eval.txt
+++ b/runtime/doc/eval.txt
@@ -1,4 +1,4 @@
-*eval.txt*	For Vim version 7.4.  Last change: 2016 Feb 19
+*eval.txt*	For Vim version 7.4.  Last change: 2016 Feb 23
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
diff --git a/runtime/doc/help.txt b/runtime/doc/help.txt
index 342c475f9b..fd5b9a99ec 100644
--- a/runtime/doc/help.txt
+++ b/runtime/doc/help.txt
@@ -1,4 +1,4 @@
-*help.txt*	For Vim version 7.4.  Last change: 2016 Jan 10
+*help.txt*	For Vim version 7.4.  Last change: 2016 Feb 22
 
 			VIM - main help file
 									 k
diff --git a/runtime/doc/index.txt b/runtime/doc/index.txt
index e75031ccef..a974aa3d08 100644
--- a/runtime/doc/index.txt
+++ b/runtime/doc/index.txt
@@ -1,4 +1,4 @@
-*index.txt*     For Vim version 7.4.  Last change: 2016 Jan 19
+*index.txt*     For Vim version 7.4.  Last change: 2016 Feb 24
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -1317,6 +1317,7 @@ tag	      command	      action ~
 |:lnfile|	:lnf[ile]	go to first location in next file
 |:lnoremap|	:ln[oremap]	like ":noremap!" but includes Lang-Arg mode
 |:loadkeymap|	:loadk[eymap]	load the following keymaps until EOF
+|:loadplugin|	:loadp[lugin]	load a plugin from 'packpath'
 |:loadview|	:lo[adview]	load view for current window from a file
 |:lockmarks|	:loc[kmarks]	following command keeps marks where they are
 |:lockvar|	:lockv[ar]	lock variables
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index 99b9ca0eb1..887cff0707 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -1,4 +1,4 @@
-*options.txt*	For Vim version 7.4.  Last change: 2016 Feb 21
+*options.txt*	For Vim version 7.4.  Last change: 2016 Feb 24
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -4502,7 +4502,6 @@ A jump table for the options with a short description can be found at |Q_op|.
 				*'packpath'* *'pp'*
 'packpath' 'pp'		string	(default: see 'runtimepath')
 			{not in Vi}
-			{not available without the |+packages| feature}
 	Directories used to find packages.  See |packages|.
 
 
diff --git a/runtime/doc/quickref.txt b/runtime/doc/quickref.txt
index 8e40628e25..b6ab33dd16 100644
--- a/runtime/doc/quickref.txt
+++ b/runtime/doc/quickref.txt
@@ -1,4 +1,4 @@
-*quickref.txt*  For Vim version 7.4.  Last change: 2015 Nov 10
+*quickref.txt*  For Vim version 7.4.  Last change: 2016 Feb 24
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -794,6 +794,7 @@ Short explanation of each option:		*option-list*
 'omnifunc'	  'ofu'     function for filetype-specific completion
 'opendevice'	  'odev'    allow reading/writing devices on MS-Windows
 'operatorfunc'	  'opfunc'  function to be called for |g@| operator
+'packpath'	  'pp'      list of directories used for packages
 'paragraphs'	  'para'    nroff macros that separate paragraphs
 'paste'			    allow pasting text
 'pastetoggle'	  'pt'	    key code that causes 'paste' to toggle
diff --git a/runtime/doc/repeat.txt b/runtime/doc/repeat.txt
index c41d79214a..4db3580efa 100644
--- a/runtime/doc/repeat.txt
+++ b/runtime/doc/repeat.txt
@@ -1,4 +1,4 @@
-*repeat.txt*    For Vim version 7.4.  Last change: 2016 Feb 21
+*repeat.txt*    For Vim version 7.4.  Last change: 2016 Feb 24
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -218,8 +218,6 @@ For writing a Vim script, see chapter 41 of the user manual |usr_41.txt|.
 
 			Also see |load-plugin|.
 
-			{not available without the |+packages| feature}
-
 :scripte[ncoding] [encoding]		*:scripte* *:scriptencoding* *E167*
 			Specify the character encoding used in the script.
 			The following lines will be converted from [encoding]
diff --git a/runtime/doc/syntax.txt b/runtime/doc/syntax.txt
index 4e4ea39e7c..f7e9ece3d8 100644
--- a/runtime/doc/syntax.txt
+++ b/runtime/doc/syntax.txt
@@ -1,4 +1,4 @@
-*syntax.txt*	For Vim version 7.4.  Last change: 2016 Jan 28
+*syntax.txt*	For Vim version 7.4.  Last change: 2016 Feb 24
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -3345,6 +3345,13 @@ Note that schemas are not actually limited to plain scalars, but this is the
 only difference between schemas defined in YAML specification and the only 
 difference defined in the syntax file.
 
+
+ZSH						    *zsh.vim* *ft-zsh-syntax*
+
+The syntax script for zsh allows for syntax-based folding: >
+
+	:let g:zsh_fold_enable = 1
+
 ==============================================================================
 5. Defining a syntax					*:syn-define* *E410*
 
diff --git a/runtime/ftplugin/eiffel.vim b/runtime/ftplugin/eiffel.vim
new file mode 100644
index 0000000000..216fdde162
--- /dev/null
+++ b/runtime/ftplugin/eiffel.vim
@@ -0,0 +1,96 @@
+" Vim filetype plugin
+" Language:	Eiffel
+" Maintainer:	Doug Kearns <dougkearns@gmail.com>
+" Last Change:	2010 Aug 29
+
+if (exists("b:did_ftplugin"))
+  finish
+endif
+let b:did_ftplugin = 1
+
+let s:cpo_save = &cpo
+set cpo&vim
+
+setlocal comments=:--
+setlocal commentstring=--\ %s
+
+setlocal formatoptions-=t formatoptions+=croql
+
+if (has("gui_win32") || has("gui_gtk")) && !exists("b:browsefilter")
+  let b:browsefilter = "Eiffel Source Files (*.e)\t*.e\n" .
+		     \ "Eiffel Control Files (*.ecf, *.ace, *.xace)\t*.ecf;*.ace;*.xace\n" .
+		     \ "All Files (*.*)\t*.*\n"
+endif
+
+if exists("loaded_matchit") && !exists("b:match_words")
+  let b:match_ignorecase = 0
+  " Silly \%^ trick to match note at head of pair and in middle prevents
+  " 'g%' wrapping from 'note' to 'end'
+  let b:match_words = '\%^:' .
+		  \	'\<\%(^note\|indexing\|class\|^obsolete\|inherit\|insert\|^create\|convert\|feature\|^invariant\)\>:' .
+		  \   '^end\>,' .
+		  \   '\<\%(do\|deferred\|external\|once\%(\s\+"\)\@!\|check\|debug\|if\|inspect\|from\|across\)\>:' .
+		  \	'\%(\%(^\s\+\)\@<=\%(then\|until\|loop\)\|\%(then\|until\|loop\)\s\+[^ -]\|' .
+		  \	'\<\%(ensure\%(\s\+then\)\=\|rescue\|_then\|elseif\|else\|when\|\s\@<=invariant\|_until\|_loop\|variant\|_as\|alias\)\>\):' .
+		  \   '\s\@<=end\>'
+  let b:match_skip = 's:\<eiffel\%(Comment\|String\|Operator\)\>'
+  noremap  [% <Nop>
+  noremap  ]% <Nop>
+  vnoremap a% <Nop>
+endif
+
+let b:undo_ftplugin = "setl fo< com< cms<" .
+  \ "| unlet! b:browsefilter b:match_ignorecase b:match_words b:match_skip"
+
+if !exists("g:no_plugin_maps") && !exists("g:no_eiffel_maps")
+  function! s:DoMotion(pattern, count, flags) abort
+    normal! m'
+    for i in range(a:count)
+      call search(a:pattern, a:flags)
+    endfor
+  endfunction
+
+  let sections = '^\%(note\|indexing\|' .
+	     \	 '\%(\%(deferred\|expanded\|external\|frozen\)\s\+\)*class\|' .
+	     \	 'obsolete\|inherit\|insert\|create\|convert\|feature\|' .
+	     \	 'invariant\|end\)\>'
+
+  nnoremap <silent> <buffer> ]] :<C-U>call <SID>DoMotion(sections, v:count1, 'W')<CR>
+  xnoremap <silent> <buffer> ]] :<C-U>exe "normal! gv"<Bar>call <SID>DoMotion(sections, v:count1, 'W')<CR>
+  nnoremap <silent> <buffer> [[ :<C-U>call <SID>DoMotion(sections, v:count1, 'Wb')<CR>
+  xnoremap <silent> <buffer> [[ :<C-U>exe "normal! gv"<Bar>call <SID>DoMotion(sections, v:count1, 'Wb')<CR>
+
+  function! s:DoFeatureMotion(count, flags)
+    let view = winsaveview()
+    call cursor(1, 1)
+    let [features_start, _] = searchpos('^feature\>')
+    call search('^\s\+\a') " find the first feature
+    let spaces = indent(line('.'))
+    let [features_end, _] = searchpos('^\%(invariant\|note\|end\)\>')
+    call winrestview(view)
+    call s:DoMotion('\%>' . features_start . 'l\%<' . features_end . 'l^\s*\%' . (spaces + 1) . 'v\zs\a', a:count, a:flags)
+  endfunction
+
+  nnoremap <silent> <buffer> ]m :<C-U>call <SID>DoFeatureMotion(v:count1, 'W')<CR>
+  xnoremap <silent> <buffer> ]m :<C-U>exe "normal! gv"<Bar>call <SID>DoFeatureMotion(v:count1, 'W')<CR>
+  nnoremap <silent> <buffer> [m :<C-U>call <SID>DoFeatureMotion(v:count1, 'Wb')<CR>
+  xnoremap <silent> <buffer> [m :<C-U>exe "normal! gv"<Bar>call <SID>DoFeatureMotion(v:count1, 'Wb')<CR>
+
+  let comment_block_start = '^\%(\s\+--.*\n\)\@<!\s\+--'
+  let comment_block_end = '^\s\+--.*\n\%(\s\+--\)\@!'
+
+  nnoremap <silent> <buffer> ]- :<C-U>call <SID>DoMotion(comment_block_start, 1, 'W')<CR>
+  xnoremap <silent> <buffer> ]- :<C-U>exe "normal! gv"<Bar>call <SID>DoMotion(comment_block_start, 1, 'W')<CR>
+  nnoremap <silent> <buffer> [- :<C-U>call <SID>DoMotion(comment_block_end, 1, 'Wb')<CR>
+  xnoremap <silent> <buffer> [- :<C-U>exe "normal! gv"<Bar>call <SID>DoMotion(comment_block_end, 1, 'Wb')<CR>
+
+  let b:undo_ftplugin = b:undo_ftplugin .
+    \ "| silent! execute 'unmap <buffer> [[' | silent! execute 'unmap <buffer> ]]'" .
+    \ "| silent! execute 'unmap <buffer> [m' | silent! execute 'unmap <buffer> ]m'" .
+    \ "| silent! execute 'unmap <buffer> [-' | silent! execute 'unmap <buffer> ]-'"
+endif
+
+let &cpo = s:cpo_save
+unlet s:cpo_save
+
+" vim: nowrap sw=2 sts=2 ts=8
diff --git a/runtime/indent/sh.vim b/runtime/indent/sh.vim
index 2d603b0afa..d05bb3770f 100644
--- a/runtime/indent/sh.vim
+++ b/runtime/indent/sh.vim
@@ -3,7 +3,7 @@
 " Maintainer:          Christian Brabandt <cb@256bit.org>
 " Previous Maintainer: Peter Aronoff <telemachus@arpinum.org>
 " Original Author:     Nikolai Weibull <now@bitwi.se>
-" Latest Revision:     2016-01-15
+" Latest Revision:     2016-02-15
 " License:             Vim (see :h license)
 " Repository:          https://github.com/chrisbra/vim-sh-indent
 
@@ -12,14 +12,14 @@ if exists("b:did_indent")
 endif
 let b:did_indent = 1
 
-let b:undo_indent = 'setlocal indentexpr< indentkeys< smartindent<'
-
 setlocal indentexpr=GetShIndent()
 setlocal indentkeys+=0=then,0=do,0=else,0=elif,0=fi,0=esac,0=done,0=end,),0=;;,0=;&
 setlocal indentkeys+=0=fin,0=fil,0=fip,0=fir,0=fix
 setlocal indentkeys-=:,0#
 setlocal nosmartindent
 
+let b:undo_indent = 'setlocal indentexpr< indentkeys< smartindent<'
+
 if exists("*GetShIndent")
   finish
 endif
@@ -67,7 +67,7 @@ function! GetShIndent()
     if !s:is_case_ended(line)
       let ind += s:indent_value('case-statements')
     endif
-  elseif line =~ '^\s*\<\k\+\>\s*()\s*{' || line =~ '^\s*{'
+  elseif line =~ '^\s*\<\k\+\>\s*()\s*{' || line =~ '^\s*{' || line =~ '^\s*function\s*\w\S\+\s*\%(()\)\?\s*{'
     if line !~ '}\s*\%(#.*\)\=$'
       let ind += s:indent_value('default')
     endif
diff --git a/runtime/syntax/sh.vim b/runtime/syntax/sh.vim
index 15a00eb516..3fc236f033 100644
--- a/runtime/syntax/sh.vim
+++ b/runtime/syntax/sh.vim
@@ -2,8 +2,8 @@
 " Language:		shell (sh) Korn shell (ksh) bash (sh)
 " Maintainer:		Charles E. Campbell  <NdrOchipS@PcampbellAfamily.Mbiz>
 " Previous Maintainer:	Lennart Schultz <Lennart.Schultz@ecmwf.int>
-" Last Change:		Feb 16, 2016
-" Version:		144
+" Last Change:		Feb 18, 2016
+" Version:		145
 " URL:		http://www.drchip.org/astronaut/vim/index.html#SYNTAX_SH
 " For options and settings, please use:      :help ft-sh-syntax
 " This file includes many ideas from Eric Brunet (eric.brunet@ens.fr)
diff --git a/runtime/syntax/tex.vim b/runtime/syntax/tex.vim
index 40013b5b99..cef28d65ed 100644
--- a/runtime/syntax/tex.vim
+++ b/runtime/syntax/tex.vim
@@ -1,8 +1,8 @@
 " Vim syntax file
 " Language:	TeX
 " Maintainer:	Charles E. Campbell <NdrchipO@ScampbellPfamily.AbizM>
-" Last Change:	Jan 20, 2016
-" Version:	91
+" Last Change:	Feb 18, 2016
+" Version:	92
 " URL:		http://www.drchip.org/astronaut/vim/index.html#SYNTAX_TEX
 "
 " Notes: {{{1
@@ -200,7 +200,7 @@ if !exists("g:tex_no_math")
 endif
 
 " Try to flag {} and () mismatches: {{{1
-if s:tex_fast =~ 'm'
+if s:tex_fast =~# 'm'
   if !s:tex_no_error
    syn region texMatcher		matchgroup=Delimiter start="{" skip="\\\\\|\\[{}]"	end="}"		transparent contains=@texMatchGroup,texError
    syn region texMatcher		matchgroup=Delimiter start="\["				end="]"		transparent contains=@texMatchGroup,texError,@NoSpell
@@ -217,7 +217,7 @@ endif
 if !s:tex_no_error
  syn match  texError		"[}\])]"
 endif
-if s:tex_fast =~ 'M'
+if s:tex_fast =~# 'M'
   if !exists("g:tex_no_math")
    if !s:tex_no_error
     syn match  texMathError	"}"	contained
@@ -260,14 +260,14 @@ syn match texLigature		"\\\([ijolL]\|ae\|oe\|ss\|AA\|AE\|OE\)$"
 
 " \begin{}/\end{} section markers: {{{1
 syn match  texBeginEnd		"\\begin\>\|\\end\>" nextgroup=texBeginEndName
-if s:tex_fast =~ 'm'
+if s:tex_fast =~# 'm'
   syn region texBeginEndName		matchgroup=Delimiter	start="{"		end="}"	contained	nextgroup=texBeginEndModifier	contains=texComment
   syn region texBeginEndModifier	matchgroup=Delimiter	start="\["		end="]"	contained	contains=texComment,@NoSpell
 endif
 
 " \documentclass, \documentstyle, \usepackage: {{{1
 syn match  texDocType		"\\documentclass\>\|\\documentstyle\>\|\\usepackage\>"	nextgroup=texBeginEndName,texDocTypeArgs
-if s:tex_fast =~ 'm'
+if s:tex_fast =~# 'm'
   syn region texDocTypeArgs	matchgroup=Delimiter start="\[" end="]"			contained	nextgroup=texBeginEndName	contains=texComment,@NoSpell
 endif
 
@@ -281,7 +281,7 @@ syn match texInput		"\\input\s\+[a-zA-Z/.0-9_^]\+"hs=s+7				contains=texStatemen
 syn match texInputFile		"\\include\(graphics\|list\)\=\(\[.\{-}\]\)\=\s*{.\{-}}"	contains=texStatement,texInputCurlies,texInputFileOpt
 syn match texInputFile		"\\\(epsfig\|input\|usepackage\)\s*\(\[.*\]\)\={.\{-}}"		contains=texStatement,texInputCurlies,texInputFileOpt
 syn match texInputCurlies	"[{}]"								contained
-if s:tex_fast =~ 'm'
+if s:tex_fast =~# 'm'
  syn region texInputFileOpt	matchgroup=Delimiter start="\[" end="\]"			contained	contains=texComment
 endif
 
@@ -349,7 +349,7 @@ syn match texSpaceCode		"\\\(math\|cat\|del\|lc\|sf\|uc\)code`"me=e-1 nextgroup=
 syn match texSpaceCodeChar    "`\\\=.\(\^.\)\==\(\d\|\"\x\{1,6}\|`.\)"	contained
 
 " Sections, subsections, etc: {{{1
-if s:tex_fast =~ 'p'
+if s:tex_fast =~# 'p'
  if !s:tex_nospell
   TexFold syn region texDocZone			matchgroup=texSection start='\\begin\s*{\s*document\s*}' end='\\end\s*{\s*document\s*}'											contains=@texFoldGroup,@texDocGroup,@Spell
   TexFold syn region texPartZone		matchgroup=texSection start='\\part\>'			 end='\ze\s*\\\%(part\>\|end\s*{\s*document\s*}\)'								contains=@texFoldGroup,@texPartGroup,@Spell
@@ -376,8 +376,8 @@ if s:tex_fast =~ 'p'
 endif
 
 " particular support for bold and italic {{{1
-if s:tex_fast =~ 'b'
-  if s:tex_conceal =~ 'b'
+if s:tex_fast =~# 'b'
+  if s:tex_conceal =~# 'b'
    if !exists("g:tex_nospell") || !g:tex_nospell
     syn region texBoldStyle	matchgroup=texTypeStyle start="\\textbf\s*{" matchgroup=texTypeStyle  end="}" concealends contains=@texBoldGroup,@Spell
     syn region texBoldItalStyle	matchgroup=texTypeStyle start="\\textit\s*{" matchgroup=texTypeStyle  end="}" concealends contains=@texItalGroup,@Spell
@@ -414,7 +414,7 @@ if !exists("g:tex_no_math")
     let foldcmd= ""
    endif
    exe "syn cluster texMathZones add=".grpname
-   if s:tex_fast =~ 'M'
+   if s:tex_fast =~# 'M'
     exe 'syn region '.grpname.' start='."'".'\\begin\s*{\s*'.a:mathzone.'\s*}'."'".' end='."'".'\\end\s*{\s*'.a:mathzone.'\s*}'."'".' keepend contains=@texMathZoneGroup'.foldcmd
     exe 'syn sync match '.syncname.' grouphere '.grpname.' "\\begin\s*{\s*'.a:mathzone.'\*\s*}"'
     exe 'syn sync match '.syncname.' grouphere '.grpname.' "\\begin\s*{\s*'.a:mathzone.'\*\s*}"'
@@ -424,7 +424,7 @@ if !exists("g:tex_no_math")
     let grpname  = "texMathZone".a:sfx.'S'
     let syncname = "texSyncMathZone".a:sfx.'S'
     exe "syn cluster texMathZones add=".grpname
-    if s:tex_fast =~ 'M'
+    if s:tex_fast =~# 'M'
      exe 'syn region '.grpname.' start='."'".'\\begin\s*{\s*'.a:mathzone.'\*\s*}'."'".' end='."'".'\\end\s*{\s*'.a:mathzone.'\*\s*}'."'".' keepend contains=@texMathZoneGroup'.foldcmd
      exe 'syn sync match '.syncname.' grouphere '.grpname.' "\\begin\s*{\s*'.a:mathzone.'\*\s*}"'
      exe 'syn sync match '.syncname.' grouphere '.grpname.' "\\begin\s*{\s*'.a:mathzone.'\*\s*}"'
@@ -448,8 +448,8 @@ if !exists("g:tex_no_math")
  call TexNewMathZone("L","xxalignat",0)
 
  " Inline Math Zones: {{{2
- if s:tex_fast =~ 'M'
-  if has("conceal") && &enc == 'utf-8' && s:tex_conceal =~ 'd'
+ if s:tex_fast =~# 'M'
+  if has("conceal") && &enc == 'utf-8' && s:tex_conceal =~# 'd'
    syn region texMathZoneV	matchgroup=Delimiter start="\\("			matchgroup=Delimiter	end="\\)\|%stopzone\>"			keepend concealends contains=@texMathZoneGroup
    syn region texMathZoneW	matchgroup=Delimiter start="\\\["			matchgroup=Delimiter	end="\\]\|%stopzone\>"			keepend concealends contains=@texMathZoneGroup
    syn region texMathZoneX	matchgroup=Delimiter start="\$" skip="\\\\\|\\\$"	matchgroup=Delimiter	end="\$"	end="%stopzone\>"		concealends contains=@texMathZoneGroup
@@ -466,7 +466,7 @@ if !exists("g:tex_no_math")
  syn match texMathOper		"[_^=]" contained
 
  " Text Inside Math Zones: {{{2
- if s:tex_fast =~ 'M'
+ if s:tex_fast =~# 'M'
   if !exists("g:tex_nospell") || !g:tex_nospell
    syn region texMathText matchgroup=texStatement start='\\\(\(inter\)\=text\|mbox\)\s*{'	end='}'	contains=@texFoldGroup,@Spell
   else
@@ -476,7 +476,7 @@ if !exists("g:tex_no_math")
 
  " \left..something.. and \right..something.. support: {{{2
  syn match   texMathDelimBad	contained		"\S"
- if has("conceal") && &enc == 'utf-8' && s:tex_conceal =~ 'm'
+ if has("conceal") && &enc == 'utf-8' && s:tex_conceal =~# 'm'
   syn match   texMathDelim	contained		"\\left\\{\>"	skipwhite nextgroup=texMathDelimSet1,texMathDelimSet2,texMathDelimBad contains=texMathSymbol cchar={
   syn match   texMathDelim	contained		"\\right\\}\>"	skipwhite nextgroup=texMathDelimSet1,texMathDelimSet2,texMathDelimBad contains=texMathSymbol cchar=}
   let s:texMathDelimList=[
@@ -568,13 +568,13 @@ else
   " allows syntax-folding of 2 or more contiguous comment lines
   " single-line comments are not folded
   syn match  texComment	"%.*$"				contains=@texCommentGroup
-  if s:tex_fast =~ 'c'
+  if s:tex_fast =~# 'c'
    TexFold syn region texComment						start="^\zs\s*%.*\_s*%"	skip="^\s*%"	end='^\ze\s*[^%]'	contains=@texCommentGroup
    TexFold syn region texNoSpell	contained	matchgroup=texComment	start="%\s*nospell\s*{"	end="%\s*nospell\s*}"			contains=@texFoldGroup,@NoSpell
   endif
  else
   syn match texComment		"%.*$"			contains=@texCommentGroup
-  if s:tex_fast =~ 'c'
+  if s:tex_fast =~# 'c'
    syn region texNoSpell		contained	matchgroup=texComment start="%\s*nospell\s*{"	end="%\s*nospell\s*}"	contains=@texFoldGroup,@NoSpell
   endif
  endif
@@ -583,7 +583,7 @@ endif
 " Separate lines used for verb` and verb# so that the end conditions {{{1
 " will appropriately terminate.
 " If g:tex_verbspell exists, then verbatim texZones will permit spellchecking there.
-if s:tex_fast =~ 'v'
+if s:tex_fast =~# 'v'
   if exists("g:tex_verbspell") && g:tex_verbspell
    syn region texZone		start="\\begin{[vV]erbatim}"		end="\\end{[vV]erbatim}\|%stopzone\>"	contains=@Spell
    " listings package:
@@ -614,7 +614,7 @@ if s:tex_fast =~ 'v'
 endif
 
 " Tex Reference Zones: {{{1
-if s:tex_fast =~ 'r'
+if s:tex_fast =~# 'r'
   syn region texZone		matchgroup=texStatement start="@samp{"			end="}\|%stopzone\>"	contains=@texRefGroup
   syn region texRefZone		matchgroup=texStatement start="\\nocite{"		end="}\|%stopzone\>"	contains=@texRefGroup
   syn region texRefZone		matchgroup=texStatement start="\\bibliography{"		end="}\|%stopzone\>"	contains=@texRefGroup
@@ -628,13 +628,13 @@ syn match  texRefZone		'\\cite\%([tp]\*\=\)\=' nextgroup=texRefOption,texCite
 
 " Handle newcommand, newenvironment : {{{1
 syn match  texNewCmd				"\\newcommand\>"			nextgroup=texCmdName skipwhite skipnl
-if s:tex_fast =~ 'V'
+if s:tex_fast =~# 'V'
   syn region texCmdName contained matchgroup=Delimiter start="{"rs=s+1  end="}"		nextgroup=texCmdArgs,texCmdBody skipwhite skipnl
   syn region texCmdArgs contained matchgroup=Delimiter start="\["rs=s+1 end="]"		nextgroup=texCmdBody skipwhite skipnl
   syn region texCmdBody contained matchgroup=Delimiter start="{"rs=s+1 skip="\\\\\|\\[{}]"	matchgroup=Delimiter end="}" contains=@texCmdGroup
 endif
 syn match  texNewEnv				"\\newenvironment\>"			nextgroup=texEnvName skipwhite skipnl
-if s:tex_fast =~ 'V'
+if s:tex_fast =~# 'V'
   syn region texEnvName contained matchgroup=Delimiter start="{"rs=s+1  end="}"		nextgroup=texEnvBgn skipwhite skipnl
   syn region texEnvBgn  contained matchgroup=Delimiter start="{"rs=s+1  end="}"		nextgroup=texEnvEnd skipwhite skipnl contains=@texEnvGroup
   syn region texEnvEnd  contained matchgroup=Delimiter start="{"rs=s+1  end="}"		skipwhite skipnl contains=@texEnvGroup
@@ -660,11 +660,11 @@ syn match texString		"\(``\|''\|,,\)"
 
 " makeatletter -- makeatother sections
 if !s:tex_no_error
- if s:tex_fast =~ 'S'
+ if s:tex_fast =~# 'S'
   syn region texStyle			matchgroup=texStatement start='\\makeatletter' end='\\makeatother'	contains=@texStyleGroup contained
  endif
  syn match  texStyleStatement		"\\[a-zA-Z@]\+"	contained
- if s:tex_fast =~ 'S'
+ if s:tex_fast =~# 'S'
   syn region texStyleMatcher		matchgroup=Delimiter start="{" skip="\\\\\|\\[{}]"	end="}"		contains=@texStyleGroup,texError	contained
   syn region texStyleMatcher		matchgroup=Delimiter start="\["				end="]"		contains=@texStyleGroup,texError	contained
  endif
@@ -675,7 +675,7 @@ if has("conceal") && &enc == 'utf-8'
 
  " Math Symbols {{{2
  " (many of these symbols were contributed by Björn Winckler)
- if s:tex_conceal =~ 'm'
+ if s:tex_conceal =~# 'm'
   let s:texMathList=[
     \ ['|'		, '‖'],
     \ ['aleph'		, 'ℵ'],
@@ -956,7 +956,7 @@ if has("conceal") && &enc == 'utf-8'
 "    \ ['uminus'	, 'X']
 "    \ ['uplus'		, 'X']
   for texmath in s:texMathList
-   if texmath[0] =~ '\w$'
+   if texmath[0] =~# '\w$'
     exe "syn match texMathSymbol '\\\\".texmath[0]."\\>' contained conceal cchar=".texmath[1]
    else
     exe "syn match texMathSymbol '\\\\".texmath[0]."' contained conceal cchar=".texmath[1]
@@ -995,7 +995,7 @@ if has("conceal") && &enc == 'utf-8'
  endif
 
  " Greek {{{2
- if s:tex_conceal =~ 'g'
+ if s:tex_conceal =~# 'g'
   fun! s:Greek(group,pat,cchar)
     exe 'syn match '.a:group." '".a:pat."' contained conceal cchar=".a:cchar
   endfun
@@ -1042,14 +1042,14 @@ if has("conceal") && &enc == 'utf-8'
  endif
 
  " Superscripts/Subscripts {{{2
- if s:tex_conceal =~ 's'
-  if s:tex_fast =~ 's'
+ if s:tex_conceal =~# 's'
+  if s:tex_fast =~# 's'
    syn region texSuperscript	matchgroup=Delimiter start='\^{'	skip="\\\\\|\\[{}]" end='}'	contained concealends contains=texSpecialChar,texSuperscripts,texStatement,texSubscript,texSuperscript,texMathMatcher
    syn region texSubscript	matchgroup=Delimiter start='_{'		skip="\\\\\|\\[{}]" end='}'	contained concealends contains=texSpecialChar,texSubscripts,texStatement,texSubscript,texSuperscript,texMathMatcher
   endif
   " s:SuperSub:
   fun! s:SuperSub(group,leader,pat,cchar)
-    if a:pat =~ '^\\' || (a:leader == '\^' && a:pat =~ g:tex_superscripts) || (a:leader == '_' && a:pat =~ g:tex_subscripts)
+    if a:pat =~# '^\\' || (a:leader == '\^' && a:pat =~# g:tex_superscripts) || (a:leader == '_' && a:pat =~# g:tex_subscripts)
 "     call Decho("SuperSub: group<".a:group."> leader<".a:leader."> pat<".a:pat."> cchar<".a:cchar.">")
      exe 'syn match '.a:group." '".a:leader.a:pat."' contained conceal cchar=".a:cchar
      exe 'syn match '.a:group."s '".a:pat        ."' contained conceal cchar=".a:cchar.' nextgroup='.a:group.'s'
@@ -1154,7 +1154,7 @@ if has("conceal") && &enc == 'utf-8'
  endif
 
  " Accented characters: {{{2
- if s:tex_conceal =~ 'a'
+ if s:tex_conceal =~# 'a'
   if b:tex_stylish
    syn match texAccent		"\\[bcdvuH][^a-zA-Z@]"me=e-1
    syn match texLigature		"\\\([ijolL]\|ae\|oe\|ss\|AA\|AE\|OE\)[^a-zA-Z@]"me=e-1
@@ -1169,7 +1169,7 @@ if has("conceal") && &enc == 'utf-8'
        let i= i + 1
        continue
       endif
-      if accent =~ '\a'
+      if accent =~# '\a'
        exe "syn match texAccent '".'\\'.accent.'\(\s*{'.a:chr.'}\|\s\+'.a:chr.'\)'."' conceal cchar=".a:{i}
       else
        exe "syn match texAccent '".'\\'.accent.'\s*\({'.a:chr.'}\|'.a:chr.'\)'."' conceal cchar=".a:{i}
diff --git a/runtime/syntax/zsh.vim b/runtime/syntax/zsh.vim
index 25d4cd4936..0d385a35d0 100644
--- a/runtime/syntax/zsh.vim
+++ b/runtime/syntax/zsh.vim
@@ -2,7 +2,7 @@
 " Language:             Zsh shell script
 " Maintainer:           Christian Brabandt <cb@256bit.org>
 " Previous Maintainer:  Nikolai Weibull <now@bitwi.se>
-" Latest Revision:      2016-01-25
+" Latest Revision:      2016-02-15
 " License:              Vim (see :h license)
 " Repository:		https://github.com/chrisbra/vim-zsh
 
@@ -13,20 +13,29 @@ endif
 let s:cpo_save = &cpo
 set cpo&vim
 
-setlocal iskeyword+=-
-setlocal foldmethod=syntax
+if v:version > 704 || (v:version == 704 && has("patch1142"))
+    syn iskeyword @,48-57,_,192-255,#,-
+else
+    setlocal iskeyword+=-
+endif
+if get(g:, 'zsh_fold_enable', 0)
+    setlocal foldmethod=syntax
+endif
 
 syn keyword zshTodo             contained TODO FIXME XXX NOTE
 
 syn region  zshComment          oneline start='\%(^\|\s*\)#' end='$'
-                                \ contains=zshTodo,@Spell
+                                \ contains=zshTodo,@Spell fold
+
+syn region  zshComment          start='^\s*#' end='^\%(\s*#\)\@!'
+                                \ contains=zshTodo,@Spell fold
 
 syn match   zshPreProc          '^\%1l#\%(!\|compdef\|autoload\).*$'
 
 syn match   zshQuoted           '\\.'
 syn region  zshString           matchgroup=zshStringDelimiter start=+"+ end=+"+
-                                \ contains=zshQuoted,@zshDerefs,@zshSubst
-syn region  zshString           matchgroup=zshStringDelimiter start=+'+ end=+'+
+                                \ contains=zshQuoted,@zshDerefs,@zshSubst fold
+syn region  zshString           matchgroup=zshStringDelimiter start=+'+ end=+'+ fold
 " XXX: This should probably be more precise, but Zsh seems a bit confused about it itself
 syn region  zshPOSIXString      matchgroup=zshStringDelimiter start=+\$'+
                                 \ end=+'+ contains=zshQuoted
@@ -46,7 +55,7 @@ syn keyword zshException        always
 
 syn keyword zshKeyword          function nextgroup=zshKSHFunction skipwhite
 
-syn match   zshKSHFunction      contained '\k\+'
+syn match   zshKSHFunction      contained '\w\S\+'
 syn match   zshFunction         '^\s*\k\+\ze\s*()'
 
 syn match   zshOperator         '||\|&&\|;\|&!\='
@@ -317,6 +326,8 @@ syn region  zshMathSubst        matchgroup=zshSubstDelim transparent
                                 \ @zshDerefs,zshString keepend fold
 syn region  zshBrackets         contained transparent start='{' skip='\\}'
                                 \ end='}' fold
+syn region  zshBrackets         transparent start='{' skip='\\}'
+                                \ end='}' contains=TOP fold
 syn region  zshSubst            matchgroup=zshSubstDelim start='\${' skip='\\}'
                                 \ end='}' contains=@zshSubst,zshBrackets,zshQuoted,zshString fold
 syn region  zshOldSubst         matchgroup=zshSubstDelim start=+`+ skip=+\\`+