mirror of
https://github.com/neovim/neovim.git
synced 2024-09-17 20:58:20 -04:00
98 lines
4.8 KiB
VimL
98 lines
4.8 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: Nov 14, 2023
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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 watNotTop contains=watModule,watInstWithType,watInstGetSet,watInstGeneral,watParamInst,watControlInst,watSimdInst,watString,watNamedVar,watUnnamedVar,watFloat,watNumber,watComment,watList,watType
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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 watInstWithType "\%((\s*\)\@<=\<\%(i32\|i64\|f32\|f64\|memory\)\.[[:alnum:]_]\+\%(/\%(i32\|i64\|f32\|f64\)\)\=\>\%(\s\+\%(align\|offset\)=\)\=" contained display
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syn match watInstGeneral "\%((\s*\)\@<=\<[[:alnum:]_]\+\>" contained display
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syn match watInstGetSet "\%((\s*\)\@<=\<\%(local\|global\)\.\%(get\|set\)\>" contained display
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" https://webassembly.github.io/spec/core/text/instructions.html#control-instructions
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syn match watControlInst "\%((\s*\)\@<=\<\%(block\|end\|loop\|if\|then\|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 watParamInst "\%((\s*\)\@<=\<\%(drop\|select\)\>" contained display
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" SIMD instructions
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" https://webassembly.github.io/simd/core/text/instructions.html#simd-instructions
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syn match watSimdInst "\<\%(v128\|i8x16\|i16x8\|i32x4\|i64x2\|f32x4\|f64x2)\)\.[[:alnum:]_]\+\%(\s\+\%(i8x16\|i16x8\|i32x4\|i64x2\|f32x4\|f64x2\)\)\=\>" 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 watNamedVar "$\+[[:alnum:]!#$%&'∗./:=><?@\\^_`~+-]*" contained contains=watEscapeUtf8
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syn match watUnnamedVar "$\+\d\+[[:alnum:]!#$%&'∗./:=><?@\\^_`~+-]\@!" contained display
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" Presuming the source text is itself encoded correctly, strings that do not
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" contain any uses of hexadecimal byte escapes are always valid names.
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" https://webassembly.github.io/spec/core/text/values.html#names
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syn match watEscapedUtf8 "\\\x\{1,6}" contained containedin=watNamedVar 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 watString start=+"+ skip=+\\\\\|\\"+ end=+"+ contained contains=watStringSpecial
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syn match watStringSpecial "\\\x\x\|\\[tnr'\\\"]\|\\u\x\+" contained containedin=watString display
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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 watFloat "\<-\=\d\%(_\=\d\)*\%(\.\d\%(_\=\d\)*\)\=\%([eE][-+]\=\d\%(_\=\d\)*\)\=" display contained
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syn match watFloat "\<-\=0x\x\%(_\=\x\)*\%(\.\x\%(_\=\x\)*\)\=\%([pP][-+]\=\d\%(_\=\d\)*\)\=" display contained
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syn keyword watFloat inf nan contained
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syn match watFloat "nan:0x\x\%(_\=\x\)*" display 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 watNumber "\<-\=\d\%(_\=\d\)*\>" display contained
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syn match watNumber "\<-\=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 watComment start=";;" end="$"
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syn region watComment start="(;;\@!" end=";)"
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syn region watList matchgroup=watListDelimiter start="(;\@!" matchgroup=watListDelimiter end=";\@<!)" contains=@watNotTop
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" Types
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" https://webassembly.github.io/spec/core/text/types.html
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" Note: `mut` was changed to `const`/`var` at Wasm 2.0
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syn keyword watType i64 i32 f64 f32 param result funcref func externref extern mut v128 const var contained
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syn match watType "\%((\_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 watModule module type export import table memory global data elem contained
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syn match watModule "\%((\_s*\)\@<=func\%(\_s\+\$\)\@=" display contained
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syn sync maxlines=100
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hi def link watModule PreProc
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hi def link watListDelimiter Delimiter
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hi def link watInstWithType Operator
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hi def link watInstGetSet Operator
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hi def link watInstGeneral Operator
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hi def link watControlInst Statement
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hi def link watSimdInst Operator
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hi def link watParamInst Conditional
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hi def link watString String
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hi def link watStringSpecial Special
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hi def link watNamedVar Identifier
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hi def link watUnnamedVar PreProc
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hi def link watFloat Float
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hi def link watNumber Number
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hi def link watComment Comment
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hi def link watType Type
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hi def link watEscapedUtf8 Special
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let b:current_syntax = "wat"
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let &cpo = s:cpo_save
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unlet s:cpo_save
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