mirror of
https://github.com/neovim/neovim.git
synced 2024-12-23 12:45:17 -07:00
79130c0fd3
Problem: ocaml runtime files are outdated
Solution: sync those files with the upstream repo,
detect a few more ocaml files
(Yinzuo Jiang)
closes: vim/vim#15260
700cf8cfa1
Co-authored-by: Yinzuo Jiang <jiangyinzuo@foxmail.com>
669 lines
30 KiB
VimL
669 lines
30 KiB
VimL
" Vim syntax file
|
||
" Language: OCaml
|
||
" Filenames: *.ml *.mli *.mll *.mly
|
||
" Maintainers: Markus Mottl <markus.mottl@gmail.com>
|
||
" Karl-Heinz Sylla <Karl-Heinz.Sylla@gmd.de>
|
||
" Issac Trotts <ijtrotts@ucdavis.edu>
|
||
" URL: https://github.com/ocaml/vim-ocaml
|
||
" Last Change:
|
||
" 2019 Nov 05 - Accurate type highlighting (Maëlan)
|
||
" 2018 Nov 08 - Improved highlighting of operators (Maëlan)
|
||
" 2018 Apr 22 - Improved support for PPX (Andrey Popp)
|
||
" 2018 Mar 16 - Remove raise, lnot and not from keywords (Étienne Millon, "copy")
|
||
" 2017 Apr 11 - Improved matching of negative numbers (MM)
|
||
" 2016 Mar 11 - Improved support for quoted strings (Glen Mével)
|
||
" 2015 Aug 13 - Allow apostrophes in identifiers (Jonathan Chan, Einar Lielmanis)
|
||
" 2015 Jun 17 - Added new "nonrec" keyword (MM)
|
||
|
||
" A minor patch was applied to the official version so that object/end
|
||
" can be distinguished from begin/end, which is used for indentation,
|
||
" and folding. (David Baelde)
|
||
|
||
" Quit when a syntax file was already loaded
|
||
if exists("b:current_syntax") && b:current_syntax == "ocaml"
|
||
finish
|
||
endif
|
||
|
||
let s:keepcpo = &cpo
|
||
set cpo&vim
|
||
|
||
" ' can be used in OCaml identifiers
|
||
setlocal iskeyword+='
|
||
|
||
" ` is part of the name of polymorphic variants
|
||
setlocal iskeyword+=`
|
||
|
||
" OCaml is case sensitive.
|
||
syn case match
|
||
|
||
" Access to the method of an object
|
||
syn match ocamlMethod "#"
|
||
|
||
" Scripting directives
|
||
syn match ocamlScript "^#\<\(quit\|labels\|warnings\|warn_error\|directory\|remove_directory\|cd\|load\|load_rec\|use\|mod_use\|install_printer\|remove_printer\|require\|list\|ppx\|principal\|predicates\|rectypes\|thread\|trace\|untrace\|untrace_all\|print_depth\|print_length\|camlp4o\|camlp4r\|topfind_log\|topfind_verbose\)\>"
|
||
|
||
" lowercase identifier - the standard way to match
|
||
syn match ocamlLCIdentifier /\<\(\l\|_\)\(\w\|'\)*\>/
|
||
|
||
" Errors
|
||
syn match ocamlBraceErr "}"
|
||
syn match ocamlBrackErr "\]"
|
||
syn match ocamlParenErr ")"
|
||
syn match ocamlArrErr "|]"
|
||
|
||
syn match ocamlCountErr "\<downto\>"
|
||
syn match ocamlCountErr "\<to\>"
|
||
|
||
if !exists("ocaml_revised")
|
||
syn match ocamlDoErr "\<do\>"
|
||
endif
|
||
|
||
syn match ocamlDoneErr "\<done\>"
|
||
syn match ocamlThenErr "\<then\>"
|
||
|
||
" Error-highlighting of "end" without synchronization:
|
||
" as keyword or as error (default)
|
||
if exists("ocaml_noend_error")
|
||
syn match ocamlKeyword "\<end\>"
|
||
else
|
||
syn match ocamlEndErr "\<end\>"
|
||
endif
|
||
|
||
" These keywords are only expected nested in constructions that are handled by
|
||
" the type linter, so outside of type contexts we highlight them as errors:
|
||
syn match ocamlKwErr "\<\(mutable\|nonrec\|of\|private\)\>"
|
||
|
||
" Some convenient clusters
|
||
syn cluster ocamlAllErrs contains=@ocamlAENoParen,ocamlParenErr
|
||
syn cluster ocamlAENoParen contains=ocamlBraceErr,ocamlBrackErr,ocamlCountErr,ocamlDoErr,ocamlDoneErr,ocamlEndErr,ocamlThenErr,ocamlKwErr
|
||
|
||
syn cluster ocamlContained contains=ocamlTodo,ocamlPreDef,ocamlModParam,ocamlModParam1,ocamlModTypePre,ocamlModRHS,ocamlFuncWith,ocamlModTypeRestr,ocamlModTRWith,ocamlWith,ocamlWithRest,ocamlFullMod,ocamlVal
|
||
|
||
|
||
" Enclosing delimiters
|
||
syn region ocamlNone transparent matchgroup=ocamlEncl start="(" matchgroup=ocamlEncl end=")" contains=ALLBUT,@ocamlContained,ocamlParenErr
|
||
syn region ocamlNone transparent matchgroup=ocamlEncl start="{" matchgroup=ocamlEncl end="}" contains=ALLBUT,@ocamlContained,ocamlBraceErr
|
||
syn region ocamlNone transparent matchgroup=ocamlEncl start="\[" matchgroup=ocamlEncl end="\]" contains=ALLBUT,@ocamlContained,ocamlBrackErr
|
||
syn region ocamlNone transparent matchgroup=ocamlEncl start="\[|" matchgroup=ocamlEncl end="|\]" contains=ALLBUT,@ocamlContained,ocamlArrErr
|
||
|
||
|
||
" Comments
|
||
syn region ocamlComment start="(\*" end="\*)" contains=@Spell,ocamlComment,ocamlTodo
|
||
syn keyword ocamlTodo contained TODO FIXME XXX NOTE
|
||
|
||
|
||
" Objects
|
||
syn region ocamlEnd matchgroup=ocamlObject start="\<object\>" matchgroup=ocamlObject end="\<end\>" contains=ALLBUT,@ocamlContained,ocamlEndErr
|
||
|
||
|
||
" Blocks
|
||
if !exists("ocaml_revised")
|
||
syn region ocamlEnd matchgroup=ocamlKeyword start="\<begin\>" matchgroup=ocamlKeyword end="\<end\>" contains=ALLBUT,@ocamlContained,ocamlEndErr
|
||
endif
|
||
|
||
|
||
" "for"
|
||
syn region ocamlNone matchgroup=ocamlKeyword start="\<for\>" matchgroup=ocamlKeyword end="\<\(to\|downto\)\>" contains=ALLBUT,@ocamlContained,ocamlCountErr
|
||
|
||
|
||
" "do"
|
||
if !exists("ocaml_revised")
|
||
syn region ocamlDo matchgroup=ocamlKeyword start="\<do\>" matchgroup=ocamlKeyword end="\<done\>" contains=ALLBUT,@ocamlContained,ocamlDoneErr
|
||
endif
|
||
|
||
" "if"
|
||
syn region ocamlNone matchgroup=ocamlKeyword start="\<if\>" matchgroup=ocamlKeyword end="\<then\>" contains=ALLBUT,@ocamlContained,ocamlThenErr
|
||
|
||
"" PPX nodes
|
||
|
||
syn match ocamlPpxIdentifier /\(\[@\{1,3\}\)\@<=\w\+\(\.\w\+\)*/
|
||
syn region ocamlPpx matchgroup=ocamlPpxEncl start="\[@\{1,3\}" contains=TOP end="\]"
|
||
|
||
"" Modules
|
||
|
||
" "open"
|
||
syn match ocamlKeyword "\<open\>" skipwhite skipempty nextgroup=ocamlFullMod
|
||
|
||
" "include"
|
||
syn match ocamlKeyword "\<include\>" skipwhite skipempty nextgroup=ocamlModParam,ocamlFullMod
|
||
|
||
" "module" - somewhat complicated stuff ;-)
|
||
" 2022-10: please document it?
|
||
syn region ocamlModule matchgroup=ocamlKeyword start="\<module\>" matchgroup=ocamlModule end="\<_\|\u\(\w\|'\)*\>" contains=@ocamlAllErrs,ocamlComment skipwhite skipempty nextgroup=ocamlPreDef
|
||
syn region ocamlPreDef start="."me=e-1 end="[a-z:=)]\@=" contained contains=@ocamlAllErrs,ocamlComment,ocamlModParam,ocamlGenMod,ocamlModTypeRestr nextgroup=ocamlModTypePre,ocamlModPreRHS
|
||
syn region ocamlModParam start="(\*\@!" end=")" contained contains=ocamlGenMod,ocamlModParam,ocamlModParam1,ocamlSig,ocamlVal
|
||
syn match ocamlModParam1 "\<\u\(\w\|'\)*\>" contained skipwhite skipempty
|
||
syn match ocamlGenMod "()" contained skipwhite skipempty
|
||
|
||
syn match ocamlModTypePre ":" contained skipwhite skipempty nextgroup=ocamlModTRWith,ocamlSig,ocamlFunctor,ocamlModTypeRestr,ocamlModTypeOf
|
||
syn match ocamlModTypeRestr "\<\w\(\w\|'\)*\( *\. *\w\(\w\|'\)*\)*\>" contained
|
||
|
||
syn match ocamlModPreRHS "=" contained skipwhite skipempty nextgroup=ocamlModParam,ocamlFullMod
|
||
syn keyword ocamlKeyword val
|
||
syn region ocamlVal matchgroup=ocamlKeyword start="\<val\>" matchgroup=ocamlLCIdentifier end="\<\l\(\w\|'\)*\>" contains=@ocamlAllErrs,ocamlComment,ocamlFullMod skipwhite skipempty nextgroup=ocamlModTypePre
|
||
syn region ocamlModRHS start="." end=". *\w\|([^*]"me=e-2 contained contains=ocamlComment skipwhite skipempty nextgroup=ocamlModParam,ocamlFullMod
|
||
syn match ocamlFullMod "\<\u\(\w\|'\)*\( *\. *\u\(\w\|'\)*\)*" contained skipwhite skipempty nextgroup=ocamlFuncWith
|
||
|
||
syn region ocamlFuncWith start="([*)]\@!" end=")" contained contains=ocamlComment,ocamlWith,ocamlStruct skipwhite skipempty nextgroup=ocamlFuncWith
|
||
|
||
syn region ocamlModTRWith start="(\*\@!" end=")" contained contains=@ocamlAENoParen,ocamlWith
|
||
syn match ocamlWith "\<\(\u\(\w\|'\)* *\. *\)*\w\(\w\|'\)*\>" contained skipwhite skipempty nextgroup=ocamlWithRest
|
||
syn region ocamlWithRest start="[^)]" end=")"me=e-1 contained contains=ALLBUT,@ocamlContained
|
||
|
||
" "struct"
|
||
syn region ocamlStruct matchgroup=ocamlStructEncl start="\<\(module\s\+\)\=struct\>" matchgroup=ocamlStructEncl end="\<end\>" contains=ALLBUT,@ocamlContained,ocamlEndErr
|
||
|
||
" "sig"
|
||
syn region ocamlSig matchgroup=ocamlSigEncl start="\<sig\>" matchgroup=ocamlSigEncl end="\<end\>" contains=ALLBUT,@ocamlContained,ocamlEndErr
|
||
|
||
" "functor"
|
||
syn region ocamlFunctor start="\<functor\>" matchgroup=ocamlKeyword end="->" contains=@ocamlAllErrs,ocamlComment,ocamlModParam,ocamlGenMod skipwhite skipempty nextgroup=ocamlStruct,ocamlSig,ocamlFuncWith,ocamlFunctor
|
||
|
||
" "module type"
|
||
syn region ocamlModTypeOf start="\<module\s\+type\(\s\+of\)\=\>" matchgroup=ocamlModule end="\<\w\(\w\|'\)*\>" contains=ocamlComment skipwhite skipempty nextgroup=ocamlMTDef
|
||
syn match ocamlMTDef "=\s*\w\(\w\|'\)*\>"hs=s+1,me=s+1 skipwhite skipempty nextgroup=ocamlFullMod
|
||
|
||
" Quoted strings
|
||
syn region ocamlString matchgroup=ocamlQuotedStringDelim start="{\z\([a-z_]*\)|" end="|\z1}" contains=@Spell
|
||
syn region ocamlString matchgroup=ocamlQuotedStringDelim start="{%[a-z_]\+\(\.[a-z_]\+\)\?\( \z\([a-z_]\+\)\)\?|" end="|\z1}" contains=@Spell
|
||
|
||
syn keyword ocamlKeyword and as assert class
|
||
syn keyword ocamlKeyword else
|
||
syn keyword ocamlKeyword external
|
||
syn keyword ocamlKeyword in inherit initializer
|
||
syn keyword ocamlKeyword lazy let match
|
||
syn keyword ocamlKeyword method new
|
||
syn keyword ocamlKeyword parser rec
|
||
syn keyword ocamlKeyword try
|
||
syn keyword ocamlKeyword virtual when while with
|
||
|
||
" Keywords which are handled by the type linter:
|
||
" as (within a type equation)
|
||
" constraint exception mutable nonrec of private type
|
||
|
||
" The `fun` keyword has special treatment because of the syntax `fun … : t -> e`
|
||
" where `->` ends the type context rather than being part of it; to handle that,
|
||
" we blacklist the ocamlTypeAnnot matchgroup, and we plug ocamlFunTypeAnnot
|
||
" instead (later in this file, by using containedin=ocamlFun):
|
||
syn region ocamlFun matchgroup=ocamlKeyword start='\<fun\>' matchgroup=ocamlArrow end='->'
|
||
\ contains=ALLBUT,@ocamlContained,ocamlArrow,ocamlInfixOp,ocamlTypeAnnot
|
||
|
||
if exists("ocaml_revised")
|
||
syn keyword ocamlKeyword do value
|
||
syn keyword ocamlBoolean True False
|
||
else
|
||
syn keyword ocamlKeyword function
|
||
syn keyword ocamlBoolean true false
|
||
endif
|
||
|
||
syn match ocamlEmptyConstructor "(\s*)"
|
||
syn match ocamlEmptyConstructor "\[\s*\]"
|
||
syn match ocamlEmptyConstructor "\[|\s*>|]"
|
||
syn match ocamlEmptyConstructor "\[<\s*>\]"
|
||
syn match ocamlConstructor "\u\(\w\|'\)*\>"
|
||
|
||
" Polymorphic variants
|
||
syn match ocamlConstructor "`\w\(\w\|'\)*\>"
|
||
|
||
" Module prefix
|
||
syn match ocamlModPath "\u\(\w\|'\)* *\."he=e-1
|
||
|
||
syn match ocamlCharacter "'\\\d\d\d'\|'\\[\'ntbr]'\|'.'"
|
||
syn match ocamlCharacter "'\\x\x\x'"
|
||
syn match ocamlCharErr "'\\\d\d'\|'\\\d'"
|
||
syn match ocamlCharErr "'\\[^\'ntbr]'"
|
||
syn region ocamlString start=+"+ skip=+\\\\\|\\"+ end=+"+ contains=@Spell
|
||
|
||
syn match ocamlAnyVar "\<_\>"
|
||
syn match ocamlKeyChar "|]\@!"
|
||
syn match ocamlKeyChar ";"
|
||
syn match ocamlKeyChar "\~"
|
||
syn match ocamlKeyChar "?"
|
||
|
||
" NOTE: for correct precedence, the rule for ";;" must come after that for ";"
|
||
syn match ocamlTopStop ";;"
|
||
|
||
"" Operators
|
||
|
||
" The grammar of operators is found there:
|
||
" https://caml.inria.fr/pub/docs/manual-ocaml/names.html#operator-name
|
||
" https://caml.inria.fr/pub/docs/manual-ocaml/extn.html#s:ext-ops
|
||
" https://caml.inria.fr/pub/docs/manual-ocaml/extn.html#s:index-operators
|
||
" = is both an operator name and a keyword, we let the user choose how
|
||
" to display it (has to be declared before regular infix operators):
|
||
syn match ocamlEqual "="
|
||
" Custom indexing operators:
|
||
syn region ocamlIndexing matchgroup=ocamlIndexingOp
|
||
\ start="\.[~?!:|&$%=>@^/*+-][~?!.:|&$%<=>@^*/+-]*\_s*("
|
||
\ end=")\(\_s*<-\)\?"
|
||
\ contains=ALLBUT,@ocamlContained,ocamlParenErr
|
||
syn region ocamlIndexing matchgroup=ocamlIndexingOp
|
||
\ start="\.[~?!:|&$%=>@^/*+-][~?!.:|&$%<=>@^*/+-]*\_s*\["
|
||
\ end="]\(\_s*<-\)\?"
|
||
\ contains=ALLBUT,@ocamlContained,ocamlBrackErr
|
||
syn region ocamlIndexing matchgroup=ocamlIndexingOp
|
||
\ start="\.[~?!:|&$%=>@^/*+-][~?!.:|&$%<=>@^*/+-]*\_s*{"
|
||
\ end="}\(\_s*<-\)\?"
|
||
\ contains=ALLBUT,@ocamlContained,ocamlBraceErr
|
||
" Extension operators (has to be declared before regular infix operators):
|
||
syn match ocamlExtensionOp "#[#~?!.:|&$%<=>@^*/+-]\+"
|
||
" Infix and prefix operators:
|
||
syn match ocamlPrefixOp "![~?!.:|&$%<=>@^*/+-]*"
|
||
syn match ocamlPrefixOp "[~?][~?!.:|&$%<=>@^*/+-]\+"
|
||
syn match ocamlInfixOp "[&$%<>@^*/+-][~?!.:|&$%<=>@^*/+-]*"
|
||
syn match ocamlInfixOp "[|=][~?!.:|&$%<=>@^*/+-]\+"
|
||
syn match ocamlInfixOp "#[~?!.:|&$%<=>@^*/+-]\+#\@!"
|
||
syn match ocamlInfixOp "!=[~?!.:|&$%<=>@^*/+-]\@!"
|
||
syn keyword ocamlInfixOpKeyword asr land lor lsl lsr lxor mod or
|
||
" := is technically an infix operator, but we may want to show it as a keyword
|
||
" (somewhat analogously to = for let‐bindings and <- for assignations):
|
||
syn match ocamlRefAssign ":="
|
||
" :: is technically not an operator, but we may want to show it as such:
|
||
syn match ocamlCons "::"
|
||
" -> and <- are keywords, not operators (but can appear in longer operators):
|
||
syn match ocamlArrow "->[~?!.:|&$%<=>@^*/+-]\@!"
|
||
if exists("ocaml_revised")
|
||
syn match ocamlErr "<-[~?!.:|&$%<=>@^*/+-]\@!"
|
||
else
|
||
syn match ocamlKeyChar "<-[~?!.:|&$%<=>@^*/+-]\@!"
|
||
endif
|
||
|
||
" Script shebang (has to be declared after operators)
|
||
syn match ocamlShebang "\%1l^#!.*$"
|
||
|
||
syn match ocamlNumber "-\=\<\d\(_\|\d\)*[l|L|n]\?\>"
|
||
syn match ocamlNumber "-\=\<0[x|X]\(\x\|_\)\+[l|L|n]\?\>"
|
||
syn match ocamlNumber "-\=\<0[o|O]\(\o\|_\)\+[l|L|n]\?\>"
|
||
syn match ocamlNumber "-\=\<0[b|B]\([01]\|_\)\+[l|L|n]\?\>"
|
||
syn match ocamlFloat "-\=\<\d\(_\|\d\)*\.\?\(_\|\d\)*\([eE][-+]\=\d\(_\|\d\)*\)\=\>"
|
||
|
||
" Labels
|
||
syn match ocamlLabel "[~?]\(\l\|_\)\(\w\|'\)*:\?"
|
||
syn region ocamlLabel transparent matchgroup=ocamlLabel start="[~?](\(\l\|_\)\(\w\|'\)*"lc=2 end=")"me=e-1 contains=ALLBUT,@ocamlContained,ocamlParenErr
|
||
|
||
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
|
||
|
||
"" Type contexts
|
||
|
||
" How we recognize type contexts is explained in `type-linter-notes.md`
|
||
" and a test suite is found in `type-linter-test.ml`.
|
||
"
|
||
" ocamlTypeExpr is the cluster of things that can make up a type expression
|
||
" (in a loose sense, e.g. the “as” keyword and universal quantification are
|
||
" included). Regions containing a type expression use it like this:
|
||
"
|
||
" contains=@ocamlTypeExpr,...
|
||
"
|
||
" ocamlTypeContained is the cluster of things that can be found in a type
|
||
" expression or a type definition. It is not expected to be used in any region,
|
||
" it exists solely for throwing things in it that should not pollute the main
|
||
" linter.
|
||
"
|
||
" Both clusters are filled in incrementally. Every match group that is not to be
|
||
" found at the main level must be declared as “contained” and added to either
|
||
" ocamlTypeExpr or ocamlTypeContained.
|
||
"
|
||
" In these clusters we don’t put generic things that can also be found elswhere,
|
||
" i.e. ocamlComment and ocamlPpx, because everything that is in these clusters
|
||
" is also put in ocamlContained and thus ignored by the main linter.
|
||
|
||
"syn cluster ocamlTypeExpr contains=
|
||
syn cluster ocamlTypeContained contains=@ocamlTypeExpr
|
||
syn cluster ocamlContained add=@ocamlTypeContained
|
||
|
||
" We’ll use a “catch-all” highlighting group to show as error anything that is
|
||
" not matched more specifically; we don’t want spaces to be reported as errors
|
||
" (different background color), so we just catch them here:
|
||
syn cluster ocamlTypeExpr add=ocamlTypeBlank
|
||
syn match ocamlTypeBlank contained "\_s\+"
|
||
hi link ocamlTypeBlank NONE
|
||
|
||
" NOTE: Carefully avoid catching "(*" here.
|
||
syn cluster ocamlTypeExpr add=ocamlTypeParen
|
||
syn region ocamlTypeParen contained transparent
|
||
\ matchgroup=ocamlEncl start="(\*\@!"
|
||
\ matchgroup=ocamlEncl end=")"
|
||
\ contains=@ocamlTypeExpr,ocamlComment,ocamlPpx
|
||
|
||
syn cluster ocamlTypeExpr add=ocamlTypeKeyChar,ocamlTypeAs
|
||
syn match ocamlTypeKeyChar contained "->"
|
||
syn match ocamlTypeKeyChar contained "\*"
|
||
syn match ocamlTypeKeyChar contained "#"
|
||
syn match ocamlTypeKeyChar contained ","
|
||
syn match ocamlTypeKeyChar contained "\."
|
||
syn keyword ocamlTypeAs contained as
|
||
hi link ocamlTypeAs ocamlKeyword
|
||
|
||
syn cluster ocamlTypeExpr add=ocamlTypeVariance
|
||
syn match ocamlTypeVariance contained "[-+!]\ze *\('\|\<_\>\)"
|
||
syn match ocamlTypeVariance contained "[-+] *!\+\ze *\('\|\<_\>\)"
|
||
syn match ocamlTypeVariance contained "! *[-+]\+\ze *\('\|\<_\>\)"
|
||
|
||
syn cluster ocamlTypeContained add=ocamlTypeEq
|
||
syn match ocamlTypeEq contained "[+:]\?="
|
||
hi link ocamlTypeEq ocamlKeyChar
|
||
|
||
syn cluster ocamlTypeExpr add=ocamlTypeVar,ocamlTypeConstr,ocamlTypeAnyVar,ocamlTypeBuiltin
|
||
syn match ocamlTypeVar contained "'\(\l\|_\)\(\w\|'\)*\>"
|
||
syn match ocamlTypeConstr contained "\<\(\l\|_\)\(\w\|'\)*\>"
|
||
" NOTE: for correct precedence, the rule for the wildcard (ocamlTypeAnyVar)
|
||
" must come after the rule for type constructors (ocamlTypeConstr).
|
||
syn match ocamlTypeAnyVar contained "\<_\>"
|
||
" NOTE: For correct precedence, these builtin names must occur after the rule
|
||
" for type constructors (ocamlTypeConstr) but before the rule for non-optional
|
||
" labeled arguments (ocamlTypeLabel). For the latter to take precedence over
|
||
" these builtin names, we use “syn match” here instead of “syn keyword”.
|
||
syn match ocamlTypeBuiltin contained "\<array\>"
|
||
syn match ocamlTypeBuiltin contained "\<bool\>"
|
||
syn match ocamlTypeBuiltin contained "\<bytes\>"
|
||
syn match ocamlTypeBuiltin contained "\<char\>"
|
||
syn match ocamlTypeBuiltin contained "\<exn\>"
|
||
syn match ocamlTypeBuiltin contained "\<float\>"
|
||
syn match ocamlTypeBuiltin contained "\<format\>"
|
||
syn match ocamlTypeBuiltin contained "\<format4\>"
|
||
syn match ocamlTypeBuiltin contained "\<format6\>"
|
||
syn match ocamlTypeBuiltin contained "\<in_channel\>"
|
||
syn match ocamlTypeBuiltin contained "\<int\>"
|
||
syn match ocamlTypeBuiltin contained "\<int32\>"
|
||
syn match ocamlTypeBuiltin contained "\<int64\>"
|
||
syn match ocamlTypeBuiltin contained "\<lazy_t\>"
|
||
syn match ocamlTypeBuiltin contained "\<list\>"
|
||
syn match ocamlTypeBuiltin contained "\<nativeint\>"
|
||
syn match ocamlTypeBuiltin contained "\<option\>"
|
||
syn match ocamlTypeBuiltin contained "\<out_channel\>"
|
||
syn match ocamlTypeBuiltin contained "\<ref\>"
|
||
syn match ocamlTypeBuiltin contained "\<result\>"
|
||
syn match ocamlTypeBuiltin contained "\<scanner\>"
|
||
syn match ocamlTypeBuiltin contained "\<string\>"
|
||
syn match ocamlTypeBuiltin contained "\<unit\>"
|
||
|
||
syn cluster ocamlTypeExpr add=ocamlTypeLabel
|
||
syn match ocamlTypeLabel contained "?\?\(\l\|_\)\(\w\|'\)*\_s*:[>=]\@!"
|
||
hi link ocamlTypeLabel ocamlLabel
|
||
|
||
" Object type
|
||
syn cluster ocamlTypeExpr add=ocamlTypeObject
|
||
syn region ocamlTypeObject contained
|
||
\ matchgroup=ocamlEncl start="<"
|
||
\ matchgroup=ocamlEncl end=">"
|
||
\ contains=ocamlTypeObjectDots,ocamlLCIdentifier,ocamlTypeObjectAnnot,ocamlTypeBlank,ocamlComment,ocamlPpx
|
||
hi link ocamlTypeObject ocamlTypeCatchAll
|
||
syn cluster ocamlTypeContained add=ocamlTypeObjectDots
|
||
syn match ocamlTypeObjectDots contained "\.\."
|
||
hi link ocamlTypeObjectDots ocamlKeyChar
|
||
syn cluster ocamlTypeContained add=ocamlTypeObjectAnnot
|
||
syn region ocamlTypeObjectAnnot contained
|
||
\ matchgroup=ocamlKeyChar start=":"
|
||
\ matchgroup=ocamlKeyChar end=";\|>\@="
|
||
\ contains=@ocamlTypeExpr,ocamlComment,ocamlPpx
|
||
hi link ocamlTypeObjectAnnot ocamlTypeCatchAll
|
||
|
||
" Record type definition
|
||
syn cluster ocamlTypeContained add=ocamlTypeRecordDecl
|
||
syn region ocamlTypeRecordDecl contained
|
||
\ matchgroup=ocamlEncl start="{"
|
||
\ matchgroup=ocamlEncl end="}"
|
||
\ contains=ocamlTypeMutable,ocamlLCIdentifier,ocamlTypeRecordAnnot,ocamlTypeBlank,ocamlComment,ocamlPpx
|
||
hi link ocamlTypeRecordDecl ocamlTypeCatchAll
|
||
syn cluster ocamlTypeContained add=ocamlTypeMutable
|
||
syn keyword ocamlTypeMutable contained mutable
|
||
hi link ocamlTypeMutable ocamlKeyword
|
||
syn cluster ocamlTypeContained add=ocamlTypeRecordAnnot
|
||
syn region ocamlTypeRecordAnnot contained
|
||
\ matchgroup=ocamlKeyChar start=":"
|
||
\ matchgroup=ocamlKeyChar end=";\|}\@="
|
||
\ contains=@ocamlTypeExpr,ocamlComment,ocamlPpx
|
||
hi link ocamlTypeRecordAnnot ocamlTypeCatchAll
|
||
|
||
" Polymorphic variant types
|
||
" NOTE: Carefully avoid catching "[@" here.
|
||
syn cluster ocamlTypeExpr add=ocamlTypeVariant
|
||
syn region ocamlTypeVariant contained
|
||
\ matchgroup=ocamlEncl start="\[>" start="\[<" start="\[@\@!"
|
||
\ matchgroup=ocamlEncl end="\]"
|
||
\ contains=ocamlTypeVariantKeyChar,ocamlTypeVariantConstr,ocamlTypeVariantAnnot,ocamlTypeBlank,ocamlComment,ocamlPpx
|
||
hi link ocamlTypeVariant ocamlTypeCatchAll
|
||
syn cluster ocamlTypeContained add=ocamlTypeVariantKeyChar
|
||
syn match ocamlTypeVariantKeyChar contained "|"
|
||
syn match ocamlTypeVariantKeyChar contained ">"
|
||
hi link ocamlTypeVariantKeyChar ocamlKeyChar
|
||
syn cluster ocamlTypeContained add=ocamlTypeVariantConstr
|
||
syn match ocamlTypeVariantConstr contained "`\w\(\w\|'\)*\>"
|
||
hi link ocamlTypeVariantConstr ocamlConstructor
|
||
syn cluster ocamlTypeContained add=ocamlTypeVariantAnnot
|
||
syn region ocamlTypeVariantAnnot contained
|
||
\ matchgroup=ocamlKeyword start="\<of\>"
|
||
\ matchgroup=ocamlKeyChar end="|\|>\|\]\@="
|
||
\ contains=@ocamlTypeExpr,ocamlTypeAmp,ocamlComment,ocamlPpx
|
||
hi link ocamlTypeVariantAnnot ocamlTypeCatchAll
|
||
syn cluster ocamlTypeContained add=ocamlTypeAmp
|
||
syn match ocamlTypeAmp contained "&"
|
||
hi link ocamlTypeAmp ocamlTypeKeyChar
|
||
|
||
" Sum type definition
|
||
syn cluster ocamlTypeContained add=ocamlTypeSumDecl
|
||
syn region ocamlTypeSumDecl contained
|
||
\ matchgroup=ocamlTypeSumBar start="|"
|
||
\ matchgroup=ocamlTypeSumConstr start="\<\u\(\w\|'\)*\>"
|
||
\ matchgroup=ocamlTypeSumConstr start="\<false\>" start="\<true\>"
|
||
\ matchgroup=ocamlTypeSumConstr start="(\_s*)" start="\[\_s*]" start="(\_s*::\_s*)"
|
||
\ matchgroup=NONE end="\(\<type\>\|\<exception\>\|\<val\>\|\<module\>\|\<class\>\|\<method\>\|\<constraint\>\|\<inherit\>\|\<object\>\|\<struct\>\|\<open\>\|\<include\>\|\<let\>\|\<external\>\|\<in\>\|\<end\>\|)\|]\|}\|;\|;;\|=\)\@="
|
||
\ matchgroup=NONE end="\(\<and\>\)\@="
|
||
\ contains=ocamlTypeSumBar,ocamlTypeSumConstr,ocamlTypeSumAnnot,ocamlTypeBlank,ocamlComment,ocamlPpx
|
||
hi link ocamlTypeSumDecl ocamlTypeCatchAll
|
||
syn cluster ocamlTypeContained add=ocamlTypeSumBar
|
||
syn match ocamlTypeSumBar contained "|"
|
||
hi link ocamlTypeSumBar ocamlKeyChar
|
||
syn cluster ocamlTypeContained add=ocamlTypeSumConstr
|
||
syn match ocamlTypeSumConstr contained "\<\u\(\w\|'\)*\>"
|
||
syn match ocamlTypeSumConstr contained "\<false\>"
|
||
syn match ocamlTypeSumConstr contained "\<true\>"
|
||
syn match ocamlTypeSumConstr contained "(\_s*)"
|
||
syn match ocamlTypeSumConstr contained "\[\_s*]"
|
||
syn match ocamlTypeSumConstr contained "(\_s*::\_s*)"
|
||
hi link ocamlTypeSumConstr ocamlConstructor
|
||
syn cluster ocamlTypeContained add=ocamlTypeSumAnnot
|
||
syn region ocamlTypeSumAnnot contained
|
||
\ matchgroup=ocamlKeyword start="\<of\>"
|
||
\ matchgroup=ocamlKeyChar start=":"
|
||
\ matchgroup=NONE end="|\@="
|
||
\ matchgroup=NONE end="\(\<type\>\|\<exception\>\|\<val\>\|\<module\>\|\<class\>\|\<method\>\|\<constraint\>\|\<inherit\>\|\<object\>\|\<struct\>\|\<open\>\|\<include\>\|\<let\>\|\<external\>\|\<in\>\|\<end\>\|)\|]\|}\|;\|;;\)\@="
|
||
\ matchgroup=NONE end="\(\<and\>\)\@="
|
||
\ contains=@ocamlTypeExpr,ocamlTypeRecordDecl,ocamlComment,ocamlPpx
|
||
hi link ocamlTypeSumAnnot ocamlTypeCatchAll
|
||
|
||
" Type context opened by “type” (type definition), “constraint” (type
|
||
" constraint) and “exception” (exception definition)
|
||
syn region ocamlTypeDef
|
||
\ matchgroup=ocamlKeyword start="\<type\>\(\_s\+\<nonrec\>\)\?\|\<constraint\>\|\<exception\>"
|
||
\ matchgroup=NONE end="\(\<type\>\|\<exception\>\|\<val\>\|\<module\>\|\<class\>\|\<method\>\|\<constraint\>\|\<inherit\>\|\<object\>\|\<struct\>\|\<open\>\|\<include\>\|\<let\>\|\<external\>\|\<in\>\|\<end\>\|)\|]\|}\|;\|;;\)\@="
|
||
\ contains=@ocamlTypeExpr,ocamlTypeEq,ocamlTypePrivate,ocamlTypeDefDots,ocamlTypeRecordDecl,ocamlTypeSumDecl,ocamlTypeDefAnd,ocamlComment,ocamlPpx
|
||
hi link ocamlTypeDef ocamlTypeCatchAll
|
||
syn cluster ocamlTypeContained add=ocamlTypePrivate
|
||
syn keyword ocamlTypePrivate contained private
|
||
hi link ocamlTypePrivate ocamlKeyword
|
||
syn cluster ocamlTypeContained add=ocamlTypeDefAnd
|
||
syn keyword ocamlTypeDefAnd contained and
|
||
hi link ocamlTypeDefAnd ocamlKeyword
|
||
syn cluster ocamlTypeContained add=ocamlTypeDefDots
|
||
syn match ocamlTypeDefDots contained "\.\."
|
||
hi link ocamlTypeDefDots ocamlKeyChar
|
||
|
||
" When "exception" is preceded by "with", "|" or "(", that’s not an exception
|
||
" definition but an exception pattern; we simply highlight the keyword without
|
||
" starting a type context.
|
||
" NOTE: These rules must occur after that for "exception".
|
||
syn match ocamlKeyword "\<with\_s\+exception\>"lc=4
|
||
syn match ocamlKeyword "|\_s*exception\>"lc=1
|
||
syn match ocamlKeyword "(\_s*exception\>"lc=1
|
||
|
||
" Type context opened by “:” (countless kinds of type annotations) and “:>”
|
||
" (type coercions)
|
||
syn region ocamlTypeAnnot matchgroup=ocamlKeyChar start=":\(>\|\_s*type\>\|[>:=]\@!\)"
|
||
\ matchgroup=NONE end="\(\<type\>\|\<exception\>\|\<val\>\|\<module\>\|\<class\>\|\<method\>\|\<constraint\>\|\<inherit\>\|\<object\>\|\<struct\>\|\<open\>\|\<include\>\|\<let\>\|\<external\>\|\<in\>\|\<end\>\|)\|]\|}\|;\|;;\)\@="
|
||
\ matchgroup=NONE end="\(;\|}\)\@="
|
||
\ matchgroup=NONE end="\(=\|:>\)\@="
|
||
\ contains=@ocamlTypeExpr,ocamlComment,ocamlPpx
|
||
hi link ocamlTypeAnnot ocamlTypeCatchAll
|
||
|
||
" Type annotation that gives the return type of a `fun` keyword
|
||
" (the type context is ended by `->`)
|
||
syn cluster ocamlTypeContained add=ocamlFunTypeAnnot
|
||
syn region ocamlFunTypeAnnot contained containedin=ocamlFun
|
||
\ matchgroup=ocamlKeyChar start=":"
|
||
\ matchgroup=NONE end="\(->\)\@="
|
||
\ contains=@ocamlTypeExpr,ocamlComment,ocamlPpx
|
||
hi link ocamlFunTypeAnnot ocamlTypeCatchAll
|
||
|
||
" Module paths (including functors) in types.
|
||
" NOTE: This rule must occur after the rule for ocamlTypeSumDecl as it must take
|
||
" precedence over it (otherwise the module name would be mistakenly highlighted
|
||
" as a constructor).
|
||
" NOTE: Carefully avoid catching "(*" here.
|
||
syn cluster ocamlTypeExpr add=ocamlTypeModPath
|
||
syn match ocamlTypeModPath contained "\<\u\(\w\|'\)*\_s*\."
|
||
syn region ocamlTypeModPath contained transparent
|
||
\ matchgroup=ocamlModPath start="\<\u\(\w\|'\)*\_s*(\*\@!"
|
||
\ matchgroup=ocamlModPath end=")\_s*\."
|
||
\ contains=ocamlTypeDotlessModPath,ocamlTypeBlank,ocamlComment,ocamlPpx
|
||
hi link ocamlTypeModPath ocamlModPath
|
||
syn cluster ocamlTypeContained add=ocamlTypeDotlessModPath
|
||
syn match ocamlTypeDotlessModPath contained "\<\u\(\w\|'\)*\_s*\.\?"
|
||
syn region ocamlTypeDotlessModPath contained transparent
|
||
\ matchgroup=ocamlModPath start="\<\u\(\w\|'\)*\_s*(\*\@!"
|
||
\ matchgroup=ocamlModPath end=")\_s*\.\?"
|
||
\ contains=ocamlTypeDotlessModPath,ocamlTypeBlank,ocamlComment,ocamlPpx
|
||
hi link ocamlTypeDotlessModPath ocamlTypeModPath
|
||
|
||
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
|
||
|
||
" Synchronization
|
||
syn sync minlines=50
|
||
syn sync maxlines=500
|
||
|
||
if !exists("ocaml_revised")
|
||
syn sync match ocamlDoSync grouphere ocamlDo "\<do\>"
|
||
syn sync match ocamlDoSync groupthere ocamlDo "\<done\>"
|
||
endif
|
||
|
||
if exists("ocaml_revised")
|
||
syn sync match ocamlEndSync grouphere ocamlEnd "\<\(object\)\>"
|
||
else
|
||
syn sync match ocamlEndSync grouphere ocamlEnd "\<\(begin\|object\)\>"
|
||
endif
|
||
|
||
syn sync match ocamlEndSync groupthere ocamlEnd "\<end\>"
|
||
syn sync match ocamlStructSync grouphere ocamlStruct "\<struct\>"
|
||
syn sync match ocamlStructSync groupthere ocamlStruct "\<end\>"
|
||
syn sync match ocamlSigSync grouphere ocamlSig "\<sig\>"
|
||
syn sync match ocamlSigSync groupthere ocamlSig "\<end\>"
|
||
|
||
" Define the default highlighting.
|
||
|
||
hi def link ocamlBraceErr Error
|
||
hi def link ocamlBrackErr Error
|
||
hi def link ocamlParenErr Error
|
||
hi def link ocamlArrErr Error
|
||
|
||
hi def link ocamlCountErr Error
|
||
hi def link ocamlDoErr Error
|
||
hi def link ocamlDoneErr Error
|
||
hi def link ocamlEndErr Error
|
||
hi def link ocamlThenErr Error
|
||
hi def link ocamlKwErr Error
|
||
|
||
hi def link ocamlCharErr Error
|
||
|
||
hi def link ocamlErr Error
|
||
|
||
hi def link ocamlComment Comment
|
||
hi def link ocamlShebang ocamlComment
|
||
|
||
hi def link ocamlModPath Include
|
||
hi def link ocamlObject Include
|
||
hi def link ocamlModule Include
|
||
hi def link ocamlModParam1 Include
|
||
hi def link ocamlGenMod Include
|
||
hi def link ocamlFullMod Include
|
||
hi def link ocamlFuncWith Include
|
||
hi def link ocamlModParam Include
|
||
hi def link ocamlModTypeRestr Include
|
||
hi def link ocamlWith Include
|
||
hi def link ocamlMTDef Include
|
||
hi def link ocamlSigEncl ocamlModule
|
||
hi def link ocamlStructEncl ocamlModule
|
||
|
||
hi def link ocamlScript Include
|
||
|
||
hi def link ocamlConstructor Constant
|
||
hi def link ocamlEmptyConstructor ocamlConstructor
|
||
|
||
hi def link ocamlVal Keyword
|
||
hi def link ocamlModTypePre Keyword
|
||
hi def link ocamlModPreRHS Keyword
|
||
hi def link ocamlFunctor Keyword
|
||
hi def link ocamlModTypeOf Keyword
|
||
hi def link ocamlKeyword Keyword
|
||
hi def link ocamlMethod Include
|
||
hi def link ocamlArrow Keyword
|
||
hi def link ocamlKeyChar Keyword
|
||
hi def link ocamlAnyVar Keyword
|
||
hi def link ocamlTopStop Keyword
|
||
|
||
hi def link ocamlRefAssign ocamlKeyChar
|
||
hi def link ocamlEqual ocamlKeyChar
|
||
hi def link ocamlCons ocamlInfixOp
|
||
|
||
hi def link ocamlPrefixOp ocamlOperator
|
||
hi def link ocamlInfixOp ocamlOperator
|
||
hi def link ocamlExtensionOp ocamlOperator
|
||
hi def link ocamlIndexingOp ocamlOperator
|
||
|
||
if exists("ocaml_highlight_operators")
|
||
hi def link ocamlInfixOpKeyword ocamlOperator
|
||
hi def link ocamlOperator Operator
|
||
else
|
||
hi def link ocamlInfixOpKeyword Keyword
|
||
endif
|
||
|
||
hi def link ocamlBoolean Boolean
|
||
hi def link ocamlCharacter Character
|
||
hi def link ocamlNumber Number
|
||
hi def link ocamlFloat Float
|
||
hi def link ocamlString String
|
||
hi def link ocamlQuotedStringDelim Identifier
|
||
|
||
hi def link ocamlLabel Identifier
|
||
|
||
" Type linting groups that the user can customize:
|
||
" - ocamlTypeCatchAll: anything in a type context that is not caught by more
|
||
" specific rules (in principle, this should only match syntax errors)
|
||
" - ocamlTypeConstr: type constructors
|
||
" - ocamlTypeBuiltin: builtin type constructors (like int or list)
|
||
" - ocamlTypeVar: type variables ('a)
|
||
" - ocamlTypeAnyVar: wildcard (_)
|
||
" - ocamlTypeVariance: variance and injectivity indications (+'a, !'a)
|
||
" - ocamlTypeKeyChar: symbols such as -> and *
|
||
" Default values below mimick the behavior before the type linter was
|
||
" implemented, but now we can do better. :-)
|
||
hi def link ocamlTypeCatchAll Error
|
||
hi def link ocamlTypeConstr NONE
|
||
hi def link ocamlTypeBuiltin Type
|
||
hi def link ocamlTypeVar NONE
|
||
hi def link ocamlTypeAnyVar NONE
|
||
hi def link ocamlTypeVariance ocamlKeyChar
|
||
hi def link ocamlTypeKeyChar ocamlKeyChar
|
||
|
||
hi def link ocamlTodo Todo
|
||
|
||
hi def link ocamlEncl Keyword
|
||
|
||
hi def link ocamlPpxEncl ocamlEncl
|
||
|
||
let b:current_syntax = "ocaml"
|
||
|
||
let &cpo = s:keepcpo
|
||
unlet s:keepcpo
|
||
|
||
" vim: ts=8
|