Revert stylus provider

syntax/basic/function.vim

@@ -3,7 +3,7 @@ if polyglot#init#is_disabled(expand('<sfile>:p'), 'typescript', 'syntax/basic/fu
 endif
 
 syntax keyword typescriptAsyncFuncKeyword      async
-  \ nextgroup=typescriptFuncKeyword,typescriptArrowFuncDef
+  \ nextgroup=typescriptFuncKeyword,typescriptArrowFuncDef,typescriptArrowFuncTypeParameter
   \ skipwhite
 
 syntax keyword typescriptAsyncFuncKeyword      await
@@ -28,18 +28,22 @@ syntax match   typescriptArrowFuncDef          contained /\K\k*\s*=>/
   \ skipwhite skipempty
 
 syntax match   typescriptArrowFuncDef          contained /(\%(\_[^()]\+\|(\_[^()]*)\)*)\_s*=>/
-  \ contains=typescriptArrowFuncArg,typescriptArrowFunc
+  \ contains=typescriptArrowFuncArg,typescriptArrowFunc,@typescriptCallSignature
   \ nextgroup=@typescriptExpression,typescriptBlock
   \ skipwhite skipempty
 
-syntax region  typescriptArrowFuncDef          contained start=/(\%(\_[^()]\+\|(\_[^()]*)\)*):/ end=/=>/
-  \ contains=typescriptArrowFuncArg,typescriptArrowFunc,typescriptTypeAnnotation
+syntax region  typescriptArrowFuncDef          contained start=/(\%(\_[^()]\+\|(\_[^()]*)\)*):/ matchgroup=typescriptArrowFunc end=/=>/
+  \ contains=typescriptArrowFuncArg,typescriptTypeAnnotation,@typescriptCallSignature
   \ nextgroup=@typescriptExpression,typescriptBlock
   \ skipwhite skipempty keepend
 
+syntax region  typescriptArrowFuncTypeParameter start=/</ end=/>/
+  \ contains=@typescriptTypeParameterCluster
+  \ nextgroup=typescriptArrowFuncDef
+  \ contained skipwhite skipnl
+
 syntax match   typescriptArrowFunc             /=>/
 syntax match   typescriptArrowFuncArg          contained /\K\k*/
-syntax region  typescriptArrowFuncArg          contained start=/<\|(/ end=/\ze=>/ contains=@typescriptCallSignature
 
 syntax region typescriptReturnAnnotation contained start=/:/ end=/{/me=e-1 contains=@typescriptType nextgroup=typescriptBlock
 

syntax/diff.vim

@@ -6,7 +6,7 @@ endif
 " Language:	Diff (context or unified)
 " Maintainer:	Bram Moolenaar <Bram@vim.org>
 "               Translations by Jakson Alves de Aquino.
-" Last Change:	2020 Dec 07
+" Last Change:	2020 Dec 30
 
 " Quit when a (custom) syntax file was already loaded
 if exists("b:current_syntax")
@@ -352,11 +352,16 @@ syn match diffLine	"^\d\+\(,\d\+\)\=[cda]\d\+\>.*"
 syn match diffFile	"^diff\>.*"
 syn match diffFile	"^Index: .*"
 syn match diffFile	"^==== .*"
-" Old style diff uses *** for old and --- for new.
-" Unified diff uses --- for old and +++ for new; names are wrong but it works.
-syn match diffOldFile	"^+++ .*"
-syn match diffOldFile	"^\*\*\* .*"
-syn match diffNewFile	"^--- .*"
+
+if search('^@@ -\S\+ +\S\+ @@', 'nw', '', 100)
+  " unified
+  syn match diffOldFile	"^--- .*"
+  syn match diffNewFile	"^+++ .*"
+else
+  " context / old style
+  syn match diffOldFile	"^\*\*\* .*"
+  syn match diffNewFile	"^--- .*"
+endif
 
 " Used by git
 syn match diffIndexLine	"^index \x\x\x\x.*"

syntax/fstab.vim

@@ -5,8 +5,8 @@ endif
 " Vim syntax file
 " Language: fstab file
 " Maintainer: Radu Dineiu <radu.dineiu@gmail.com>
-" URL: https://raw.github.com/rid9/vim-fstab/master/fstab.vim
-" Last Change: 2020 Aug 06
+" URL: https://raw.github.com/rid9/vim-fstab/master/syntax/fstab.vim
+" Last Change: 2020 Dec 30
 " Version: 1.4
 "
 " Credits:

syntax/odin.vim

@@ -64,8 +64,7 @@ syntax keyword odinDefer defer
 syntax region odinChar start=/\v'/ skip=/\v\\./ end=/\v'/
 syntax region odinString start=/\v"/ skip=/\v\\./ end=/\v"/
 
-syntax match odinFunction "\v<\w*>(\s*::\s*)@="
-syntax match odinDynamicFunction "\v<\w*(\s*:\=\s*\(.*\))@="
+syntax match odinFunction "\v<\w*>(\s*::\s*proc)@="
 
 syntax match odinTagNote "@\<\w\+\>" display
 
@@ -145,7 +144,6 @@ highlight link odinBitField Structure
 highlight link odinBitSet Structure
 
 highlight link odinFunction Function
-highlight link odinDynamicFunction Function
 
 highlight link odinMacro Macro
 highlight link odinIf Conditional

syntax/sml.vim

@@ -7,13 +7,16 @@ endif
 " Filenames:    *.sml *.sig
 " Maintainers:  Markus Mottl            <markus.mottl@gmail.com>
 "               Fabrizio Zeno Cornelli  <zeno@filibusta.crema.unimi.it>
-" URL:          http://www.ocaml.info/vim/syntax/sml.vim
-" Last Change:  2006 Oct 23 - Fixed character highlighting bug (MM)
-"               2002 Jun 02 - Fixed small typo  (MM)
-"               2001 Nov 20 - Fixed small highlighting bug with modules (MM)
+" Last Change:  2019 Oct 01 - Only spell check strings & comments (Chuan Wei Foo)
+"               2015 Aug 31 - Fixed opening of modules (Ramana Kumar)
+"               2006 Oct 23 - Fixed character highlighting bug (MM)
 
 " quit when a syntax file was already loaded
 if exists("b:current_syntax")
+
+" Disable spell checking of syntax.
+syn spell notoplevel
+
   finish
 endif
 
@@ -56,7 +59,7 @@ syn region   smlEncl transparent matchgroup=smlKeyword start="#\[" matchgroup=sm
 
 
 " Comments
-syn region   smlComment start="(\*" end="\*)" contains=smlComment,smlTodo
+syn region   smlComment start="(\*" end="\*)" contains=smlComment,smlTodo,@Spell
 syn keyword  smlTodo contained TODO FIXME XXX
 
 
@@ -86,7 +89,7 @@ syn region   smlSig matchgroup=smlModule start="\<sig\>" matchgroup=smlModule en
 syn region   smlModSpec matchgroup=smlKeyword start="\<structure\>" matchgroup=smlModule end="\<\u\(\w\|'\)*\>" contained contains=@smlAllErrs,smlComment skipwhite skipempty nextgroup=smlModTRWith,smlMPRestr
 
 " "open"
-syn region   smlNone matchgroup=smlKeyword start="\<open\>" matchgroup=smlModule end="\<\u\(\w\|'\)*\(\.\u\(\w\|'\)*\)*\>" contains=@smlAllErrs,smlComment
+syn region   smlNone matchgroup=smlKeyword start="\<open\>" matchgroup=smlModule end="\<\w\(\w\|'\)*\(\.\w\(\w\|'\)*\)*\>" contains=@smlAllErrs,smlComment
 
 " "structure" - somewhat complicated stuff ;-)
 syn region   smlModule matchgroup=smlKeyword start="\<\(structure\|functor\)\>" matchgroup=smlModule end="\<\u\(\w\|'\)*\>" contains=@smlAllErrs,smlComment skipwhite skipempty nextgroup=smlPreDef
@@ -140,7 +143,7 @@ syn match    smlModPath      "\u\(\w\|'\)*\."he=e-1
 
 syn match    smlCharacter    +#"\\""\|#"."\|#"\\\d\d\d"+
 syn match    smlCharErr      +#"\\\d\d"\|#"\\\d"+
-syn region   smlString       start=+"+ skip=+\\\\\|\\"+ end=+"+
+syn region   smlString       start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=@Spell
 
 syn match    smlFunDef       "=>"
 syn match    smlRefAssign    ":="
@@ -153,9 +156,9 @@ syn match    smlKeyChar      ";"
 syn match    smlKeyChar      "\*"
 syn match    smlKeyChar      "="
 
-syn match    smlNumber	      "\<-\=\d\+\>"
-syn match    smlNumber	      "\<-\=0[x|X]\x\+\>"
-syn match    smlReal	      "\<-\=\d\+\.\d*\([eE][-+]\=\d\+\)\=[fl]\=\>"
+syn match    smlNumber        "\<-\=\d\+\>"
+syn match    smlNumber        "\<-\=0[x|X]\x\+\>"
+syn match    smlReal          "\<-\=\d\+\.\d*\([eE][-+]\=\d\+\)\=[fl]\=\>"
 
 " Synchronization
 syn sync minlines=20
@@ -171,49 +174,49 @@ syn sync match smlSigSync     groupthere smlSig     "\<end\>"
 " Define the default highlighting.
 " Only when an item doesn't have highlighting yet
 
-hi def link smlBraceErr	 Error
-hi def link smlBrackErr	 Error
-hi def link smlParenErr	 Error
+hi def link smlBraceErr     Error
+hi def link smlBrackErr     Error
+hi def link smlParenErr     Error
 
-hi def link smlCommentErr	 Error
+hi def link smlCommentErr   Error
 
-hi def link smlEndErr	 Error
-hi def link smlThenErr	 Error
+hi def link smlEndErr       Error
+hi def link smlThenErr      Error
 
-hi def link smlCharErr	 Error
+hi def link smlCharErr      Error
 
-hi def link smlComment	 Comment
+hi def link smlComment      Comment
 
-hi def link smlModPath	 Include
-hi def link smlModule	 Include
-hi def link smlModParam1	 Include
-hi def link smlModType	 Include
-hi def link smlMPRestr3	 Include
-hi def link smlFullMod	 Include
+hi def link smlModPath      Include
+hi def link smlModule       Include
+hi def link smlModParam1    Include
+hi def link smlModType      Include
+hi def link smlMPRestr3     Include
+hi def link smlFullMod      Include
 hi def link smlModTypeRestr Include
-hi def link smlWith	 Include
-hi def link smlMTDef	 Include
+hi def link smlWith         Include
+hi def link smlMTDef        Include
 
 hi def link smlConstructor  Constant
 
-hi def link smlModPreRHS	 Keyword
-hi def link smlMPRestr2	 Keyword
-hi def link smlKeyword	 Keyword
-hi def link smlFunDef	 Keyword
-hi def link smlRefAssign	 Keyword
-hi def link smlKeyChar	 Keyword
-hi def link smlAnyVar	 Keyword
-hi def link smlTopStop	 Keyword
-hi def link smlOperator	 Keyword
+hi def link smlModPreRHS    Keyword
+hi def link smlMPRestr2     Keyword
+hi def link smlKeyword      Keyword
+hi def link smlFunDef       Keyword
+hi def link smlRefAssign    Keyword
+hi def link smlKeyChar      Keyword
+hi def link smlAnyVar       Keyword
+hi def link smlTopStop      Keyword
+hi def link smlOperator     Keyword
 
-hi def link smlBoolean	 Boolean
-hi def link smlCharacter	 Character
-hi def link smlNumber	 Number
-hi def link smlReal	 Float
-hi def link smlString	 String
-hi def link smlType	 Type
-hi def link smlTodo	 Todo
-hi def link smlEncl	 Keyword
+hi def link smlBoolean      Boolean
+hi def link smlCharacter    Character
+hi def link smlNumber       Number
+hi def link smlReal         Float
+hi def link smlString       String
+hi def link smlType         Type
+hi def link smlTodo         Todo
+hi def link smlEncl         Keyword
 
 
 let b:current_syntax = "sml"