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14432
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1 " Vim syntax file
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2 " Language: WebAssembly
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3 " Maintainer: rhysd <lin90162@yahoo.co.jp>
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4 " Last Change: Jul 29, 2018
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5 " For bugs, patches and license go to https://github.com/rhysd/vim-wasm
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6
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7 if exists("b:current_syntax")
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8 finish
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9 endif
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10
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11 let s:cpo_save = &cpo
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12 set cpo&vim
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13
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14 syn cluster wastCluster contains=wastModule,wastInstWithType,wastInstGeneral,wastParamInst,wastControlInst,wastString,wastNamedVar,wastUnnamedVar,wastFloat,wastNumber,wastComment,wastList,wastType
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15
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16 " Instructions
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17 " https://webassembly.github.io/spec/core/text/instructions.html
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18 " Note: memarg (align=,offset=) can be added to memory instructions
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19 syn match wastInstWithType "\%((\s*\)\@<=\<\%(i32\|i64\|f32\|f64\|memory\)\.[[:alnum:]_]\+\%(/\%(i32\|i64\|f32\|f64\)\)\=\>\%(\s\+\%(align\|offset\)=\)\=" contained display
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20 syn match wastInstGeneral "\%((\s*\)\@<=\<[[:alnum:]_]\+\>" contained display
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21 " https://webassembly.github.io/spec/core/text/instructions.html#control-instructions
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22 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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23 " https://webassembly.github.io/spec/core/text/instructions.html#parametric-instructions
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24 syn match wastParamInst "\%((\s*\)\@<=\<\%(drop\|select\)\>" contained display
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25
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26 " Identifiers
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27 " https://webassembly.github.io/spec/core/text/values.html#text-id
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28 syn match wastNamedVar "$\+[[:alnum:]!#$%&'∗./:=><?@\\^_`~+-]*" contained display
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29 syn match wastUnnamedVar "$\+\d\+[[:alnum:]!#$%&'∗./:=><?@\\^_`~+-]\@!" contained display
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30
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31 " String literals
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32 " https://webassembly.github.io/spec/core/text/values.html#strings
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33 syn region wastString start=+"+ skip=+\\\\\|\\"+ end=+"+ contained contains=wastStringSpecial
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34 syn match wastStringSpecial "\\\x\x\|\\[tnr'\\\"]\|\\u\x\+" contained containedin=wastString
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35
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36 " Float literals
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37 " https://webassembly.github.io/spec/core/text/values.html#floating-point
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38 syn match wastFloat "\<-\=\d\%(_\=\d\)*\%(\.\d\%(_\=\d\)*\)\=\%([eE][-+]\=\d\%(_\=\d\)*\)\=" display contained
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39 syn match wastFloat "\<-\=0x\x\%(_\=\d\)*\%(\.\x\%(_\=\x\)*\)\=\%([pP][-+]\=\d\%(_\=\d\)*\)\=" display contained
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40 syn keyword wastFloat inf nan contained
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41
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42 " Integer literals
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43 " https://webassembly.github.io/spec/core/text/values.html#integers
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44 syn match wastNumber "\<-\=\d\%(_\=\d\)*\>" display contained
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45 syn match wastNumber "\<-\=0x\x\%(_\=\x\)*\>" display contained
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46
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47 " Comments
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48 " https://webassembly.github.io/spec/core/text/lexical.html#comments
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49 syn region wastComment start=";;" end="$" display
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50 syn region wastComment start="(;;\@!" end=";)"
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51
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52 syn region wastList matchgroup=wastListDelimiter start="(;\@!" matchgroup=wastListDelimiter end=";\@<!)" contains=@wastCluster
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53
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54 " Types
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55 " https://webassembly.github.io/spec/core/text/types.html
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56 syn keyword wastType i64 i32 f64 f32 param result anyfunc mut contained
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57 syn match wastType "\%((\_s*\)\@<=func\%(\_s*[()]\)\@=" display contained
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58
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59 " Modules
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60 " https://webassembly.github.io/spec/core/text/modules.html
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61 syn keyword wastModule module type export import table memory global data elem contained
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62 syn match wastModule "\%((\_s*\)\@<=func\%(\_s\+\$\)\@=" display contained
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63
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64 syn sync lines=100
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65
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66 hi def link wastModule PreProc
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67 hi def link wastListDelimiter Delimiter
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68 hi def link wastInstWithType Operator
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69 hi def link wastInstGeneral Operator
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70 hi def link wastControlInst Statement
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71 hi def link wastParamInst Conditional
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72 hi def link wastString String
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73 hi def link wastStringSpecial Special
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74 hi def link wastNamedVar Identifier
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75 hi def link wastUnnamedVar PreProc
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76 hi def link wastFloat Float
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77 hi def link wastNumber Number
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78 hi def link wastComment Comment
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79 hi def link wastType Type
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80
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81 let b:current_syntax = "wast"
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82
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83 let &cpo = s:cpo_save
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84 unlet s:cpo_save
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