Update

3 files changed, 64 insertions, 10 deletions

diff --git a/syntax/javascript.vim b/syntax/javascript.vim
index e2a25ceb..b2ef4c79 100644
--- a/syntax/javascript.vim
+++ b/syntax/javascript.vim
@@ -53,8 +53,8 @@ syntax keyword jsFrom               contained from skipwhite skipempty nextgroup
 syntax match   jsModuleComma        contained /,/ skipwhite skipempty nextgroup=jsModuleKeyword,jsModuleAsterisk,jsModuleGroup,jsFlowTypeKeyword
 
 " Strings, Templates, Numbers
-syntax region  jsString           start=+\z(["']\)+  skip=+\\\%(\z1\|$\)+  end=+\z1+ end=+$+  contains=jsSpecial,@Spell extend
-syntax region  jsTemplateString   start=+`+  skip=+\\`+  end=+`+     contains=jsTemplateExpression,jsSpecial,@Spell extend
+syntax region  jsString           start=+\z(["']\)+  skip=+\\\%(\z1\|$\)+  end=+\z1+ end=+$+  contains=jsSpecial extend
+syntax region  jsTemplateString   start=+`+  skip=+\\`+  end=+`+     contains=jsTemplateExpression,jsSpecial extend
 syntax match   jsTaggedTemplate   /\<\K\k*\ze`/ nextgroup=jsTemplateString
 syntax match   jsNumber           /\c\<\%(\d\+\%(e[+-]\=\d\+\)\=\|0b[01]\+\|0o\o\+\|0x\x\+\)\>/
 syntax keyword jsNumber           Infinity
@@ -76,14 +76,14 @@ syntax cluster jsRegexpSpecial    contains=jsSpecial,jsRegexpBoundary,jsRegexpBa
 " Objects
 syntax match   jsObjectShorthandProp contained /\<\k*\ze\s*/ skipwhite skipempty nextgroup=jsObjectSeparator
 syntax match   jsObjectKey         contained /\<\k*\ze\s*:/ contains=jsFunctionKey skipwhite skipempty nextgroup=jsObjectValue
-syntax region  jsObjectKeyString   contained start=+\z(["']\)+  skip=+\\\%(\z1\|$\)+  end=+\z1\|$+  contains=jsSpecial,@Spell skipwhite skipempty nextgroup=jsObjectValue
+syntax region  jsObjectKeyString   contained start=+\z(["']\)+  skip=+\\\%(\z1\|$\)+  end=+\z1\|$+  contains=jsSpecial skipwhite skipempty nextgroup=jsObjectValue
 syntax region  jsObjectKeyComputed contained matchgroup=jsBrackets start=/\[/ end=/]/ contains=@jsExpression skipwhite skipempty nextgroup=jsObjectValue,jsFuncArgs extend
 syntax match   jsObjectSeparator   contained /,/
 syntax region  jsObjectValue       contained matchgroup=jsObjectColon start=/:/ end=/[,}]\@=/ contains=@jsExpression extend
 syntax match   jsObjectFuncName    contained /\<\K\k*\ze\_s*(/ skipwhite skipempty nextgroup=jsFuncArgs
 syntax match   jsFunctionKey       contained /\<\K\k*\ze\s*:\s*function\>/
 syntax match   jsObjectMethodType  contained /\<[gs]et\ze\s\+\K\k*/ skipwhite skipempty nextgroup=jsObjectFuncName
-syntax region  jsObjectStringKey   contained start=+\z(["']\)+  skip=+\\\%(\z1\|$\)+  end=+\z1\|$+  contains=jsSpecial,@Spell extend skipwhite skipempty nextgroup=jsFuncArgs,jsObjectValue
+syntax region  jsObjectStringKey   contained start=+\z(["']\)+  skip=+\\\%(\z1\|$\)+  end=+\z1\|$+  contains=jsSpecial extend skipwhite skipempty nextgroup=jsFuncArgs,jsObjectValue
 
 exe 'syntax keyword jsNull      null             '.(exists('g:javascript_conceal_null')      ? 'conceal cchar='.g:javascript_conceal_null       : '')
 exe 'syntax keyword jsReturn    return contained '.(exists('g:javascript_conceal_return')    ? 'conceal cchar='.g:javascript_conceal_return     : '').' skipwhite nextgroup=@jsExpression'
@@ -189,7 +189,7 @@ syntax region  jsClassDefinition                  start=/\<class\>/ end=/\(\<ext
 syntax match   jsClassProperty          contained /\<\K\k*\ze\s*[=;]/ skipwhite skipempty nextgroup=jsClassValue,jsFlowClassDef
 syntax region  jsClassValue             contained start=/=/ end=/\_[;}]\@=/ contains=@jsExpression
 syntax region  jsClassPropertyComputed  contained matchgroup=jsBrackets start=/\[/ end=/]/ contains=@jsExpression skipwhite skipempty nextgroup=jsFuncArgs,jsClassValue extend
-syntax region  jsClassStringKey         contained start=+\z(["']\)+  skip=+\\\%(\z1\|$\)+  end=+\z1\|$+  contains=jsSpecial,@Spell extend skipwhite skipempty nextgroup=jsFuncArgs
+syntax region  jsClassStringKey         contained start=+\z(["']\)+  skip=+\\\%(\z1\|$\)+  end=+\z1\|$+  contains=jsSpecial extend skipwhite skipempty nextgroup=jsFuncArgs
 
 " Destructuring
 syntax match   jsDestructuringPropertyValue     contained /\k\+/
diff --git a/syntax/zig.vim b/syntax/zig.vim
index 9af783c6..8ce68550 100644
--- a/syntax/zig.vim
+++ b/syntax/zig.vim
@@ -46,11 +46,11 @@ syn match zigBuiltinFn "\v\@(truncate|typeInfo|typeName|TypeOf|atomicRmw|bytesTo
 syn match zigBuiltinFn "\v\@(intToError|errorToInt|intToEnum|enumToInt|setAlignStack|frame|Frame|frameSize|bitReverse|Vector)>"
 syn match zigBuiltinFn "\v\@(sin|cos|exp|exp2|log|log2|log10|fabs|floor|ceil|trunc|round)>"
 
-syn match zigDecNumber display "\<[0-9]\+\%(.[0-9]\+\)\=\%([eE][+-]\?[0-9]\+\)\="
-syn match zigHexNumber display "\<0x[a-fA-F0-9]\+\%([a-fA-F0-9]\+\%([pP][+-]\?[0-9]\+\)\?\)\="
-syn match zigOctNumber display "\<0o[0-7]\+"
-syn match zigBinNumber display "\<0b[01]\+\%(.[01]\+\%([eE][+-]\?[0-9]\+\)\?\)\="
-
+"                                     12_34  (. but not ..)? (12_34)?     (exponent  12_34)?
+syn match zigDecNumber display   "\v<\d%(_?\d)*%(\.\.@!)?%(\d%(_?\d)*)?%([eE][+-]?\d%(_?\d)*)?"
+syn match zigHexNumber display "\v<0x\x%(_?\x)*%(\.\.@!)?%(\x%(_?\x)*)?%([pP][+-]?\d%(_?\d)*)?"
+syn match zigOctNumber display "\v<0o\o%(_?\o)*"
+syn match zigBinNumber display "\v<0b[01]%(_?[01])*"
 
 syn match zigCharacterInvalid display contained /b\?'\zs[\n\r\t']\ze'/
 syn match zigCharacterInvalidUnicode display contained /b'\zs[^[:cntrl:][:graph:][:alnum:][:space:]]\ze'/
diff --git a/syntax/zir.vim b/syntax/zir.vim
new file mode 100644
index 00000000..a0e49394
--- /dev/null
+++ b/syntax/zir.vim
@@ -0,0 +1,54 @@
+if !exists('g:polyglot_disabled') || index(g:polyglot_disabled, 'zig') == -1
+
+" Vim syntax file
+" Language: Zir
+" Maintainer: Andrew Kelley
+" Latest Revision: 00 April 2020
+
+if exists("b:current_syntax")
+  finish
+endif
+let b:current_syntax = "zir"
+
+syn region zirCommentLine start=";" end="$" contains=zirTodo,@Spell
+
+syn region zirBlock start="{" end="}" transparent fold
+
+syn keyword zirKeyword primitive fntype int str as ptrtoint fieldptr deref asm unreachable export
+
+syn keyword zirTodo contained TODO
+
+syn region zirString start=+c\?"+ skip=+\\\\\|\\"+ end=+"+ oneline contains=zirEscape,zirEscapeUnicode,zirEscapeError,@Spell
+
+syn match zirEscapeError   display contained /\\./
+syn match zirEscape        display contained /\\\([nrt\\'"]\|x\x\{2}\)/
+syn match zirEscapeUnicode display contained /\\\(u\x\{4}\|U\x\{6}\)/
+
+syn match zirDecNumber display "\<[0-9]\+\%(.[0-9]\+\)\=\%([eE][+-]\?[0-9]\+\)\="
+syn match zirHexNumber display "\<0x[a-fA-F0-9]\+\%([a-fA-F0-9]\+\%([pP][+-]\?[0-9]\+\)\?\)\="
+syn match zirOctNumber display "\<0o[0-7]\+"
+syn match zirBinNumber display "\<0b[01]\+\%(.[01]\+\%([eE][+-]\?[0-9]\+\)\?\)\="
+
+syn match zirGlobal display "[^a-zA-Z0-9_]\?\zs@[a-zA-Z0-9_]\+"
+syn match zirLocal  display "[^a-zA-Z0-9_]\?\zs%[a-zA-Z0-9_]\+"
+
+hi def link zirCommentLine Comment
+hi def link zirTodo Todo
+
+hi def link zirKeyword Keyword
+
+hi def link zirString Constant
+
+hi def link zirEscape Special
+hi def link zirEscapeUnicode zirEscape
+hi def link zirEscapeError Error
+
+hi def link zirDecNumber Constant
+hi def link zirHexNumber Constant
+hi def link zirOctNumber Constant
+hi def link zirBinNumber Constant
+
+hi def link zirGlobal Ignore
+hi def link zirLocal  Identifier
+
+endif