395 lines
16 KiB
VimL
395 lines
16 KiB
VimL
" Copyright 2009 The Go Authors. All rights reserved.
|
|
" Use of this source code is governed by a BSD-style
|
|
" license that can be found in the LICENSE file.
|
|
"
|
|
" go.vim: Vim syntax file for Go.
|
|
|
|
" Quit when a (custom) syntax file was already loaded
|
|
if exists("b:current_syntax")
|
|
finish
|
|
endif
|
|
|
|
syn case match
|
|
|
|
syn keyword goPackage package
|
|
syn keyword goImport import contained
|
|
syn keyword goVar var contained
|
|
syn keyword goConst const contained
|
|
|
|
hi def link goPackage Statement
|
|
hi def link goImport Statement
|
|
hi def link goVar Keyword
|
|
hi def link goConst Keyword
|
|
hi def link goDeclaration Keyword
|
|
|
|
" Keywords within functions
|
|
syn keyword goStatement defer go goto return break continue fallthrough
|
|
syn keyword goConditional if else switch select
|
|
syn keyword goLabel case default
|
|
syn keyword goRepeat for range
|
|
|
|
hi def link goStatement Statement
|
|
hi def link goConditional Conditional
|
|
hi def link goLabel Label
|
|
hi def link goRepeat Repeat
|
|
|
|
" Predefined types
|
|
syn keyword goType chan map bool string error
|
|
syn keyword goSignedInts int int8 int16 int32 int64 rune
|
|
syn keyword goUnsignedInts byte uint uint8 uint16 uint32 uint64 uintptr
|
|
syn keyword goFloats float32 float64
|
|
syn keyword goComplexes complex64 complex128
|
|
|
|
hi def link goType Type
|
|
hi def link goSignedInts Type
|
|
hi def link goUnsignedInts Type
|
|
hi def link goFloats Type
|
|
hi def link goComplexes Type
|
|
|
|
" Predefined functions and values
|
|
syn match goBuiltins /\<\v(append|cap|close|complex|copy|delete|imag|len)\ze\(/
|
|
syn match goBuiltins /\<\v(make|new|panic|print|println|real|recover)\ze\(/
|
|
syn keyword goBoolean true false
|
|
syn keyword goPredefinedIdentifiers nil iota
|
|
|
|
hi def link goBuiltins Keyword
|
|
hi def link goBoolean Boolean
|
|
hi def link goPredefinedIdentifiers goBoolean
|
|
|
|
" Comments; their contents
|
|
syn keyword goTodo contained TODO FIXME XXX BUG
|
|
syn cluster goCommentGroup contains=goTodo
|
|
|
|
syn region goComment start="//" end="$" contains=goGenerate,@goCommentGroup,@Spell
|
|
if go#config#FoldEnable('comment')
|
|
syn region goComment start="/\*" end="\*/" contains=@goCommentGroup,@Spell fold
|
|
syn match goComment "\v(^\s*//.*\n)+" contains=goGenerate,@goCommentGroup,@Spell fold
|
|
else
|
|
syn region goComment start="/\*" end="\*/" contains=@goCommentGroup,@Spell
|
|
endif
|
|
|
|
hi def link goComment Comment
|
|
hi def link goTodo Todo
|
|
|
|
if go#config#HighlightGenerateTags()
|
|
syn match goGenerateVariables contained /\(\$GOARCH\|\$GOOS\|\$GOFILE\|\$GOLINE\|\$GOPACKAGE\|\$DOLLAR\)\>/
|
|
syn region goGenerate start="^\s*//go:generate" end="$" contains=goGenerateVariables
|
|
hi def link goGenerate PreProc
|
|
hi def link goGenerateVariables Special
|
|
endif
|
|
|
|
" Go escapes
|
|
syn match goEscapeOctal display contained "\\[0-7]\{3}"
|
|
syn match goEscapeC display contained +\\[abfnrtv\\'"]+
|
|
syn match goEscapeX display contained "\\x\x\{2}"
|
|
syn match goEscapeU display contained "\\u\x\{4}"
|
|
syn match goEscapeBigU display contained "\\U\x\{8}"
|
|
syn match goEscapeError display contained +\\[^0-7xuUabfnrtv\\'"]+
|
|
|
|
hi def link goEscapeOctal goSpecialString
|
|
hi def link goEscapeC goSpecialString
|
|
hi def link goEscapeX goSpecialString
|
|
hi def link goEscapeU goSpecialString
|
|
hi def link goEscapeBigU goSpecialString
|
|
hi def link goSpecialString Special
|
|
hi def link goEscapeError Error
|
|
|
|
" Strings and their contents
|
|
syn cluster goStringGroup contains=goEscapeOctal,goEscapeC,goEscapeX,goEscapeU,goEscapeBigU,goEscapeError
|
|
if go#config#HighlightStringSpellcheck()
|
|
syn region goString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=@goStringGroup,@Spell
|
|
syn region goRawString start=+`+ end=+`+ contains=@Spell
|
|
else
|
|
syn region goString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=@goStringGroup
|
|
syn region goRawString start=+`+ end=+`+
|
|
endif
|
|
|
|
if go#config#HighlightFormatStrings()
|
|
" [n] notation is valid for specifying explicit argument indexes
|
|
" 1. Match a literal % not preceded by a %.
|
|
" 2. Match any number of -, #, 0, space, or +
|
|
" 3. Match * or [n]* or any number or nothing before a .
|
|
" 4. Match * or [n]* or any number or nothing after a .
|
|
" 5. Match [n] or nothing before a verb
|
|
" 6. Match a formatting verb
|
|
syn match goFormatSpecifier /\
|
|
\([^%]\(%%\)*\)\
|
|
\@<=%[-#0 +]*\
|
|
\%(\%(\%(\[\d\+\]\)\=\*\)\|\d\+\)\=\
|
|
\%(\.\%(\%(\%(\[\d\+\]\)\=\*\)\|\d\+\)\=\)\=\
|
|
\%(\[\d\+\]\)\=[vTtbcdoqxXUeEfFgGsp]/ contained containedin=goString,goRawString
|
|
hi def link goFormatSpecifier goSpecialString
|
|
endif
|
|
|
|
hi def link goString String
|
|
hi def link goRawString String
|
|
|
|
" Characters; their contents
|
|
syn cluster goCharacterGroup contains=goEscapeOctal,goEscapeC,goEscapeX,goEscapeU,goEscapeBigU
|
|
syn region goCharacter start=+'+ skip=+\\\\\|\\'+ end=+'+ contains=@goCharacterGroup
|
|
|
|
hi def link goCharacter Character
|
|
|
|
" Regions
|
|
syn region goParen start='(' end=')' transparent
|
|
if go#config#FoldEnable('block')
|
|
syn region goBlock start="{" end="}" transparent fold
|
|
else
|
|
syn region goBlock start="{" end="}" transparent
|
|
endif
|
|
|
|
" import
|
|
if go#config#FoldEnable('import')
|
|
syn region goImport start='import (' end=')' transparent fold contains=goImport,goString,goComment
|
|
else
|
|
syn region goImport start='import (' end=')' transparent contains=goImport,goString,goComment
|
|
endif
|
|
|
|
" var, const
|
|
if go#config#FoldEnable('varconst')
|
|
syn region goVar start='var (' end='^\s*)$' transparent fold
|
|
\ contains=ALLBUT,goParen,goBlock,goFunction,goTypeName,goReceiverType,goReceiverVar,goArgumentName,goArgumentType,goSimpleArguments
|
|
syn region goConst start='const (' end='^\s*)$' transparent fold
|
|
\ contains=ALLBUT,goParen,goBlock,goFunction,goTypeName,goReceiverType,goReceiverVar,goArgumentName,goArgumentType,goSimpleArguments
|
|
else
|
|
syn region goVar start='var (' end='^\s*)$' transparent
|
|
\ contains=ALLBUT,goParen,goBlock,goFunction,goTypeName,goReceiverType,goReceiverVar,goArgumentName,goArgumentType,goSimpleArguments
|
|
syn region goConst start='const (' end='^\s*)$' transparent
|
|
\ contains=ALLBUT,goParen,goBlock,goFunction,goTypeName,goReceiverType,goReceiverVar,goArgumentName,goArgumentType,goSimpleArguments
|
|
endif
|
|
|
|
" Single-line var, const, and import.
|
|
syn match goSingleDecl /\(import\|var\|const\) [^(]\@=/ contains=goImport,goVar,goConst
|
|
|
|
" Integers
|
|
syn match goDecimalInt "\<-\=\d\+\%([Ee][-+]\=\d\+\)\=\>"
|
|
syn match goHexadecimalInt "\<-\=0[xX]\x\+\>"
|
|
syn match goOctalInt "\<-\=0\o\+\>"
|
|
syn match goOctalError "\<-\=0\o*[89]\d*\>"
|
|
|
|
hi def link goDecimalInt Integer
|
|
hi def link goHexadecimalInt Integer
|
|
hi def link goOctalInt Integer
|
|
hi def link goOctalError Error
|
|
hi def link Integer Number
|
|
|
|
" Floating point
|
|
syn match goFloat "\<-\=\d\+\.\d*\%([Ee][-+]\=\d\+\)\=\>"
|
|
syn match goFloat "\<-\=\.\d\+\%([Ee][-+]\=\d\+\)\=\>"
|
|
|
|
hi def link goFloat Float
|
|
|
|
" Imaginary literals
|
|
syn match goImaginary "\<-\=\d\+i\>"
|
|
syn match goImaginary "\<-\=\d\+[Ee][-+]\=\d\+i\>"
|
|
syn match goImaginaryFloat "\<-\=\d\+\.\d*\%([Ee][-+]\=\d\+\)\=i\>"
|
|
syn match goImaginaryFloat "\<-\=\.\d\+\%([Ee][-+]\=\d\+\)\=i\>"
|
|
|
|
hi def link goImaginary Number
|
|
hi def link goImaginaryFloat Float
|
|
|
|
" Spaces after "[]"
|
|
if go#config#HighlightArrayWhitespaceError()
|
|
syn match goSpaceError display "\(\[\]\)\@<=\s\+"
|
|
endif
|
|
|
|
" Spacing errors around the 'chan' keyword
|
|
if go#config#HighlightChanWhitespaceError()
|
|
" receive-only annotation on chan type
|
|
"
|
|
" \(\<chan\>\)\@<!<- (only pick arrow when it doesn't come after a chan)
|
|
" this prevents picking up 'chan<- chan<-' but not '<- chan'
|
|
syn match goSpaceError display "\(\(\<chan\>\)\@<!<-\)\@<=\s\+\(\<chan\>\)\@="
|
|
|
|
" send-only annotation on chan type
|
|
"
|
|
" \(<-\)\@<!\<chan\> (only pick chan when it doesn't come after an arrow)
|
|
" this prevents picking up '<-chan <-chan' but not 'chan <-'
|
|
syn match goSpaceError display "\(\(<-\)\@<!\<chan\>\)\@<=\s\+\(<-\)\@="
|
|
|
|
" value-ignoring receives in a few contexts
|
|
syn match goSpaceError display "\(\(^\|[={(,;]\)\s*<-\)\@<=\s\+"
|
|
endif
|
|
|
|
" Extra types commonly seen
|
|
if go#config#HighlightExtraTypes()
|
|
syn match goExtraType /\<bytes\.\(Buffer\)\>/
|
|
syn match goExtraType /\<io\.\(Reader\|ReadSeeker\|ReadWriter\|ReadCloser\|ReadWriteCloser\|Writer\|WriteCloser\|Seeker\)\>/
|
|
syn match goExtraType /\<reflect\.\(Kind\|Type\|Value\)\>/
|
|
syn match goExtraType /\<unsafe\.Pointer\>/
|
|
endif
|
|
|
|
" Space-tab error
|
|
if go#config#HighlightSpaceTabError()
|
|
syn match goSpaceError display " \+\t"me=e-1
|
|
endif
|
|
|
|
" Trailing white space error
|
|
if go#config#HighlightTrailingWhitespaceError()
|
|
syn match goSpaceError display excludenl "\s\+$"
|
|
endif
|
|
|
|
hi def link goExtraType Type
|
|
hi def link goSpaceError Error
|
|
|
|
|
|
|
|
" included from: https://github.com/athom/more-colorful.vim/blob/master/after/syntax/go.vim
|
|
"
|
|
" Comments; their contents
|
|
syn keyword goTodo contained NOTE
|
|
hi def link goTodo Todo
|
|
|
|
syn match goVarArgs /\.\.\./
|
|
|
|
" Operators;
|
|
if go#config#HighlightOperators()
|
|
" match single-char operators: - + % < > ! & | ^ * =
|
|
" and corresponding two-char operators: -= += %= <= >= != &= |= ^= *= ==
|
|
syn match goOperator /[-+%<>!&|^*=]=\?/
|
|
" match / and /=
|
|
syn match goOperator /\/\%(=\|\ze[^/*]\)/
|
|
" match two-char operators: << >> &^
|
|
" and corresponding three-char operators: <<= >>= &^=
|
|
syn match goOperator /\%(<<\|>>\|&^\)=\?/
|
|
" match remaining two-char operators: := && || <- ++ --
|
|
syn match goOperator /:=\|||\|<-\|++\|--/
|
|
" match ...
|
|
|
|
hi def link goPointerOperator goOperator
|
|
hi def link goVarArgs goOperator
|
|
endif
|
|
hi def link goOperator Operator
|
|
|
|
" Functions;
|
|
if go#config#HighlightFunctions() || go#config#HighlightFunctionArguments()
|
|
syn match goDeclaration /\<func\>/ nextgroup=goReceiver,goFunction,goSimpleArguments skipwhite skipnl
|
|
syn match goReceiverVar /\w\+\ze\s\+\(\w\|\*\)/ nextgroup=goPointerOperator,goReceiverType skipwhite skipnl contained
|
|
syn match goPointerOperator /\*/ nextgroup=goReceiverType contained skipwhite skipnl
|
|
syn match goFunction /\w\+/ nextgroup=goSimpleArguments contained skipwhite skipnl
|
|
syn match goReceiverType /\w\+/ contained
|
|
if go#config#HighlightFunctionArguments()
|
|
syn match goSimpleArguments /(\(\w\|\_s\|[*\.\[\],\{\}<>-]\)*)/ contained contains=goArgumentName nextgroup=goSimpleArguments skipwhite skipnl
|
|
syn match goArgumentName /\w\+\(\s*,\s*\w\+\)*\ze\s\+\(\w\|\.\|\*\|\[\)/ contained nextgroup=goArgumentType skipwhite skipnl
|
|
syn match goArgumentType /\([^,)]\|\_s\)\+,\?/ contained nextgroup=goArgumentName skipwhite skipnl
|
|
\ contains=goVarArgs,goType,goSignedInts,goUnsignedInts,goFloats,goComplexes,goDeclType,goBlock
|
|
hi def link goReceiverVar goArgumentName
|
|
hi def link goArgumentName Identifier
|
|
endif
|
|
syn match goReceiver /(\s*\w\+\(\s\+\*\?\s*\w\+\)\?\s*)\ze\s*\w/ contained nextgroup=goFunction contains=goReceiverVar skipwhite skipnl
|
|
else
|
|
syn keyword goDeclaration func
|
|
endif
|
|
hi def link goFunction Function
|
|
|
|
" Function calls;
|
|
if go#config#HighlightFunctionCalls()
|
|
syn match goFunctionCall /\w\+\ze(/ contains=goBuiltins,goDeclaration
|
|
endif
|
|
hi def link goFunctionCall Type
|
|
|
|
" Fields;
|
|
if go#config#HighlightFields()
|
|
syn match goField /\.\w\+\([.\ \n\r\:\)\[,]\)\@=/hs=s+1
|
|
endif
|
|
hi def link goField Identifier
|
|
|
|
" Structs & Interfaces;
|
|
if go#config#HighlightTypes()
|
|
syn match goTypeConstructor /\<\w\+{\@=/
|
|
syn match goTypeDecl /\<type\>/ nextgroup=goTypeName skipwhite skipnl
|
|
syn match goTypeName /\w\+/ contained nextgroup=goDeclType skipwhite skipnl
|
|
syn match goDeclType /\<\(interface\|struct\)\>/ skipwhite skipnl
|
|
hi def link goReceiverType Type
|
|
else
|
|
syn keyword goDeclType struct interface
|
|
syn keyword goDeclaration type
|
|
endif
|
|
hi def link goTypeConstructor Type
|
|
hi def link goTypeName Type
|
|
hi def link goTypeDecl Keyword
|
|
hi def link goDeclType Keyword
|
|
|
|
" Variable Assignments
|
|
if go#config#HighlightVariableAssignments()
|
|
syn match goVarAssign /\v[_.[:alnum:]]+(,\s*[_.[:alnum:]]+)*\ze(\s*([-^+|^\/%&]|\*|\<\<|\>\>|\&\^)?\=[^=])/
|
|
hi def link goVarAssign Special
|
|
endif
|
|
|
|
" Variable Declarations
|
|
if go#config#HighlightVariableDeclarations()
|
|
syn match goVarDefs /\v\w+(,\s*\w+)*\ze(\s*:\=)/
|
|
hi def link goVarDefs Special
|
|
endif
|
|
|
|
" Build Constraints
|
|
if go#config#HighlightBuildConstraints()
|
|
syn match goBuildKeyword display contained "+build"
|
|
" Highlight the known values of GOOS, GOARCH, and other +build options.
|
|
syn keyword goBuildDirectives contained
|
|
\ android darwin dragonfly freebsd linux nacl netbsd openbsd plan9
|
|
\ solaris windows 386 amd64 amd64p32 arm armbe arm64 arm64be ppc64
|
|
\ ppc64le mips mipsle mips64 mips64le mips64p32 mips64p32le ppc
|
|
\ s390 s390x sparc sparc64 cgo ignore race
|
|
|
|
" Other words in the build directive are build tags not listed above, so
|
|
" avoid highlighting them as comments by using a matchgroup just for the
|
|
" start of the comment.
|
|
" The rs=s+2 option lets the \s*+build portion be part of the inner region
|
|
" instead of the matchgroup so it will be highlighted as a goBuildKeyword.
|
|
syn region goBuildComment matchgroup=goBuildCommentStart
|
|
\ start="//\s*+build\s"rs=s+2 end="$"
|
|
\ contains=goBuildKeyword,goBuildDirectives
|
|
hi def link goBuildCommentStart Comment
|
|
hi def link goBuildDirectives Type
|
|
hi def link goBuildKeyword PreProc
|
|
endif
|
|
|
|
if go#config#HighlightBuildConstraints() || go#config#FoldEnable('package_comment')
|
|
" One or more line comments that are followed immediately by a "package"
|
|
" declaration are treated like package documentation, so these must be
|
|
" matched as comments to avoid looking like working build constraints.
|
|
" The he, me, and re options let the "package" itself be highlighted by
|
|
" the usual rules.
|
|
exe 'syn region goPackageComment start=/\v(\/\/.*\n)+\s*package/'
|
|
\ . ' end=/\v\n\s*package/he=e-7,me=e-7,re=e-7'
|
|
\ . ' contains=@goCommentGroup,@Spell'
|
|
\ . (go#config#FoldEnable('package_comment') ? ' fold' : '')
|
|
exe 'syn region goPackageComment start=/\v^\s*\/\*.*\n(.*\n)*\s*\*\/\npackage/'
|
|
\ . ' end=/\v\*\/\n\s*package/he=e-7,me=e-7,re=e-7'
|
|
\ . ' contains=@goCommentGroup,@Spell'
|
|
\ . (go#config#FoldEnable('package_comment') ? ' fold' : '')
|
|
hi def link goPackageComment Comment
|
|
endif
|
|
|
|
" :GoCoverage commands
|
|
hi def link goCoverageNormalText Comment
|
|
|
|
function! s:hi()
|
|
hi def link goSameId Search
|
|
|
|
" :GoCoverage commands
|
|
hi def goCoverageCovered ctermfg=green guifg=#A6E22E
|
|
hi def goCoverageUncover ctermfg=red guifg=#F92672
|
|
|
|
" :GoDebug commands
|
|
hi GoDebugBreakpoint term=standout ctermbg=117 ctermfg=0 guibg=#BAD4F5 guifg=Black
|
|
hi GoDebugCurrent term=reverse ctermbg=12 ctermfg=7 guibg=DarkBlue guifg=White
|
|
endfunction
|
|
|
|
augroup vim-go-hi
|
|
autocmd!
|
|
autocmd ColorScheme * call s:hi()
|
|
augroup end
|
|
call s:hi()
|
|
|
|
" Search backwards for a global declaration to start processing the syntax.
|
|
"syn sync match goSync grouphere NONE /^\(const\|var\|type\|func\)\>/
|
|
|
|
" There's a bug in the implementation of grouphere. For now, use the
|
|
" following as a more expensive/less precise workaround.
|
|
syn sync minlines=500
|
|
|
|
let b:current_syntax = "go"
|
|
|
|
" vim: sw=2 ts=2 et
|