208 lines
7.7 KiB
VimL
208 lines
7.7 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.
|
||
|
|
"
|
||
|
|
" Options:
|
||
|
|
" There are some options for customizing the highlighting; the recommended
|
||
|
|
" settings are the default values, but you can write:
|
||
|
|
" let OPTION_NAME = 0
|
||
|
|
" in your ~/.vimrc file to disable particular options. You can also write:
|
||
|
|
" let OPTION_NAME = 1
|
||
|
|
" to enable particular options. At present, all options default to on.
|
||
|
|
"
|
||
|
|
" - go_highlight_array_whitespace_error
|
||
|
|
" Highlights white space after "[]".
|
||
|
|
" - go_highlight_chan_whitespace_error
|
||
|
|
" Highlights white space around the communications operator that don't follow
|
||
|
|
" the standard style.
|
||
|
|
" - go_highlight_extra_types
|
||
|
|
" Highlights commonly used library types (io.Reader, etc.).
|
||
|
|
" - go_highlight_space_tab_error
|
||
|
|
" Highlights instances of tabs following spaces.
|
||
|
|
" - go_highlight_trailing_whitespace_error
|
||
|
|
" Highlights trailing white space.
|
||
|
|
|
||
|
|
" Quit when a (custom) syntax file was already loaded
|
||
|
|
if exists("b:current_syntax")
|
||
|
|
finish
|
||
|
|
endif
|
||
|
|
|
||
|
|
if !exists("go_highlight_array_whitespace_error")
|
||
|
|
let go_highlight_array_whitespace_error = 1
|
||
|
|
endif
|
||
|
|
if !exists("go_highlight_chan_whitespace_error")
|
||
|
|
let go_highlight_chan_whitespace_error = 1
|
||
|
|
endif
|
||
|
|
if !exists("go_highlight_extra_types")
|
||
|
|
let go_highlight_extra_types = 1
|
||
|
|
endif
|
||
|
|
if !exists("go_highlight_space_tab_error")
|
||
|
|
let go_highlight_space_tab_error = 1
|
||
|
|
endif
|
||
|
|
if !exists("go_highlight_trailing_whitespace_error")
|
||
|
|
let go_highlight_trailing_whitespace_error = 1
|
||
|
|
endif
|
||
|
|
|
||
|
|
syn case match
|
||
|
|
|
||
|
|
syn keyword goDirective package import
|
||
|
|
syn keyword goDeclaration var const type
|
||
|
|
syn keyword goDeclType struct interface
|
||
|
|
|
||
|
|
hi def link goDirective Statement
|
||
|
|
hi def link goDeclaration Keyword
|
||
|
|
hi def link goDeclType 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
|
||
|
|
|
||
|
|
" Treat func specially: it's a declaration at the start of a line, but a type
|
||
|
|
" elsewhere. Order matters here.
|
||
|
|
syn match goType /\<func\>/
|
||
|
|
syn match goDeclaration /^func\>/
|
||
|
|
|
||
|
|
" Predefined functions and values
|
||
|
|
syn keyword goBuiltins append cap close complex copy delete imag len
|
||
|
|
syn keyword goBuiltins make new panic print println real recover
|
||
|
|
syn keyword goConstants iota true false nil
|
||
|
|
|
||
|
|
hi def link goBuiltins Keyword
|
||
|
|
hi def link goConstants Keyword
|
||
|
|
|
||
|
|
" Comments; their contents
|
||
|
|
syn keyword goTodo contained TODO FIXME XXX BUG
|
||
|
|
syn cluster goCommentGroup contains=goTodo
|
||
|
|
syn region goComment start="/\*" end="\*/" contains=@goCommentGroup,@Spell
|
||
|
|
syn region goComment start="//" end="$" contains=@goCommentGroup,@Spell
|
||
|
|
|
||
|
|
hi def link goComment Comment
|
||
|
|
hi def link goTodo Todo
|
||
|
|
|
||
|
|
" 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
|
||
|
|
syn region goString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=@goStringGroup
|
||
|
|
syn region goRawString start=+`+ end=+`+
|
||
|
|
|
||
|
|
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 goBlock start="{" end="}" transparent fold
|
||
|
|
syn region goParen start='(' end=')' transparent
|
||
|
|
|
||
|
|
" Integers
|
||
|
|
syn match goDecimalInt "\<\d\+\([Ee]\d\+\)\?\>"
|
||
|
|
syn match goHexadecimalInt "\<0x\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 Integer Number
|
||
|
|
|
||
|
|
" Floating point
|
||
|
|
syn match goFloat "\<\d\+\.\d*\([Ee][-+]\d\+\)\?\>"
|
||
|
|
syn match goFloat "\<\.\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\+\.\d*\([Ee][-+]\d\+\)\?i\>"
|
||
|
|
syn match goImaginary "\<\.\d\+\([Ee][-+]\d\+\)\?i\>"
|
||
|
|
syn match goImaginary "\<\d\+[Ee][-+]\d\+i\>"
|
||
|
|
|
||
|
|
hi def link goImaginary Number
|
||
|
|
|
||
|
|
" Spaces after "[]"
|
||
|
|
if go_highlight_array_whitespace_error != 0
|
||
|
|
syn match goSpaceError display "\(\[\]\)\@<=\s\+"
|
||
|
|
endif
|
||
|
|
|
||
|
|
" Spacing errors around the 'chan' keyword
|
||
|
|
if go_highlight_chan_whitespace_error != 0
|
||
|
|
" receive-only annotation on chan type
|
||
|
|
syn match goSpaceError display "\(<-\)\@<=\s\+\(chan\>\)\@="
|
||
|
|
" send-only annotation on chan type
|
||
|
|
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_highlight_extra_types != 0
|
||
|
|
syn match goExtraType /\<bytes\.\(Buffer\)\>/
|
||
|
|
syn match goExtraType /\<io\.\(Reader\|Writer\|ReadWriter\|ReadWriteCloser\)\>/
|
||
|
|
syn match goExtraType /\<reflect\.\(Kind\|Type\|Value\)\>/
|
||
|
|
syn match goExtraType /\<unsafe\.Pointer\>/
|
||
|
|
endif
|
||
|
|
|
||
|
|
" Space-tab error
|
||
|
|
if go_highlight_space_tab_error != 0
|
||
|
|
syn match goSpaceError display " \+\t"me=e-1
|
||
|
|
endif
|
||
|
|
|
||
|
|
" Trailing white space error
|
||
|
|
if go_highlight_trailing_whitespace_error != 0
|
||
|
|
syn match goSpaceError display excludenl "\s\+$"
|
||
|
|
endif
|
||
|
|
|
||
|
|
hi def link goExtraType Type
|
||
|
|
hi def link goSpaceError Error
|
||
|
|
|
||
|
|
" 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"
|