vim-patch:e46a44050562

Runtime file updates
https://github.com/vim/vim/commit/e46a4405056276b4cbdacee76b11f85c8ea1830b

Omit vim9.

1 files changed, 499 insertions, 717 deletions

diff --git a/runtime/syntax/neomuttrc.vim b/runtime/syntax/neomuttrc.vim
index 14852c1e1d..bd73de49ea 100644
--- a/runtime/syntax/neomuttrc.vim
+++ b/runtime/syntax/neomuttrc.vim
@@ -2,10 +2,10 @@
 " Language:	NeoMutt setup files
 " Maintainer:	Richard Russon <rich@flatcap.org>
 " Previous Maintainer:	Guillaume Brogi <gui-gui@netcourrier.com>
-" Last Change:	2019-11-18
+" Last Change:	2020-06-21
 " Original version based on syntax/muttrc.vim
 
-" This file covers NeoMutt 2019-11-02
+" This file covers NeoMutt 2020-06-19
 
 " quit when a syntax file was already loaded
 if exists("b:current_syntax")
@@ -19,23 +19,22 @@ set cpo&vim
 setlocal isk=@,48-57,_,-
 
 " handling optional variables
-syntax match muttrcComment		"^# .*$" contains=@Spell
-syntax match muttrcComment		"^#[^ ].*$"
-syntax match muttrcComment		"^#$"
-syntax match muttrcComment		"[^\\]#.*$"lc=1
+syntax match muttrcComment	"^# .*$" contains=@Spell
+syntax match muttrcComment	"^#[^ ].*$"
+syntax match muttrcComment	"^#$"
+syntax match muttrcComment	"[^\\]#.*$"lc=1
 
 " Escape sequences (back-tick and pipe goes here too)
-syntax match muttrcEscape		+\\[#tnr"'Cc ]+
-syntax match muttrcEscape		+[`|]+
-syntax match muttrcEscape		+\\$+
+syntax match muttrcEscape	+\\[#tnr"'Cc ]+
+syntax match muttrcEscape	+[`|]+
+syntax match muttrcEscape	+\\$+
 
 " The variables takes the following arguments
-"syn match  muttrcString		contained "=\s*[^ #"'`]\+"lc=1 contains=muttrcEscape
-syntax region muttrcString		contained keepend start=+"+ms=e skip=+\\"+ end=+"+ contains=muttrcEscape,muttrcCommand,muttrcAction,muttrcShellString
-syntax region muttrcString		contained keepend start=+'+ms=e skip=+\\'+ end=+'+ contains=muttrcEscape,muttrcCommand,muttrcAction
+syntax region muttrcString	contained keepend start=+"+ms=e skip=+\\"+ end=+"+ contains=muttrcEscape,muttrcCommand,muttrcAction,muttrcShellString
+syntax region muttrcString	contained keepend start=+'+ms=e skip=+\\'+ end=+'+ contains=muttrcEscape,muttrcCommand,muttrcAction
 syntax match muttrcStringNL	contained skipwhite skipnl "\s*\\$" nextgroup=muttrcString,muttrcStringNL
 
-syntax region muttrcShellString	matchgroup=muttrcEscape keepend start=+`+ skip=+\\`+ end=+`+ contains=muttrcVarStr,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcCommand,muttrcVarDeprecatedStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad
+syntax region muttrcShellString	matchgroup=muttrcEscape keepend start=+`+ skip=+\\`+ end=+`+ contains=muttrcVarStr,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcCommand
 
 syntax match  muttrcRXChars	contained /[^\\][][.*?+]\+/hs=s+1
 syntax match  muttrcRXChars	contained /[][|()][.*?+]*/
@@ -45,54 +44,53 @@ syntax match  muttrcRXChars	contained /\\/
 " Why does muttrcRXString2 work with one \ when muttrcRXString requires two?
 syntax region muttrcRXString	contained skipwhite start=+'+ skip=+\\'+ end=+'+ contains=muttrcRXChars
 syntax region muttrcRXString	contained skipwhite start=+"+ skip=+\\"+ end=+"+ contains=muttrcRXChars
-syntax region muttrcRXString	contained skipwhite start=+[^ 	"'^]+ skip=+\\\s+ end=+\s+re=e-1 contains=muttrcRXChars
+syntax region muttrcRXString	contained skipwhite start=+[^	 "'^]+ skip=+\\\s+ end=+\s+re=e-1 contains=muttrcRXChars
 " For some reason, skip refuses to match backslashes here...
 syntax region muttrcRXString	contained matchgroup=muttrcRXChars skipwhite start=+\^+ end=+[^\\]\s+re=e-1 contains=muttrcRXChars
 syntax region muttrcRXString	contained matchgroup=muttrcRXChars skipwhite start=+\^+ end=+$\s+ contains=muttrcRXChars
 syntax region muttrcRXString2	contained skipwhite start=+'+ skip=+\'+ end=+'+ contains=muttrcRXChars
 syntax region muttrcRXString2	contained skipwhite start=+"+ skip=+\"+ end=+"+ contains=muttrcRXChars
 
-" these must be kept synchronized with muttrcRXString, but are intended for
-" muttrcRXHooks
+" these must be kept synchronized with muttrcRXString, but are intended for muttrcRXHooks
 syntax region muttrcRXHookString	contained keepend skipwhite start=+'+ skip=+\\'+ end=+'+ contains=muttrcRXString nextgroup=muttrcString,muttrcStringNL
 syntax region muttrcRXHookString	contained keepend skipwhite start=+"+ skip=+\\"+ end=+"+ contains=muttrcRXString nextgroup=muttrcString,muttrcStringNL
-syntax region muttrcRXHookString	contained keepend skipwhite start=+[^ 	"'^]+ skip=+\\\s+ end=+\s+re=e-1 contains=muttrcRXString nextgroup=muttrcString,muttrcStringNL
+syntax region muttrcRXHookString	contained keepend skipwhite start=+[^	 "'^]+ skip=+\\\s+ end=+\s+re=e-1 contains=muttrcRXString nextgroup=muttrcString,muttrcStringNL
 syntax region muttrcRXHookString	contained keepend skipwhite start=+\^+ end=+[^\\]\s+re=e-1 contains=muttrcRXString nextgroup=muttrcString,muttrcStringNL
 syntax region muttrcRXHookString	contained keepend matchgroup=muttrcRXChars skipwhite start=+\^+ end=+$\s+ contains=muttrcRXString nextgroup=muttrcString,muttrcStringNL
-syntax match muttrcRXHookStringNL contained skipwhite skipnl "\s*\\$" nextgroup=muttrcRXHookString,muttrcRXHookStringNL
+syntax match muttrcRXHookStringNL	contained skipwhite skipnl "\s*\\$" nextgroup=muttrcRXHookString,muttrcRXHookStringNL
 
 " these are exclusively for args lists (e.g. -rx pat pat pat ...)
-syntax region muttrcRXPat		contained keepend skipwhite start=+'+ skip=+\\'+ end=+'\s*+ contains=muttrcRXString nextgroup=muttrcRXPat
-syntax region muttrcRXPat		contained keepend skipwhite start=+"+ skip=+\\"+ end=+"\s*+ contains=muttrcRXString nextgroup=muttrcRXPat
-syntax match muttrcRXPat		contained /[^-'"#!]\S\+/ skipwhite contains=muttrcRXChars nextgroup=muttrcRXPat
-syntax match muttrcRXDef 		contained "-rx\s\+" skipwhite nextgroup=muttrcRXPat
-
-syntax match muttrcSpecial		+\(['"]\)!\1+
-
-syntax match muttrcSetStrAssignment contained skipwhite /=\s*\%(\\\?\$\)\?[0-9A-Za-z_-]\+/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr contains=muttrcVariable,muttrcEscapedVariable
-syntax region muttrcSetStrAssignment contained skipwhite keepend start=+=\s*"+hs=s+1 end=+"+ skip=+\\"+ nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr contains=muttrcString
-syntax region muttrcSetStrAssignment contained skipwhite keepend start=+=\s*'+hs=s+1 end=+'+ skip=+\\'+ nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr contains=muttrcString
-syntax match muttrcSetBoolAssignment contained skipwhite /=\s*\\\?\$\w\+/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr contains=muttrcVariable,muttrcEscapedVariable
-syntax match muttrcSetBoolAssignment contained skipwhite /=\s*\%(yes\|no\)/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax match muttrcSetBoolAssignment contained skipwhite /=\s*"\%(yes\|no\)"/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax match muttrcSetBoolAssignment contained skipwhite /=\s*'\%(yes\|no\)'/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax match muttrcSetQuadAssignment contained skipwhite /=\s*\\\?\$\w\+/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr contains=muttrcVariable,muttrcEscapedVariable
-syntax match muttrcSetQuadAssignment contained skipwhite /=\s*\%(ask-\)\?\%(yes\|no\)/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax match muttrcSetQuadAssignment contained skipwhite /=\s*"\%(ask-\)\?\%(yes\|no\)"/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax match muttrcSetQuadAssignment contained skipwhite /=\s*'\%(ask-\)\?\%(yes\|no\)'/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax match muttrcSetNumAssignment contained skipwhite /=\s*\\\?\$\w\+/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr contains=muttrcVariable,muttrcEscapedVariable
-syntax match muttrcSetNumAssignment contained skipwhite /=\s*\d\+/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax match muttrcSetNumAssignment contained skipwhite /=\s*"\d\+"/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax match muttrcSetNumAssignment contained skipwhite /=\s*'\d\+'/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
+syntax region muttrcRXPat	contained keepend skipwhite start=+'+ skip=+\\'+ end=+'\s*+ contains=muttrcRXString nextgroup=muttrcRXPat
+syntax region muttrcRXPat	contained keepend skipwhite start=+"+ skip=+\\"+ end=+"\s*+ contains=muttrcRXString nextgroup=muttrcRXPat
+syntax match muttrcRXPat	contained /[^-'"#!]\S\+/ skipwhite contains=muttrcRXChars nextgroup=muttrcRXPat
+syntax match muttrcRXDef	contained "-rx\s\+" skipwhite nextgroup=muttrcRXPat
+
+syntax match muttrcSpecial	+\(['"]\)!\1+
+
+syntax match muttrcSetStrAssignment contained skipwhite /=\s*\%(\\\?\$\)\?[0-9A-Za-z_-]\+/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr contains=muttrcVariable,muttrcEscapedVariable
+syntax region muttrcSetStrAssignment contained skipwhite keepend start=+=\s*"+hs=s+1 end=+"+ skip=+\\"+ nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr contains=muttrcString
+syntax region muttrcSetStrAssignment contained skipwhite keepend start=+=\s*'+hs=s+1 end=+'+ skip=+\\'+ nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr contains=muttrcString
+syntax match muttrcSetBoolAssignment contained skipwhite /=\s*\\\?\$\w\+/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr contains=muttrcVariable,muttrcEscapedVariable
+syntax match muttrcSetBoolAssignment contained skipwhite /=\s*\%(yes\|no\)/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax match muttrcSetBoolAssignment contained skipwhite /=\s*"\%(yes\|no\)"/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax match muttrcSetBoolAssignment contained skipwhite /=\s*'\%(yes\|no\)'/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax match muttrcSetQuadAssignment contained skipwhite /=\s*\\\?\$\w\+/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr contains=muttrcVariable,muttrcEscapedVariable
+syntax match muttrcSetQuadAssignment contained skipwhite /=\s*\%(ask-\)\?\%(yes\|no\)/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax match muttrcSetQuadAssignment contained skipwhite /=\s*"\%(ask-\)\?\%(yes\|no\)"/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax match muttrcSetQuadAssignment contained skipwhite /=\s*'\%(ask-\)\?\%(yes\|no\)'/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax match muttrcSetNumAssignment contained skipwhite /=\s*\\\?\$\w\+/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr contains=muttrcVariable,muttrcEscapedVariable
+syntax match muttrcSetNumAssignment contained skipwhite /=\s*\d\+/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax match muttrcSetNumAssignment contained skipwhite /=\s*"\d\+"/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax match muttrcSetNumAssignment contained skipwhite /=\s*'\d\+'/hs=s+1 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
 
 " Now catch some email addresses and headers (purified version from mail.vim)
-syntax match muttrcEmail		"[a-zA-Z0-9._-]\+@[a-zA-Z0-9./-]\+"
-syntax match muttrcHeader		"\<\c\%(From\|To\|C[Cc]\|B[Cc][Cc]\|Reply-To\|Subject\|Return-Path\|Received\|Date\|Replied\|Attach\)\>:\="
+syntax match muttrcEmail	"[a-zA-Z0-9._-]\+@[a-zA-Z0-9./-]\+"
+syntax match muttrcHeader	"\<\c\%(From\|To\|C[Cc]\|B[Cc][Cc]\|Reply-To\|Subject\|Return-Path\|Received\|Date\|Replied\|Attach\)\>:\="
 
 syntax match   muttrcKeySpecial	contained +\%(\\[Cc'"]\|\^\|\\[01]\d\{2}\)+
-syntax match   muttrcKey		contained "\S\+"			contains=muttrcKeySpecial,muttrcKeyName
-syntax region  muttrcKey		contained start=+"+ skip=+\\\\\|\\"+ end=+"+	contains=muttrcKeySpecial,muttrcKeyName
-syntax region  muttrcKey		contained start=+'+ skip=+\\\\\|\\'+ end=+'+	contains=muttrcKeySpecial,muttrcKeyName
+syntax match   muttrcKey	contained "\S\+"			contains=muttrcKeySpecial,muttrcKeyName
+syntax region  muttrcKey	contained start=+"+ skip=+\\\\\|\\"+ end=+"+	contains=muttrcKeySpecial,muttrcKeyName
+syntax region  muttrcKey	contained start=+'+ skip=+\\\\\|\\'+ end=+'+	contains=muttrcKeySpecial,muttrcKeyName
 syntax match   muttrcKeyName	contained "\\[trne]"
 syntax match   muttrcKeyName	contained "\c<\%(BackSpace\|BackTab\|Delete\|Down\|End\|Enter\|Esc\|Home\|Insert\|Left\|Next\|PageDown\|PageUp\|Return\|Right\|Space\|Tab\|Up\)>"
 syntax match   muttrcKeyName	contained "\c<F\d\+>"
@@ -103,90 +101,84 @@ syntax match muttrcStrftimeEscapes contained /%[AaBbCcDdeFGgHhIjklMmnpRrSsTtUuVv
 syntax match muttrcStrftimeEscapes contained /%E[cCxXyY]/
 syntax match muttrcStrftimeEscapes contained /%O[BdeHImMSuUVwWy]/
 
-syntax region muttrcIndexFormatStr	contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcIndexFormatEscapes,muttrcIndexFormatConditionals,muttrcFormatErrors,muttrcTimeEscapes nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcIndexFormatStr	contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcIndexFormatEscapes,muttrcIndexFormatConditionals,muttrcFormatErrors,muttrcTimeEscapes nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcGroupIndexFormatStr	contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcGroupIndexFormatEscapes,muttrcGroupIndexFormatConditionals,muttrcFormatErrors,muttrcTimeEscapes nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcGroupIndexFormatStr	contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcGroupIndexFormatEscapes,muttrcGroupIndexFormatConditionals,muttrcFormatErrors,muttrcTimeEscapes nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcSidebarFormatStr	contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcSidebarFormatEscapes,muttrcSidebarFormatConditionals,muttrcFormatErrors,muttrcTimeEscapes nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcSidebarFormatStr	contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcSidebarFormatEscapes,muttrcSidebarFormatConditionals,muttrcFormatErrors,muttrcTimeEscapes nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcQueryFormatStr contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcQueryFormatEscapes,muttrcQueryFormatConditionals,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcAliasFormatStr	contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcAliasFormatEscapes,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcAliasFormatStr	contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcAliasFormatEscapes,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcAttachFormatStr	contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcAttachFormatEscapes,muttrcAttachFormatConditionals,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcAttachFormatStr	contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcAttachFormatEscapes,muttrcAttachFormatConditionals,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcComposeFormatStr	contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcComposeFormatEscapes,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcComposeFormatStr	contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcComposeFormatEscapes,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcFolderFormatStr	contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcFolderFormatEscapes,muttrcFolderFormatConditionals,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcFolderFormatStr	contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcFolderFormatEscapes,muttrcFolderFormatConditionals,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcMixFormatStr	contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcMixFormatEscapes,muttrcMixFormatConditionals,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcMixFormatStr	contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcMixFormatEscapes,muttrcMixFormatConditionals,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcPGPFormatStr	contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcPGPFormatEscapes,muttrcPGPFormatConditionals,muttrcFormatErrors,muttrcPGPTimeEscapes nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcPGPFormatStr	contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcPGPFormatEscapes,muttrcPGPFormatConditionals,muttrcFormatErrors,muttrcPGPTimeEscapes nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcPGPCmdFormatStr	contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcPGPCmdFormatEscapes,muttrcPGPCmdFormatConditionals,muttrcVariable,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcPGPCmdFormatStr	contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcPGPCmdFormatEscapes,muttrcPGPCmdFormatConditionals,muttrcVariable,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcStatusFormatStr	contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcStatusFormatEscapes,muttrcStatusFormatConditionals,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcStatusFormatStr	contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcStatusFormatEscapes,muttrcStatusFormatConditionals,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcPGPGetKeysFormatStr	contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcPGPGetKeysFormatEscapes,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcPGPGetKeysFormatStr	contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcPGPGetKeysFormatEscapes,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcSmimeFormatStr	contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcSmimeFormatEscapes,muttrcSmimeFormatConditionals,muttrcVariable,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcSmimeFormatStr	contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcSmimeFormatEscapes,muttrcSmimeFormatConditionals,muttrcVariable,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcStrftimeFormatStr contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcStrftimeEscapes,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
-syntax region muttrcStrftimeFormatStr contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcStrftimeEscapes,muttrcFormatErrors nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
+syntax region muttrcAliasFormatStr      contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcAliasFormatEscapes,muttrcAliasFormatConditionals,muttrcFormatErrors                             nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcAliasFormatStr      contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcAliasFormatEscapes,muttrcAliasFormatConditionals,muttrcFormatErrors                             nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcAttachFormatStr     contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcAttachFormatEscapes,muttrcAttachFormatConditionals,muttrcFormatErrors                           nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcAttachFormatStr     contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcAttachFormatEscapes,muttrcAttachFormatConditionals,muttrcFormatErrors                           nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcComposeFormatStr    contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcComposeFormatEscapes,muttrcComposeFormatConditionals,muttrcFormatErrors                         nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcComposeFormatStr    contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcComposeFormatEscapes,muttrcComposeFormatConditionals,muttrcFormatErrors                         nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcFolderFormatStr     contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcFolderFormatEscapes,muttrcFolderFormatConditionals,muttrcFormatErrors                           nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcFolderFormatStr     contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcFolderFormatEscapes,muttrcFolderFormatConditionals,muttrcFormatErrors                           nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcGroupIndexFormatStr contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcGroupIndexFormatEscapes,muttrcGroupIndexFormatConditionals,muttrcFormatErrors,muttrcTimeEscapes nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcGroupIndexFormatStr contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcGroupIndexFormatEscapes,muttrcGroupIndexFormatConditionals,muttrcFormatErrors,muttrcTimeEscapes nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcIndexFormatStr      contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcIndexFormatEscapes,muttrcIndexFormatConditionals,muttrcFormatErrors,muttrcTimeEscapes           nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcIndexFormatStr      contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcIndexFormatEscapes,muttrcIndexFormatConditionals,muttrcFormatErrors,muttrcTimeEscapes           nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcMixFormatStr        contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcMixFormatEscapes,muttrcMixFormatConditionals,muttrcFormatErrors                                 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcMixFormatStr        contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcMixFormatEscapes,muttrcMixFormatConditionals,muttrcFormatErrors                                 nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcPGPCmdFormatStr     contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcPGPCmdFormatEscapes,muttrcPGPCmdFormatConditionals,muttrcVariable,muttrcFormatErrors            nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcPGPCmdFormatStr     contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcPGPCmdFormatEscapes,muttrcPGPCmdFormatConditionals,muttrcVariable,muttrcFormatErrors            nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcPGPFormatStr        contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcPGPFormatEscapes,muttrcPGPFormatConditionals,muttrcFormatErrors,muttrcPGPTimeEscapes            nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcPGPFormatStr        contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcPGPFormatEscapes,muttrcPGPFormatConditionals,muttrcFormatErrors,muttrcPGPTimeEscapes            nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcQueryFormatStr      contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcQueryFormatEscapes,muttrcQueryFormatConditionals,muttrcFormatErrors                             nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcQueryFormatStr      contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcQueryFormatEscapes,muttrcQueryFormatConditionals,muttrcFormatErrors                             nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcSidebarFormatStr    contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcSidebarFormatEscapes,muttrcSidebarFormatConditionals,muttrcFormatErrors,muttrcTimeEscapes       nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcSidebarFormatStr    contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcSidebarFormatEscapes,muttrcSidebarFormatConditionals,muttrcFormatErrors,muttrcTimeEscapes       nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcSmimeFormatStr      contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcSmimeFormatEscapes,muttrcSmimeFormatConditionals,muttrcVariable,muttrcFormatErrors              nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcSmimeFormatStr      contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcSmimeFormatEscapes,muttrcSmimeFormatConditionals,muttrcVariable,muttrcFormatErrors              nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcStatusFormatStr     contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcStatusFormatEscapes,muttrcStatusFormatConditionals,muttrcFormatErrors                           nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcStatusFormatStr     contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcStatusFormatEscapes,muttrcStatusFormatConditionals,muttrcFormatErrors                           nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcStrftimeFormatStr   contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcStrftimeEscapes,muttrcFormatErrors                                                              nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
+syntax region muttrcStrftimeFormatStr   contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcStrftimeEscapes,muttrcFormatErrors                                                              nextgroup=muttrcVPrefix,muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
 
 " Format escapes and conditionals
 syntax match muttrcFormatConditionals2 contained /[^?]*?/
-function! s:escapesConditionals(baseName, sequence, alignment, secondary)
+function! s:escapesConditionals(baseName, sequence, padding, conditional)
 	exec 'syntax match muttrc' . a:baseName . 'Escapes contained /%\%(\%(-\?[0-9]\+\)\?\%(\.[0-9]\+\)\?\)\?[:_]\?\%(' . a:sequence . '\|%\)/'
-	if a:alignment
+	if a:padding
 		exec 'syntax match muttrc' . a:baseName . 'Escapes contained /%[>|*]./'
 	endif
-	if a:secondary
+	if a:conditional
 		exec 'syntax match muttrc' . a:baseName . 'Conditionals contained /%?\%(' . a:sequence . '\)?/ nextgroup=muttrcFormatConditionals2'
 	else
 		exec 'syntax match muttrc' . a:baseName . 'Conditionals contained /%?\%(' . a:sequence . '\)?/'
 	endif
 endfunction
 
-" CHECKED 2019-11-18
-" Ref: index_format_str() in hdrline.c
-call s:escapesConditionals('IndexFormat', '[AaBbCDdEeFfgHIiJKLlMmNnOPqRrSsTtuvWXxYyZ(<[{]\|G[a-zA-Z]\+\|Fp\=\|z[cst]\|cr\=', 1, 1)
-" Ref: alias_format_str() in addrbook.c
-syntax match muttrcAliasFormatEscapes contained /%\%(\%(-\?[0-9]\+\)\?\%(\.[0-9]\+\)\?\)\?[:_]\?[afnrt%]/
-" Ref: group_index_format_str() in browser.c
-call s:escapesConditionals('GroupIndexFormat', '[CdfMNns]', 1, 1)
-" Ref: sidebar_format_str() in sidebar.c
-call s:escapesConditionals('SidebarFormat', '[!BDdFLNnSt]', 1, 1)
-" Ref: query_format_str() in query.c
-call s:escapesConditionals('QueryFormat', '[acent]', 0, 1)
+" CHECKED 2020-06-21
+" Ref: alias_format_str() in alias/dlgalias.c
+call s:escapesConditionals('AliasFormat', '[acfnrt]', 1, 0)
 " Ref: attach_format_str() in recvattach.c
 call s:escapesConditionals('AttachFormat', '[CcDdeFfIMmnQsTtuX]', 1, 1)
 " Ref: compose_format_str() in compose.c
-syntax match muttrcComposeFormatEscapes contained /%\%(\%(-\?[0-9]\+\)\?\%(\.[0-9]\+\)\?\)\?[:_]\?[ahlv%]/
-syntax match muttrcComposeFormatEscapes contained /%[>|*]./
+call s:escapesConditionals('ComposeFormat', '[ahlv]', 1, 1)
 " Ref: folder_format_str() in browser.c
 call s:escapesConditionals('FolderFormat', '[CDdFfgilmNnstu]', 1, 0)
+" Ref: group_index_format_str() in browser.c
+call s:escapesConditionals('GroupIndexFormat', '[CdfMNns]', 1, 1)
+" Ref: index_format_str() in hdrline.c
+call s:escapesConditionals('IndexFormat', '[AaBbCDdEefgHIiJKLlMmNnOPqRrSsTtuvWXxYyZ(<[{]\|@\i\+@\|G[a-zA-Z]\+\|Fp\=\|z[cst]\|cr\=', 1, 1)
 " Ref: mix_format_str() in remailer.c
-call s:escapesConditionals('MixFormat', '[acns]', 0, 0)
-" Ref: status_format_str() in status.c
-call s:escapesConditionals('StatusFormat', '[bDdFfhLlMmnoPpRrSstuVv]', 1, 1)
-" Ref: fmt_smime_command() in ncrypt/smime.c
-call s:escapesConditionals('SmimeFormat', '[aCcdfiks]', 0, 1)
+call s:escapesConditionals('MixFormat', '[acns]', 1, 0)
+" Ref: pgp_command_format_str() in ncrypt/pgpinvoke.c
+call s:escapesConditionals('PGPCmdFormat', '[afprs]', 0, 1)
 " Ref: crypt_format_str() in ncrypt/crypt_gpgme.c
-" Ref: pgp_entry_fmt() in ncrypt/pgpkey.c
+" Ref: pgp_entry_format_str() in ncrypt/pgpkey.c
 " Note: crypt_format_str() supports 'p', but pgp_entry_fmt() does not
 call s:escapesConditionals('PGPFormat', '[AaCcFfKkLlnptu[]', 0, 0)
-" Ref: fmt_pgp_command() ncrypt/pgpinvoke.c
-call s:escapesConditionals('PGPCmdFormat', '[afprs]', 0, 1)
-
-" This matches the documentation, but directly contradicts the code
-" (according to the code, this should be identical to the muttrcPGPCmdFormatEscapes
-syntax match muttrcPGPGetKeysFormatEscapes contained /%\%(\%(-\?[0-9]\+\)\?\%(\.[0-9]\+\)\?\)\?[:_]\?[acfklntu[%]/
+" Ref: query_format_str() in alias/dlgquery.c
+call s:escapesConditionals('QueryFormat', '[acent]', 1, 1)
+" Ref: sidebar_format_str() in sidebar.c
+call s:escapesConditionals('SidebarFormat', '[!BDdFLNnorStZ]', 1, 1)
+" Ref: smime_command_format_str() in ncrypt/smime.c
+call s:escapesConditionals('SmimeFormat', '[aCcdfiks]', 0, 1)
+" Ref: status_format_str() in status.c
+call s:escapesConditionals('StatusFormat', '[bDdFfhLlMmnoPpRrSstuVv]', 1, 1)
 
-syntax region muttrcTimeEscapes contained start=+%{+ end=+}+ contains=muttrcStrftimeEscapes
-syntax region muttrcTimeEscapes contained start=+%\[+ end=+\]+ contains=muttrcStrftimeEscapes
-syntax region muttrcTimeEscapes contained start=+%(+ end=+)+ contains=muttrcStrftimeEscapes
-syntax region muttrcTimeEscapes contained start=+%<+ end=+>+ contains=muttrcStrftimeEscapes
 syntax region muttrcPGPTimeEscapes contained start=+%\[+ end=+\]+ contains=muttrcStrftimeEscapes
+syntax region muttrcTimeEscapes    contained start=+%(+  end=+)+  contains=muttrcStrftimeEscapes
+syntax region muttrcTimeEscapes    contained start=+%<+  end=+>+  contains=muttrcStrftimeEscapes
+syntax region muttrcTimeEscapes    contained start=+%\[+ end=+\]+ contains=muttrcStrftimeEscapes
+syntax region muttrcTimeEscapes    contained start=+%{+  end=+}+  contains=muttrcStrftimeEscapes
 
 syntax match muttrcVarEqualsAliasFmt      contained skipwhite "=" nextgroup=muttrcAliasFormatStr
 syntax match muttrcVarEqualsAttachFmt     contained skipwhite "=" nextgroup=muttrcAttachFormatStr
@@ -197,29 +189,20 @@ syntax match muttrcVarEqualsIdxFmt        contained skipwhite "=" nextgroup=mutt
 syntax match muttrcVarEqualsMixFmt        contained skipwhite "=" nextgroup=muttrcMixFormatStr
 syntax match muttrcVarEqualsPGPCmdFmt     contained skipwhite "=" nextgroup=muttrcPGPCmdFormatStr
 syntax match muttrcVarEqualsPGPFmt        contained skipwhite "=" nextgroup=muttrcPGPFormatStr
-syntax match muttrcVarEqualsPGPGetKeysFmt contained skipwhite "=" nextgroup=muttrcPGPGetKeysFormatStr
 syntax match muttrcVarEqualsQueryFmt      contained skipwhite "=" nextgroup=muttrcQueryFormatStr
 syntax match muttrcVarEqualsSdbFmt        contained skipwhite "=" nextgroup=muttrcSidebarFormatStr
 syntax match muttrcVarEqualsSmimeFmt      contained skipwhite "=" nextgroup=muttrcSmimeFormatStr
 syntax match muttrcVarEqualsStatusFmt     contained skipwhite "=" nextgroup=muttrcStatusFormatStr
 syntax match muttrcVarEqualsStrftimeFmt   contained skipwhite "=" nextgroup=muttrcStrftimeFormatStr
 
-syntax match muttrcVPrefix contained /[?&]/ nextgroup=muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr,muttrcVarDeprecatedBool,muttrcVarDeprecatedQuad,muttrcVarDeprecatedStr
+syntax match muttrcVPrefix contained /[?&]/ nextgroup=muttrcVarBool,muttrcVarQuad,muttrcVarNum,muttrcVarStr
 
-" CHECKED 2019-11-02
+" CHECKED 2020-06-21
 " List of the different screens in mutt (see Menus in keymap.c)
 syntax keyword muttrcMenu contained alias attach browser compose editor generic index key_select_pgp key_select_smime mix pager pgp postpone query smime
 syntax match muttrcMenuList "\S\+" contained contains=muttrcMenu
 syntax match muttrcMenuCommas /,/ contained
 
-" CHECKED 2019-11-02
-" List of hooks in Commands in init.h
-syntax keyword muttrcHooks contained skipwhite
-			\ account-hook append-hook close-hook crypt-hook fcc-hook fcc-save-hook
-			\ folder-hook iconv-hook index-format-hook mbox-hook message-hook open-hook pgp-hook
-			\ reply-hook save-hook send-hook send2-hook
-syntax keyword muttrcHooks skipwhite shutdown-hook startup-hook timeout-hook nextgroup=muttrcCommand
-
 syntax region muttrcSpamPattern	contained skipwhite keepend start=+'+ skip=+\\'+ end=+'+ contains=muttrcPattern nextgroup=muttrcString,muttrcStringNL
 syntax region muttrcSpamPattern	contained skipwhite keepend start=+"+ skip=+\\"+ end=+"+ contains=muttrcPattern nextgroup=muttrcString,muttrcStringNL
 
@@ -251,15 +234,19 @@ syntax match muttrcEscapedVariable	contained "\\\$[a-zA-Z_-]\+"
 syntax match muttrcBadAction	contained "[^<>]\+" contains=muttrcEmail
 syntax match muttrcAction		contained "<[^>]\{-}>" contains=muttrcBadAction,muttrcFunction,muttrcKeyName
 
+" CHECKED 2020-06-21
 " First, functions that take regular expressions:
 syntax match  muttrcRXHookNot	contained /!\s*/ skipwhite nextgroup=muttrcRXHookString,muttrcRXHookStringNL
 syntax match  muttrcRXHooks	/\<\%(account\|append\|close\|crypt\|folder\|mbox\|open\|pgp\)-hook\>/ skipwhite nextgroup=muttrcRXHookNot,muttrcRXHookString,muttrcRXHookStringNL
 
 " Now, functions that take patterns
 syntax match muttrcPatHookNot	contained /!\s*/ skipwhite nextgroup=muttrcPattern
-syntax match muttrcPatHooks	/\<\%(charset\|iconv\)-hook\>/ skipwhite nextgroup=muttrcPatHookNot,muttrcPattern
+syntax match muttrcPatHooks	/\<\%(charset\|iconv\|index-format\)-hook\>/ skipwhite nextgroup=muttrcPatHookNot,muttrcPattern
 syntax match muttrcPatHooks	/\<\%(message\|reply\|send\|send2\|save\|fcc\|fcc-save\)-hook\>/ skipwhite nextgroup=muttrcPatHookNot,muttrcOptPattern
 
+" Global hooks that take a command
+syntax keyword muttrcHooks skipwhite shutdown-hook startup-hook timeout-hook nextgroup=muttrcCommand
+
 syntax match muttrcBindFunction	contained /\S\+\>/ skipwhite contains=muttrcFunction
 syntax match muttrcBindFunctionNL	contained /\s*\\$/ skipwhite skipnl nextgroup=muttrcBindFunction,muttrcBindFunctionNL
 syntax match muttrcBindKey		contained /\S\+/ skipwhite contains=muttrcKey nextgroup=muttrcBindFunction,muttrcBindFunctionNL
@@ -272,8 +259,8 @@ syntax region muttrcMacroDescr	contained keepend skipwhite start=+'+ms=e skip=+\
 syntax region muttrcMacroDescr	contained keepend skipwhite start=+"+ms=e skip=+\\"+ end=+"+me=s
 syntax match muttrcMacroDescrNL	contained /\s*\\$/ skipwhite skipnl nextgroup=muttrcMacroDescr,muttrcMacroDescrNL
 syntax region muttrcMacroBody	contained skipwhite start="\S" skip='\\ \|\\$' end=' \|$' contains=muttrcEscape,muttrcSet,muttrcUnset,muttrcReset,muttrcToggle,muttrcCommand,muttrcAction nextgroup=muttrcMacroDescr,muttrcMacroDescrNL
-syntax region muttrcMacroBody matchgroup=Type contained skipwhite start=+'+ms=e skip=+\\'+ end=+'\|\%(\%(\\\\\)\@<!$\)+me=s contains=muttrcEscape,muttrcSet,muttrcUnset,muttrcReset,muttrcToggle,muttrcSpam,muttrcNoSpam,muttrcCommand,muttrcAction,muttrcVariable nextgroup=muttrcMacroDescr,muttrcMacroDescrNL
-syntax region muttrcMacroBody matchgroup=Type contained skipwhite start=+"+ms=e skip=+\\"+ end=+"\|\%(\%(\\\\\)\@<!$\)+me=s contains=muttrcEscape,muttrcSet,muttrcUnset,muttrcReset,muttrcToggle,muttrcSpam,muttrcNoSpam,muttrcCommand,muttrcAction,muttrcVariable nextgroup=muttrcMacroDescr,muttrcMacroDescrNL
+syntax region muttrcMacroBody	matchgroup=Type contained skipwhite start=+'+ms=e skip=+\\'+ end=+'\|\%(\%(\\\\\)\@<!$\)+me=s contains=muttrcEscape,muttrcSet,muttrcUnset,muttrcReset,muttrcToggle,muttrcSpam,muttrcNoSpam,muttrcCommand,muttrcAction,muttrcVariable nextgroup=muttrcMacroDescr,muttrcMacroDescrNL
+syntax region muttrcMacroBody	matchgroup=Type contained skipwhite start=+"+ms=e skip=+\\"+ end=+"\|\%(\%(\\\\\)\@<!$\)+me=s contains=muttrcEscape,muttrcSet,muttrcUnset,muttrcReset,muttrcToggle,muttrcSpam,muttrcNoSpam,muttrcCommand,muttrcAction,muttrcVariable nextgroup=muttrcMacroDescr,muttrcMacroDescrNL
 syntax match muttrcMacroBodyNL	contained /\s*\\$/ skipwhite skipnl nextgroup=muttrcMacroBody,muttrcMacroBodyNL
 syntax match muttrcMacroKey	contained /\S\+/ skipwhite contains=muttrcKey nextgroup=muttrcMacroBody,muttrcMacroBodyNL
 syntax match muttrcMacroKeyNL	contained /\s*\\$/ skipwhite skipnl nextgroup=muttrcMacroKey,muttrcMacroKeyNL
@@ -283,7 +270,7 @@ syntax match muttrcMacroMenuListNL	contained /\s*\\$/ skipwhite skipnl nextgroup
 syntax match muttrcAddrContent	contained "[a-zA-Z0-9._-]\+@[a-zA-Z0-9./-]\+\s*" skipwhite contains=muttrcEmail nextgroup=muttrcAddrContent
 syntax region muttrcAddrContent	contained start=+'+ end=+'\s*+ skip=+\\'+ skipwhite contains=muttrcEmail nextgroup=muttrcAddrContent
 syntax region muttrcAddrContent	contained start=+"+ end=+"\s*+ skip=+\\"+ skipwhite contains=muttrcEmail nextgroup=muttrcAddrContent
-syntax match muttrcAddrDef 	contained "-addr\s\+" skipwhite nextgroup=muttrcAddrContent
+syntax match muttrcAddrDef	contained "-addr\s\+" skipwhite nextgroup=muttrcAddrContent
 
 syntax match muttrcGroupFlag	contained "-group"
 syntax region muttrcGroupDef	contained start="-group\s\+" skip="\\$" end="\s" skipwhite keepend contains=muttrcGroupFlag,muttrcUnHighlightSpace
@@ -308,20 +295,29 @@ syntax match muttrcAliasNL		contained /\s*\\$/ skipwhite skipnl nextgroup=muttrc
 syntax match muttrcUnAliasKey	contained "\s*\w\+\s*" skipwhite nextgroup=muttrcUnAliasKey,muttrcUnAliasNL
 syntax match muttrcUnAliasNL	contained /\s*\\$/ skipwhite skipnl nextgroup=muttrcUnAliasKey,muttrcUnAliasNL
 
-syntax match muttrcSimplePat contained "!\?\^\?[~][ADEFgGklNOpPQRSTuUvV=$]"
+" CHECKED 2020-06-21
+" List of letters in Flags in pattern.c
+" Parameter: none
+syntax match muttrcSimplePat contained "!\?\^\?[~][ADEFGgklNOPpQRSTuUvV#$=]"
+" Parameter: range
 syntax match muttrcSimplePat contained "!\?\^\?[~][mnXz]\s*\%([<>-][0-9]\+[kM]\?\|[0-9]\+[kM]\?[-]\%([0-9]\+[kM]\?\)\?\)"
+" Parameter: date
 syntax match muttrcSimplePat contained "!\?\^\?[~][dr]\s*\%(\%(-\?[0-9]\{1,2}\%(/[0-9]\{1,2}\%(/[0-9]\{2}\%([0-9]\{2}\)\?\)\?\)\?\%([+*-][0-9]\+[ymwd]\)*\)\|\%(\%([0-9]\{1,2}\%(/[0-9]\{1,2}\%(/[0-9]\{2}\%([0-9]\{2}\)\?\)\?\)\?\%([+*-][0-9]\+[ymwd]\)*\)-\%([0-9]\{1,2}\%(/[0-9]\{1,2}\%(/[0-9]\{2}\%([0-9]\{2}\)\?\)\?\)\?\%([+*-][0-9]\+[ymwd]\)\?\)\?\)\|\%([<>=][0-9]\+[ymwd]\)\|\%(`[^`]\+`\)\|\%(\$[a-zA-Z0-9_-]\+\)\)" contains=muttrcShellString,muttrcVariable
-syntax match muttrcSimplePat contained "!\?\^\?[~][bBcCefhHiLstxy]\s*" nextgroup=muttrcSimplePatRXContainer
+" Parameter: regex
+syntax match muttrcSimplePat contained "!\?\^\?[~][BbCcefHhIiLMstwxYy]\s*" nextgroup=muttrcSimplePatRXContainer
+" Parameter: pattern
 syntax match muttrcSimplePat contained "!\?\^\?[%][bBcCefhHiLstxy]\s*" nextgroup=muttrcSimplePatString
+" Parameter: pattern
 syntax match muttrcSimplePat contained "!\?\^\?[=][bcCefhHiLstxy]\s*" nextgroup=muttrcSimplePatString
 syntax region muttrcSimplePat contained keepend start=+!\?\^\?[~](+ end=+)+ contains=muttrcSimplePat
+
 "syn match muttrcSimplePat contained /'[^~=%][^']*/ contains=muttrcRXString
 syntax region muttrcSimplePatString contained keepend start=+"+ end=+"+ skip=+\\"+
 syntax region muttrcSimplePatString contained keepend start=+'+ end=+'+ skip=+\\'+
-syntax region muttrcSimplePatString contained keepend start=+[^ 	"']+ skip=+\\ + end=+\s+re=e-1
+syntax region muttrcSimplePatString contained keepend start=+[^	 "']+ skip=+\\ + end=+\s+re=e-1
 syntax region muttrcSimplePatRXContainer contained keepend start=+"+ end=+"+ skip=+\\"+ contains=muttrcRXString
 syntax region muttrcSimplePatRXContainer contained keepend start=+'+ end=+'+ skip=+\\'+ contains=muttrcRXString
-syntax region muttrcSimplePatRXContainer contained keepend start=+[^ 	"']+ skip=+\\ + end=+\s+re=e-1 contains=muttrcRXString
+syntax region muttrcSimplePatRXContainer contained keepend start=+[^	 "']+ skip=+\\ + end=+\s+re=e-1 contains=muttrcRXString
 syntax match muttrcSimplePatMetas contained /[(|)]/
 
 syntax match muttrcOptSimplePat contained skipwhite /[~=%!(^].*/ contains=muttrcSimplePat,muttrcSimplePatMetas
@@ -350,12 +346,12 @@ syntax keyword muttrcColor	contained brightblack brightblue brightcyan brightdef
 syntax match   muttrcColor	contained "\<\%(bright\)\=color\d\{1,3}\>"
 " Now for the structure of the color line
 syntax match muttrcColorRXNL	contained skipnl "\s*\\$" nextgroup=muttrcColorRXPat,muttrcColorRXNL
-syntax match muttrcColorBG 	contained /\s*[$]\?\w\+/ contains=muttrcColor,muttrcVariable,muttrcUnHighlightSpace nextgroup=muttrcColorRXPat,muttrcColorRXNL
+syntax match muttrcColorBG	contained /\s*[$]\?\w\+/ contains=muttrcColor,muttrcVariable,muttrcUnHighlightSpace nextgroup=muttrcColorRXPat,muttrcColorRXNL
 syntax match muttrcColorBGNL	contained skipnl "\s*\\$" nextgroup=muttrcColorBG,muttrcColorBGNL
-syntax match muttrcColorFG 	contained /\s*[$]\?\w\+/ contains=muttrcColor,muttrcVariable,muttrcUnHighlightSpace nextgroup=muttrcColorBG,muttrcColorBGNL
+syntax match muttrcColorFG	contained /\s*[$]\?\w\+/ contains=muttrcColor,muttrcVariable,muttrcUnHighlightSpace nextgroup=muttrcColorBG,muttrcColorBGNL
 syntax match muttrcColorFGNL	contained skipnl "\s*\\$" nextgroup=muttrcColorFG,muttrcColorFGNL
-syntax match muttrcColorContext 	contained /\s*[$]\?\w\+/ contains=muttrcColorField,muttrcVariable,muttrcUnHighlightSpace,muttrcColorCompose nextgroup=muttrcColorFG,muttrcColorFGNL
-syntax match muttrcColorNL 	contained skipnl "\s*\\$" nextgroup=muttrcColorContext,muttrcColorNL,muttrcColorCompose
+syntax match muttrcColorContext	contained /\s*[$]\?\w\+/ contains=muttrcColorField,muttrcVariable,muttrcUnHighlightSpace,muttrcColorCompose nextgroup=muttrcColorFG,muttrcColorFGNL
+syntax match muttrcColorNL	contained skipnl "\s*\\$" nextgroup=muttrcColorContext,muttrcColorNL,muttrcColorCompose