diff options
Diffstat (limited to 'runtime/syntax/hare.vim')
| -rw-r--r-- | runtime/syntax/hare.vim | 188 |
1 files changed, 106 insertions, 82 deletions
diff --git a/runtime/syntax/hare.vim b/runtime/syntax/hare.vim index 07cf33f..4c7ae92 100644 --- a/runtime/syntax/hare.vim +++ b/runtime/syntax/hare.vim @@ -1,119 +1,142 @@ -" PRELUDE {{{1 -" Vim syntax file -" Language: Hare -" Maintainer: Amelia Clarke <me@rsaihe.dev> -" Last Change: 2022-09-21 +" Vim syntax file. +" Language: Hare +" Maintainer: Amelia Clarke <selene@perilune.dev> +" Last Change: 2024-05-10 +" Upstream: https://git.sr.ht/~sircmpwn/hare.vim -if exists("b:current_syntax") +if exists('b:current_syntax') finish endif -let b:current_syntax = "hare" +syn include @haredoc syntax/haredoc.vim +let b:current_syntax = 'hare' -" SYNTAX {{{1 +" Syntax {{{1 syn case match +syn iskeyword @,48-57,@-@,_ -" KEYWORDS {{{2 -syn keyword hareConditional if else match switch +" Keywords {{{2 +syn keyword hareConditional else if match switch +syn keyword hareDefine def +syn keyword hareInclude use syn keyword hareKeyword break continue return yield +syn keyword hareKeyword case +syn keyword hareKeyword const let syn keyword hareKeyword defer +syn keyword hareKeyword export static syn keyword hareKeyword fn -syn keyword hareKeyword let -syn keyword hareLabel case syn keyword hareOperator as is syn keyword hareRepeat for -syn keyword hareStorageClass const def export nullable static -syn keyword hareStructure enum struct union syn keyword hareTypedef type -" C ABI. -syn keyword hareKeyword vastart vaarg vaend - -" BUILTINS {{{2 -syn keyword hareBuiltin abort +" Attributes. +syn keyword hareAttribute @fini @init @test +syn keyword hareAttribute @offset @packed +syn keyword hareAttribute @symbol +syn keyword hareAttribute @threadlocal + +" Builtins. +syn keyword hareBuiltin abort assert +syn keyword hareBuiltin align len offset syn keyword hareBuiltin alloc free syn keyword hareBuiltin append delete insert -syn keyword hareBuiltin assert -syn keyword hareBuiltin len offset +syn keyword hareBuiltin vaarg vaend vastart -" TYPES {{{2 +" Types {{{2 syn keyword hareType bool -syn keyword hareType char str +syn keyword hareType done syn keyword hareType f32 f64 -syn keyword hareType u8 u16 u32 u64 i8 i16 i32 i64 -syn keyword hareType uint int -syn keyword hareType rune +syn keyword hareType i8 i16 i32 i64 int +syn keyword hareType never +syn keyword hareType opaque +syn keyword hareType rune str +syn keyword hareType u8 u16 u32 u64 uint syn keyword hareType uintptr +syn keyword hareType valist syn keyword hareType void -" C ABI. -syn keyword hareType valist +" Other types. +syn keyword hareStorageClass nullable +syn keyword hareStructure enum struct union -" LITERALS {{{2 -syn keyword hareBoolean true false -syn keyword hareNull null - -" Number literals. -syn match hareNumber "\v(\.@1<!|\.\.)\zs<\d+([Ee][+-]?\d+)?(z|[iu](8|16|32|64)?)?>" display -syn match hareNumber "\v(\.@1<!|\.\.)\zs<0b[01]+(z|[iu](8|16|32|64)?)?>" display -syn match hareNumber "\v(\.@1<!|\.\.)\zs<0o\o+(z|[iu](8|16|32|64)?)?>" display -syn match hareNumber "\v(\.@1<!|\.\.)\zs<0x\x+(z|[iu](8|16|32|64)?)?>" display - -" Floating-point number literals. -syn match hareFloat "\v<\d+\.\d+([Ee][+-]?\d+)?(f32|f64)?>" display -syn match hareFloat "\v<\d+([Ee][+-]?\d+)?(f32|f64)>" display - -" String and rune literals. -syn match hareEscape "\\[\\'"0abfnrtv]" contained display -syn match hareEscape "\v\\(x\x{2}|u\x{4}|U\x{8})" contained display -syn match hareFormat "\v\{\d*(\%\d*|(:[ 0+-]?\d*(\.\d+)?[Xbox]?))?}" contained display -syn match hareFormat "\({{\|}}\)" contained display -syn region hareRune start="'" end="'\|$" skip="\\'" contains=hareEscape display extend -syn region hareString start=+"+ end=+"\|$+ skip=+\\"+ contains=hareEscape,hareFormat display extend -syn region hareString start="`" end="`\|$" contains=hareFormat display - -" MISCELLANEOUS {{{2 -syn keyword hareTodo FIXME TODO XXX contained +" Literals {{{2 +syn keyword hareBoolean false true +syn keyword hareConstant null -" Attributes. -syn match hareAttribute "@[a-z]*" +" Integer literals. +syn match hareNumber '\v<%(0|[1-9]%(_?\d)*)%([Ee]\+?\d+)?%([iu]%(8|16|32|64)?|z)?>' display +syn match hareNumber '\v<0b[01]%(_?[01])*%([iu]%(8|16|32|64)?|z)?>' display +syn match hareNumber '\v<0o\o%(_?\o)*%([iu]%(8|16|32|64)?|z)?>' display +syn match hareNumber '\v<0x\x%(_?\x)*%([iu]%(8|16|32|64)?|z)?>' display -" Blocks. -syn region hareBlock start="{" end="}" fold transparent +" Floating-point literals. +syn match hareFloat '\v<%(0|[1-9]%(_?\d)*)\.\d%(_?\d)*%([Ee][+-]?\d+)?%(f32|f64)?>' display +syn match hareFloat '\v<%(0|[1-9]%(_?\d)*)%([Ee][+-]?\d+)?%(f32|f64)>' display +syn match hareFloat '\v<0x\x%(_?\x)*%(\.\x%(_?\x)*)?[Pp][+-]?\d+%(f32|f64)?>' display + +" Rune and string literals. +syn region hareRune start="'" skip="\\'" end="'" contains=hareEscape +syn region hareString start='"' skip='\\"' end='"' contains=hareEscape,hareFormat +syn region hareString start='`' end='`' contains=hareFormat + +" Escape sequences. +syn match hareEscape '\\[0abfnrtv\\'"]' contained +syn match hareEscape '\v\\%(x\x{2}|u\x{4}|U\x{8})' contained display + +" Format sequences. +syn match hareFormat '\v\{\d*%(:%(\.?\d+|[ +\-=Xbefgox]|F[.2ESUs]|_%(.|\\%([0abfnrtv\\'"]|x\x{2}|u\x{4}|U\x{8})))*)?}' contained contains=hareEscape display +syn match hareFormat '{\d*%\d*}' contained display +syn match hareFormat '{{\|}}' contained display + +" Miscellaneous {{{2 " Comments. -syn region hareComment start="//" end="$" contains=hareCommentDoc,hareTodo,@Spell display keepend -syn region hareCommentDoc start="\[\[" end="]]\|\ze\_s" contained display +syn region hareComment start='//' end='$' contains=hareTodo,@haredoc,@Spell display +syn keyword hareTodo FIXME TODO XXX contained + +" Identifiers. +syn match hareDelimiter '::' display +syn match hareName '\<\h\w*\>' nextgroup=@harePostfix skipempty skipwhite transparent -" The size keyword can be either a builtin or a type. -syn match hareBuiltin "\v<size>\ze(\_s*//.*\_$)*\_s*\(" contains=hareComment -syn match hareType "\v<size>((\_s*//.*\_$)*\_s*\()@!" contains=hareComment +" Labels. +syn match hareLabel ':\h\w*\>' display -" Trailing whitespace. -syn match hareSpaceError "\v\s+$" display excludenl -syn match hareSpaceError "\v\zs +\ze\t" display +" Match `size` as a type unless it is followed by an open paren. +syn match hareType '\<size\>' display +syn match hareBuiltin '\<size\ze(' display -" Use statement. -syn region hareUse start="\v^\s*\zsuse>" end=";" contains=hareComment display +" Postfix expressions. +syn cluster harePostfix contains=hareErrorTest,hareField,hareIndex,hareParens +syn match hareErrorTest '!=\@!' contained nextgroup=@harePostfix skipempty skipwhite +syn match hareErrorTest '?' nextgroup=@harePostfix skipempty skipwhite +syn match hareField '\.\w*\>'hs=s+1 contained contains=hareNumber nextgroup=@harePostfix skipempty skipwhite +syn region hareIndex start='\[' end=']' contained nextgroup=@harePostfix skipempty skipwhite transparent +syn region hareParens start='(' end=')' nextgroup=@harePostfix skipempty skipwhite transparent -syn match hareErrorAssertion "\v(^([^/]|//@!)*\)\_s*)@<=!\=@!" -syn match hareQuestionMark "?" +" Whitespace errors. +syn match hareSpaceError '^ \+\ze\t' display +syn match hareSpaceError excludenl '\s\+$' containedin=ALL display -" DEFAULT HIGHLIGHTING {{{1 -hi def link hareAttribute Keyword +" Folding {{{3 +syn region hareBlock start='{' end='}' fold transparent + +" Default highlighting {{{1 +hi def link hareAttribute PreProc hi def link hareBoolean Boolean -hi def link hareBuiltin Function +hi def link hareBuiltin Operator hi def link hareComment Comment -hi def link hareCommentDoc SpecialComment hi def link hareConditional Conditional +hi def link hareConstant Constant +hi def link hareDefine Define +hi def link hareDelimiter Delimiter +hi def link hareErrorTest Special hi def link hareEscape SpecialChar hi def link hareFloat Float hi def link hareFormat SpecialChar +hi def link hareInclude Include hi def link hareKeyword Keyword -hi def link hareLabel Label -hi def link hareNull Constant +hi def link hareLabel Special hi def link hareNumber Number hi def link hareOperator Operator -hi def link hareQuestionMark Special hi def link hareRepeat Repeat hi def link hareRune Character hi def link hareStorageClass StorageClass @@ -122,12 +145,13 @@ hi def link hareStructure Structure hi def link hareTodo Todo hi def link hareType Type hi def link hareTypedef Typedef -hi def link hareUse PreProc -hi def link hareSpaceError Error -autocmd InsertEnter * hi link hareSpaceError NONE -autocmd InsertLeave * hi link hareSpaceError Error +" Highlight embedded haredoc references. +hi! def link haredocRefValid SpecialComment -hi def hareErrorAssertion ctermfg=red cterm=bold guifg=red gui=bold +" Highlight whitespace errors by default. +if get(g:, 'hare_space_error', 1) + hi def link hareSpaceError Error +endif -" vim: tabstop=8 shiftwidth=2 expandtab +" vim: et sts=2 sw=2 ts=8 |