85 lines
3.8 KiB
VimL
85 lines
3.8 KiB
VimL
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" Vim syntax file
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" Language: WebAssembly
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" Maintainer: rhysd <lin90162@yahoo.co.jp>
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" Last Change: Jul 29, 2018
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" For bugs, patches and license go to https://github.com/rhysd/vim-wasm
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if exists("b:current_syntax")
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finish
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endif
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let s:cpo_save = &cpo
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set cpo&vim
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syn cluster wastCluster contains=wastModule,wastInstWithType,wastInstGeneral,wastParamInst,wastControlInst,wastString,wastNamedVar,wastUnnamedVar,wastFloat,wastNumber,wastComment,wastList,wastType
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" Instructions
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" https://webassembly.github.io/spec/core/text/instructions.html
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" Note: memarg (align=,offset=) can be added to memory instructions
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syn match wastInstWithType "\%((\s*\)\@<=\<\%(i32\|i64\|f32\|f64\|memory\)\.[[:alnum:]_]\+\%(/\%(i32\|i64\|f32\|f64\)\)\=\>\%(\s\+\%(align\|offset\)=\)\=" contained display
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syn match wastInstGeneral "\%((\s*\)\@<=\<[[:alnum:]_]\+\>" contained display
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" https://webassembly.github.io/spec/core/text/instructions.html#control-instructions
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syn match wastControlInst "\%((\s*\)\@<=\<\%(block\|end\|loop\|if\|else\|unreachable\|nop\|br\|br_if\|br_table\|return\|call\|call_indirect\)\>" contained display
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" https://webassembly.github.io/spec/core/text/instructions.html#parametric-instructions
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syn match wastParamInst "\%((\s*\)\@<=\<\%(drop\|select\)\>" contained display
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" Identifiers
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" https://webassembly.github.io/spec/core/text/values.html#text-id
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syn match wastNamedVar "$\+[[:alnum:]!#$%&'∗./:=><?@\\^_`~+-]*" contained display
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syn match wastUnnamedVar "$\+\d\+[[:alnum:]!#$%&'∗./:=><?@\\^_`~+-]\@!" contained display
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" String literals
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" https://webassembly.github.io/spec/core/text/values.html#strings
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syn region wastString start=+"+ skip=+\\\\\|\\"+ end=+"+ contained contains=wastStringSpecial
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syn match wastStringSpecial "\\\x\x\|\\[tnr'\\\"]\|\\u\x\+" contained containedin=wastString
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" Float literals
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" https://webassembly.github.io/spec/core/text/values.html#floating-point
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syn match wastFloat "\<-\=\d\%(_\=\d\)*\%(\.\d\%(_\=\d\)*\)\=\%([eE][-+]\=\d\%(_\=\d\)*\)\=" display contained
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syn match wastFloat "\<-\=0x\x\%(_\=\d\)*\%(\.\x\%(_\=\x\)*\)\=\%([pP][-+]\=\d\%(_\=\d\)*\)\=" display contained
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syn keyword wastFloat inf nan contained
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" Integer literals
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" https://webassembly.github.io/spec/core/text/values.html#integers
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syn match wastNumber "\<-\=\d\%(_\=\d\)*\>" display contained
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syn match wastNumber "\<-\=0x\x\%(_\=\x\)*\>" display contained
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" Comments
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" https://webassembly.github.io/spec/core/text/lexical.html#comments
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syn region wastComment start=";;" end="$" display
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syn region wastComment start="(;;\@!" end=";)"
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syn region wastList matchgroup=wastListDelimiter start="(;\@!" matchgroup=wastListDelimiter end=";\@<!)" contains=@wastCluster
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" Types
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" https://webassembly.github.io/spec/core/text/types.html
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syn keyword wastType i64 i32 f64 f32 param result anyfunc mut contained
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syn match wastType "\%((\_s*\)\@<=func\%(\_s*[()]\)\@=" display contained
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" Modules
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" https://webassembly.github.io/spec/core/text/modules.html
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syn keyword wastModule module type export import table memory global data elem contained
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syn match wastModule "\%((\_s*\)\@<=func\%(\_s\+\$\)\@=" display contained
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syn sync lines=100
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hi def link wastModule PreProc
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hi def link wastListDelimiter Delimiter
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hi def link wastInstWithType Operator
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hi def link wastInstGeneral Operator
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hi def link wastControlInst Statement
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hi def link wastParamInst Conditional
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hi def link wastString String
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hi def link wastStringSpecial Special
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hi def link wastNamedVar Identifier
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hi def link wastUnnamedVar PreProc
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hi def link wastFloat Float
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hi def link wastNumber Number
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hi def link wastComment Comment
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hi def link wastType Type
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let b:current_syntax = "wast"
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let &cpo = s:cpo_save
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unlet s:cpo_save
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