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" Vim syntax file
" Language: Rust
" Maintainer: Patrick Walton <pcwalton@mozilla.com>
" Maintainer: Ben Blum <bblum@cs.cmu.edu>
" Maintainer: Chris Morgan <me@chrismorgan.info>
" Last Change: 2013 Oct 29
if version < 600
syntax clear
elseif exists("b:current_syntax")
finish
endif
" Syntax definitions {{{1
" Basic keywords {{{2
syn keyword rustConditional match if else
syn keyword rustOperator as
syn match rustAssert "\<assert\(\w\)*!" contained
syn match rustFail "\<fail\(\w\)*!" contained
syn keyword rustKeyword break continue do extern
syn keyword rustKeyword in if impl let log
syn keyword rustKeyword for impl let log
syn keyword rustKeyword loop mod once priv pub
syn keyword rustKeyword return
syn keyword rustKeyword unsafe while
syn keyword rustKeyword use nextgroup=rustModPath skipwhite
" FIXME: Scoped impl's name is also fallen in this category
syn keyword rustKeyword mod trait struct enum type nextgroup=rustIdentifier skipwhite
syn keyword rustKeyword fn nextgroup=rustFuncName skipwhite
syn keyword rustStorage const mut ref static
syn match rustIdentifier contains=rustIdentifierPrime "\%([^[:cntrl:][:space:][:punct:][:digit:]]\|_\)\%([^[:cntrl:][:punct:][:space:]]\|_\)*" display contained
syn match rustFuncName "\%([^[:cntrl:][:space:][:punct:][:digit:]]\|_\)\%([^[:cntrl:][:punct:][:space:]]\|_\)*" display contained
" Reserved (but not yet used) keywords {{{2
syn keyword rustKeyword alignof be offsetof pure sizeof typeof yield
" Built-in types {{{2
syn keyword rustType int uint float char bool u8 u16 u32 u64 f32
syn keyword rustType f64 i8 i16 i32 i64 str Self
" Things from the prelude (src/libstd/prelude.rs) {{{2
" This section is just straight transformation of the contents of the prelude,
" to make it easy to update.
" Core operators {{{3
syn keyword rustEnum Either
syn keyword rustEnumVariant Left Right
syn keyword rustTrait Sized
syn keyword rustTrait Freeze Send
syn keyword rustTrait Add Sub Mul Div Rem Neg Not
syn keyword rustTrait BitAnd BitOr BitXor
syn keyword rustTrait Drop
syn keyword rustTrait Shl Shr Index
syn keyword rustEnum Option
syn keyword rustEnumVariant Some None
syn keyword rustEnum Result
syn keyword rustEnumVariant Ok Err
" Functions {{{3
"syn keyword rustFunction print println
"syn keyword rustFunction range
"syn keyword rustFunction from_str
" Types and traits {{{3
syn keyword rustTrait Any AnyOwnExt AnyRefExt AnyMutRefExt
syn keyword rustTrait Ascii AsciiCast OwnedAsciiCast AsciiStr ToBytesConsume
syn keyword rustTrait Bool
syn keyword rustTrait ToCStr
syn keyword rustTrait Char
syn keyword rustTrait Clone DeepClone
syn keyword rustTrait Eq ApproxEq Ord TotalEq TotalOrd Ordering Equiv
syn keyword rustEnumVariant Less Equal Greater
syn keyword rustTrait Container Mutable Map MutableMap Set MutableSet
syn keyword rustTrait Default
syn keyword rustTrait Hash
syn keyword rustTrait FromStr
syn keyword rustTrait FromIterator Extendable
syn keyword rustTrait Iterator DoubleEndedIterator RandomAccessIterator ClonableIterator
syn keyword rustTrait OrdIterator MutableDoubleEndedIterator ExactSize
syn keyword rustTrait Times
syn keyword rustTrait Algebraic Trigonometric Exponential Hyperbolic
syn keyword rustTrait Bitwise BitCount Bounded
syn keyword rustTrait Integer Fractional Real RealExt
syn keyword rustTrait Num NumCast CheckedAdd CheckedSub CheckedMul
syn keyword rustTrait Orderable Signed Unsigned Round
syn keyword rustTrait Primitive Int Float ToStrRadix ToPrimitive FromPrimitive
syn keyword rustTrait GenericPath Path PosixPath WindowsPath
syn keyword rustTrait RawPtr
syn keyword rustTrait SendStr SendStrOwned SendStrStatic IntoSendStr
syn keyword rustTrait Str StrVector StrSlice OwnedStr
syn keyword rustTrait IterBytes
syn keyword rustTrait ToStr ToStrConsume
syn keyword rustTrait CopyableTuple ImmutableTuple
syn keyword rustTrait Tuple1 Tuple2 Tuple3 Tuple4
syn keyword rustTrait Tuple5 Tuple6 Tuple7 Tuple8
syn keyword rustTrait Tuple9 Tuple10 Tuple11 Tuple12
syn keyword rustTrait ImmutableTuple1 ImmutableTuple2 ImmutableTuple3 ImmutableTuple4
syn keyword rustTrait ImmutableTuple5 ImmutableTuple6 ImmutableTuple7 ImmutableTuple8
syn keyword rustTrait ImmutableTuple9 ImmutableTuple10 ImmutableTuple11 ImmutableTuple12
syn keyword rustTrait ImmutableEqVector ImmutableTotalOrdVector ImmutableCopyableVector
syn keyword rustTrait OwnedVector OwnedCopyableVector OwnedEqVector MutableVector
syn keyword rustTrait Vector VectorVector CopyableVector ImmutableVector
"syn keyword rustFunction stream
syn keyword rustTrait Port Chan GenericChan GenericSmartChan GenericPort Peekable
"syn keyword rustFunction spawn
syn keyword rustSelf self
syn keyword rustBoolean true false
syn keyword rustConstant Some None " option
syn keyword rustConstant Left Right " either
syn keyword rustConstant Ok Err " result
syn keyword rustConstant Less Equal Greater " Ordering
" Other syntax {{{2
" If foo::bar changes to foo.bar, change this ("::" to "\.").
" If foo::bar changes to Foo::bar, change this (first "\w" to "\u").
syn match rustModPath "\w\(\w\)*::[^<]"he=e-3,me=e-3
syn match rustModPath "\w\(\w\)*" contained " only for 'use path;'
syn match rustModPathSep "::"
syn match rustFuncCall "\w\(\w\)*("he=e-1,me=e-1
syn match rustFuncCall "\w\(\w\)*::<"he=e-3,me=e-3 " foo::<T>();
" This is merely a convention; note also the use of [A-Z], restricting it to
" latin identifiers rather than the full Unicode uppercase. I have not used
" [:upper:] as it depends upon 'noignorecase'
"syn match rustCapsIdent display "[A-Z]\w\(\w\)*"
syn match rustOperator display "\%(+\|-\|/\|*\|=\|\^\|&\||\|!\|>\|<\|%\)=\?"
" This one isn't *quite* right, as we could have binary-& with a reference
syn match rustSigil display /&\s\+[&~@*][^)= \t\r\n]/he=e-1,me=e-1
syn match rustSigil display /[&~@*][^)= \t\r\n]/he=e-1,me=e-1
" This isn't actually correct; a closure with no arguments can be `|| { }`.
" Last, because the & in && isn't a sigil
syn match rustOperator display "&&\|||"
syn match rustMacro '\w\(\w\)*!' contains=rustAssert,rustFail
syn match rustMacro '#\w\(\w\)*' contains=rustAssert,rustFail
syn match rustFormat display "%\(\d\+\$\)\=[-+' #0*]*\(\d*\|\*\|\*\d\+\$\)\(\.\(\d*\|\*\|\*\d\+\$\)\)\=\([hlLjzt]\|ll\|hh\)\=\([aAbdiuoxXDOUfFeEgGcCsSpn?]\|\[\^\=.[^]]*\]\)" contained
syn match rustFormat display "%%" contained
syn match rustSpecial display contained /\\\([nrt0\\'"]\|x\x\{2}\|u\x\{4}\|U\x\{8}\)/
syn match rustStringContinuation display contained /\\\n\s*/
syn region rustString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=rustTodo,rustFormat,rustSpecial,rustStringContinuation
syn region rustString start='r\z(#*\)"' end='"\z1'
syn region rustAttribute start="#\[" end="\]" contains=rustString,rustDeriving
syn region rustDeriving start="deriving(" end=")" contained contains=rustTrait
" Number literals
syn match rustNumber display "\<[0-9][0-9_]*\>"
syn match rustNumber display "\<[0-9][0-9_]*\(u\|u8\|u16\|u32\|u64\)\>"
syn match rustNumber display "\<[0-9][0-9_]*\(i\|i8\|i16\|i32\|i64\)\>"
syn match rustHexNumber display "\<0x[a-fA-F0-9_]\+\>"
syn match rustHexNumber display "\<0x[a-fA-F0-9_]\+\(u\|u8\|u16\|u32\|u64\)\>"
syn match rustHexNumber display "\<0x[a-fA-F0-9_]\+\(i8\|i16\|i32\|i64\)\>"
syn match rustBinNumber display "\<0b[01_]\+\>"
syn match rustBinNumber display "\<0b[01_]\+\(u\|u8\|u16\|u32\|u64\)\>"
syn match rustBinNumber display "\<0b[01_]\+\(i8\|i16\|i32\|i64\)\>"
syn match rustFloat display "\<[0-9][0-9_]*\(f\|f32\|f64\)\>"
syn match rustFloat display "\<[0-9][0-9_]*\([eE][+-]\=[0-9_]\+\)\>"
syn match rustFloat display "\<[0-9][0-9_]*\([eE][+-]\=[0-9_]\+\)\(f\|f32\|f64\)\>"
syn match rustFloat display "\<[0-9][0-9_]*\.[0-9_]\+\>"
syn match rustFloat display "\<[0-9][0-9_]*\.[0-9_]\+\(f\|f32\|f64\)\>"
syn match rustFloat display "\<[0-9][0-9_]*\.[0-9_]\+\%([eE][+-]\=[0-9_]\+\)\>"
syn match rustFloat display "\<[0-9][0-9_]*\.[0-9_]\+\%([eE][+-]\=[0-9_]\+\)\(f\|f32\|f64\)\>"
" For the benefit of delimitMate
syn region rustLifetimeCandidate display start=/&'\%(\([^'\\]\|\\\(['nrt0\\\"]\|x\x\{2}\|u\x\{4}\|U\x\{8}\)\)'\)\@!/ end=/[[:cntrl:][:space:][:punct:]]\@=\|$/ contains=rustSigil,rustLifetime
syn region rustGenericRegion display start=/<\%('\|[^[cntrl:][:space:][:punct:]]\)\@=')\S\@=/ end=/>/ contains=rustGenericLifetimeCandidate
syn region rustGenericLifetimeCandidate display start=/\%(<\|,\s*\)\@<='/ end=/[[:cntrl:][:space:][:punct:]]\@=\|$/ contains=rustSigil,rustLifetime
"rustLifetime must appear before rustCharacter, or chars will get the lifetime highlighting
syn match rustLifetime display "\'\%([^[:cntrl:][:space:][:punct:][:digit:]]\|_\)\%([^[:cntrl:][:punct:][:space:]]\|_\)*"
syn match rustCharacter /'\([^'\\]\|\\\([nrt0\\'"]\|x\x\{2}\|u\x\{4}\|U\x\{8}\)\)'/ contains=rustSpecial
syn region rustCommentML start="/\*" end="\*/" contains=rustTodo
syn region rustComment start="//" end="$" contains=rustTodo keepend
syn region rustCommentMLDoc start="/\*\%(!\|\*/\@!\)" end="\*/" contains=rustTodo
syn region rustCommentDoc start="//[/!]" end="$" contains=rustTodo keepend
syn keyword rustTodo contained TODO FIXME XXX NB NOTE
" Folding rules {{{2
" Trivial folding rules to begin with.
" TODO: use the AST to make really good folding
syn region rustFoldBraces start="{" end="}" transparent fold
" If you wish to enable this, setlocal foldmethod=syntax
" It's not enabled by default as it would drive some people mad.
" Default highlighting {{{1
hi def link rustHexNumber rustNumber
hi def link rustBinNumber rustNumber
hi def link rustIdentifierPrime rustIdentifier
hi def link rustTrait rustType
hi def link rustSigil StorageClass
hi def link rustFormat Special
hi def link rustSpecial Special
hi def link rustStringContinuation Special
hi def link rustString String
hi def link rustCharacter Character
hi def link rustNumber Number
hi def link rustBoolean Boolean
hi def link rustEnum rustType
hi def link rustEnumVariant rustConstant
hi def link rustConstant Constant
hi def link rustSelf Constant
hi def link rustFloat Float
hi def link rustOperator Operator
hi def link rustKeyword Keyword
hi def link rustConditional Conditional
hi def link rustIdentifier Identifier
hi def link rustCapsIdent rustIdentifier
hi def link rustModPath Include
hi def link rustModPathSep Delimiter
hi def link rustFunction Function
hi def link rustFuncName Function
hi def link rustFuncCall Function
hi def link rustCommentMLDoc rustCommentDoc
hi def link rustCommentDoc SpecialComment
hi def link rustCommentML rustComment
hi def link rustComment Comment
hi def link rustAssert PreCondit
hi def link rustFail PreCondit
hi def link rustMacro Macro
hi def link rustType Type
hi def link rustTodo Todo
hi def link rustAttribute PreProc
hi def link rustDeriving PreProc
hi def link rustStorage StorageClass
hi def link rustLifetime Special
" Other Suggestions:
" hi rustAttribute ctermfg=cyan
" hi rustDeriving ctermfg=cyan
" hi rustAssert ctermfg=yellow
" hi rustFail ctermfg=red
" hi rustMacro ctermfg=magenta
syn sync minlines=200
syn sync maxlines=500
let b:current_syntax = "rust"
|
