clojure syntax file that doesn't depend on a clojure plugin; based on a syntax file that does depend on a clojure plugin

clojure.vim

" Vim syntax file
" Language:    Clojure
" Maintainer:  Toralf Wittner <[email protected]>
"              modified by Meikel Brandmeyer <[email protected]>
"              modified by G Gordon Worley III <[email protected]>
" URL:         http://kotka.de/projects/clojure/vimclojure.html
" this version does not depend on other clojure plugins

if version < 600
    syntax clear
elseif exists("b:current_syntax")
    finish
endif

" Highlight superfluous closing parens, brackets and braces.
syn match clojureError "]\|}\|)"

let s:builtins_map = {
  \ "Constant":  "nil",
	\ "Boolean":   "true false",
	\ "Cond":      "if if-not if-let when when-not when-let "
	\            . "when-first cond condp case",
	\ "Exception": "try catch finally throw",
	\ "Repeat":    "recur map mapcat reduce filter for doseq dorun "
	\            . "doall dotimes map-indexed keep keep-indexed",
	\ "Special":   ". def do fn if let new quote var loop",
	\ "Variable":  "*warn-on-reflection* this *assert* "
	\            . "*agent* *ns* *in* *out* *err* *command-line-args* "
	\            . "*print-meta* *print-readably* *print-length* "
	\            . "*allow-unresolved-args* *compile-files* "
	\            . "*compile-path* *file* *flush-on-newline* "
	\            . "*math-context* *unchecked-math* *print-dup* "
	\            . "*print-level* *use-context-classloader* "
	\            . "*source-path* *clojure-version* *read-eval* "
	\            . "*fn-loader* *1 *2 *3 *e",
	\ "Define":    "def- defn defn- defmacro defmulti defmethod "
	\            . "defstruct defonce declare definline definterface "
	\            . "defprotocol defrecord deftype",
	\ "Macro":     "and or -> assert with-out-str with-in-str with-open "
	\            . "locking destructure ns dosync binding delay "
	\            . "lazy-cons lazy-cat time assert with-precision "
	\            . "with-local-vars .. doto memfn proxy amap areduce "
	\            . "refer-clojure future lazy-seq letfn "
	\            . "with-loading-context bound-fn extend extend-protocol "
	\            . "extend-type reify with-bindings ->>",
	\ "Func":      "= not= not nil? false? true? complement identical? "
	\            . "string? symbol? map? seq? vector? keyword? var? "
	\            . "special-symbol? apply partial comp constantly "
	\            . "identity comparator fn? re-matcher re-find re-matches "
	\            . "re-groups re-seq re-pattern str pr prn print "
	\            . "println pr-str prn-str print-str println-str newline "
	\            . "macroexpand macroexpand-1 monitor-enter monitor-exit "
	\            . "eval find-doc file-seq flush hash load load-file "
	\            . "read read-line scan slurp subs sync test "
	\            . "format printf loaded-libs use require load-reader "
	\            . "load-string + - * / +' -' *' /' < <= == >= > dec dec' "
	\            . "inc inc' min max "
	\            . "neg? pos? quot rem zero? rand rand-int decimal? even? "
	\            . "odd? float? integer? number? ratio? rational? "
	\            . "bit-and bit-or bit-xor bit-not bit-shift-left "
	\            . "bit-shift-right symbol keyword gensym count conj seq "
	\            . "first rest ffirst fnext nfirst nnext second every? "
	\            . "not-every? some not-any? concat reverse cycle "
	\            . "interleave interpose split-at split-with take "
	\            . "take-nth take-while drop drop-while repeat replicate "
	\            . "iterate range into distinct sort sort-by zipmap "
	\            . "line-seq butlast last nth nthnext next "
	\            . "repeatedly tree-seq enumeration-seq iterator-seq "
	\            . "coll? associative? empty? list? reversible? "
	\            . "sequential? sorted? list list* cons peek pop vec "
	\            . "vector peek pop rseq subvec array-map hash-map "
	\            . "sorted-map sorted-map-by assoc assoc-in dissoc get "
	\            . "get-in contains? find select-keys update-in key val "
	\            . "keys vals merge merge-with max-key min-key "
	\            . "create-struct struct-map struct accessor "
	\            . "remove-method meta with-meta in-ns refer create-ns "
	\            . "find-ns all-ns remove-ns import ns-name ns-map "
	\            . "ns-interns ns-publics ns-imports ns-refers ns-resolve "
	\            . "resolve ns-unmap name namespace require use "
	\            . "set! find-var var-get var-set ref deref "
	\            . "ensure alter ref-set commute agent send send-off "
	\            . "agent-errors clear-agent-errors await await-for "
	\            . "instance? bean alength aget aset aset-boolean "
	\            . "aset-byte aset-char aset-double aset-float "
	\            . "aset-int aset-long aset-short make-array "
	\            . "to-array to-array-2d into-array int long float "
	\            . "double char boolean short byte parse add-classpath "
	\            . "cast class get-proxy-class proxy-mappings "
	\            . "update-proxy hash-set sorted-set set disj set? "
	\            . "aclone add-watch alias alter-var-root "
	\            . "ancestors await1 bases bigdec bigint bit-and-not "
	\            . "bit-clear bit-flip bit-set bit-test counted?"
	\            . "char-escape-string char-name-string class? "
	\            . "compare compile construct-proxy delay? "
	\            . "derive descendants distinct? double-array "
	\            . "doubles drop-last empty float-array floats "
	\            . "force gen-class get-validator int-array ints "
	\            . "isa? long-array longs make-hierarchy method-sig "
	\            . "not-empty ns-aliases ns-unalias num partition "
	\            . "parents pmap prefer-method primitives-classnames "
	\            . "print-ctor print-dup print-method print-simple "
	\            . "proxy-call-with-super "
	\            . "proxy-super rationalize read-string remove "
	\            . "remove-watch replace resultset-seq rsubseq "
	\            . "seque set-validator! shutdown-agents subseq "
	\            . "supers "
	\            . "unchecked-add unchecked-dec unchecked-divide "
	\            . "unchecked-inc unchecked-multiply unchecked-negate "
	\            . "unchecked-subtract underive xml-seq trampoline "
	\            . "atom compare-and-set! ifn? gen-interface "
	\            . "intern init-proxy io! memoize proxy-name swap! "
	\            . "release-pending-sends the-ns unquote while "
	\            . "unchecked-remainder alter-meta! "
	\            . "future-call methods mod pcalls prefers pvalues "
	\            . "reset! realized? some-fn "
	\            . "reset-meta! type vary-meta unquote-splicing "
	\            . "sequence clojure-version counted? "
	\            . "chunk-buffer chunk-append chunk chunk-first "
	\            . "chunk-rest chunk-next chunk-cons chunked-seq? "
	\            . "deliver future? future-done? future-cancel "
	\            . "future-cancelled? get-method promise "
	\            . "ref-history-count ref-min-history ref-max-history "
	\            . "agent-error assoc!  boolean-array booleans bound-fn* "
	\            . "bound?  byte-array bytes char-array char? chars "
	\            . "conj!  denominator disj!  dissoc!  error-handler "
	\            . "error-mode extenders extends?  find-protocol-impl "
	\            . "find-protocol-method flatten frequencies "
	\            . "get-thread-bindings group-by hash-combine juxt "
	\            . "munge namespace-munge numerator object-array "
	\            . "partition-all partition-by persistent! pop! "
	\            . "pop-thread-bindings push-thread-bindings rand-nth "
	\            . "reductions remove-all-methods restart-agent "
	\            . "satisfies?  set-error-handler!  set-error-mode! "
	\            . "short-array shorts shuffle sorted-set-by take-last "
	\            . "thread-bound? transient vector-of with-bindings* fnil "
	\            . "spit biginteger every-pred find-keyword "
	\            . "unchecked-add-int unchecked-byte unchecked-char "
	\            . "unchecked-dec-int unchecked-divide-int "
	\            . "unchecked-double unchecked-float "
	\            . "unchecked-inc-int unchecked-int unchecked-long "
	\            . "unchecked-multiply-int unchecked-negate-int "
	\            . "unchecked-remainder-int unchecked-short "
	\            . "unchecked-subtract-int with-redefs with-redefs-fn"
	\ }

for category in keys(s:builtins_map)
	let words = split(s:builtins_map[category], " ")
	let words = map(copy(words), '"clojure.core/" . v:val') + words
	let s:builtins_map[category] = words
endfor

syn cluster clojureAtomCluster   contains=clojureError,clojureFunc,clojureMacro,clojureCond,clojureDefine,clojureRepeat,clojureException,clojureConstant,clojureVariable,clojureSpecial,clojureKeyword,clojureString,clojureCharacter,clojureNumber,clojureBoolean,clojureQuote,clojureUnquote,clojureDispatch,clojurePattern
syn cluster clojureTopCluster    contains=@clojureAtomCluster,clojureComment,clojureSexp,clojureAnonFn,clojureVector,clojureMap,clojureSet

syn keyword clojureTodo contained FIXME XXX TODO FIXME: XXX: TODO:
syn match   clojureComment contains=clojureTodo ";.*$"

syn match   clojureKeyword "\c:\{1,2}[a-z0-9?!\-_+*.=<>#$]\+\(/[a-z0-9?!\-_+*.=<>#$]\+\)\?"

syn region  clojureString start=/L\="/ skip=/\\\\\|\\"/ end=/"/

syn match   clojureCharacter "\\."
syn match   clojureCharacter "\\[0-7]\{3\}"
syn match   clojureCharacter "\\u[0-9]\{4\}"
syn match   clojureCharacter "\\space"
syn match   clojureCharacter "\\tab"
syn match   clojureCharacter "\\newline"
syn match   clojureCharacter "\\return"
syn match   clojureCharacter "\\backspace"
syn match   clojureCharacter "\\formfeed"

let radixChars = "0123456789abcdefghijklmnopqrstuvwxyz"
for radix in range(2, 36)
	execute 'syn match clojureNumber "\c\<-\?' . radix . 'r['
				\ . strpart(radixChars, 0, radix)
				\ . ']\+\>"'
endfor

syn match   clojureNumber "\<-\=[0-9]\+\(\.[0-9]*\)\=\(M\|\([eE][-+]\?[0-9]\+\)\)\?\>"
syn match   clojureNumber "\<-\=[0-9]\+N\?\>"
syn match   clojureNumber "\<-\=0x[0-9a-fA-F]\+\>"
syn match   clojureNumber "\<-\=[0-9]\+/[0-9]\+\>"

syn match   clojureQuote "\('\|`\)"
syn match   clojureUnquote "\(\~@\|\~\)"
syn match   clojureDispatch "\(#^\|#'\)"
syn match   clojureDispatch "\^"

syn match   clojureAnonArg contained "%\(\d\|&\)\?"
syn match   clojureVarArg contained "&"

syn region clojureSexpLevel0 matchgroup=clojureParen0 start="(" matchgroup=clojureParen0 end=")"           contains=@clojureTopCluster,clojureSexpLevel1
syn region clojureSexpLevel1 matchgroup=clojureParen1 start="(" matchgroup=clojureParen1 end=")" contained contains=@clojureTopCluster,clojureSexpLevel2
syn region clojureSexpLevel2 matchgroup=clojureParen2 start="(" matchgroup=clojureParen2 end=")" contained contains=@clojureTopCluster,clojureSexpLevel3
syn region clojureSexpLevel3 matchgroup=clojureParen3 start="(" matchgroup=clojureParen3 end=")" contained contains=@clojureTopCluster,clojureSexpLevel4
syn region clojureSexpLevel4 matchgroup=clojureParen4 start="(" matchgroup=clojureParen4 end=")" contained contains=@clojureTopCluster,clojureSexpLevel5
syn region clojureSexpLevel5 matchgroup=clojureParen5 start="(" matchgroup=clojureParen5 end=")" contained contains=@clojureTopCluster,clojureSexpLevel6
syn region clojureSexpLevel6 matchgroup=clojureParen6 start="(" matchgroup=clojureParen6 end=")" contained contains=@clojureTopCluster,clojureSexpLevel7
syn region clojureSexpLevel7 matchgroup=clojureParen7 start="(" matchgroup=clojureParen7 end=")" contained contains=@clojureTopCluster,clojureSexpLevel8
syn region clojureSexpLevel8 matchgroup=clojureParen8 start="(" matchgroup=clojureParen8 end=")" contained contains=@clojureTopCluster,clojureSexpLevel9
syn region clojureSexpLevel9 matchgroup=clojureParen9 start="(" matchgroup=clojureParen9 end=")" contained contains=@clojureTopCluster,clojureSexpLevel0

syn region  clojureAnonFn  matchgroup=clojureParen0 start="#(" matchgroup=clojureParen0 end=")"  contains=@clojureTopCluster,clojureAnonArg,clojureSexpLevel0
syn region  clojureVector  matchgroup=clojureParen0 start="\[" matchgroup=clojureParen0 end="\]" contains=@clojureTopCluster,clojureVarArg,clojureSexpLevel0
syn region  clojureMap     matchgroup=clojureParen0 start="{"  matchgroup=clojureParen0 end="}"  contains=@clojureTopCluster,clojureSexpLevel0
syn region  clojureSet     matchgroup=clojureParen0 start="#{" matchgroup=clojureParen0 end="}"  contains=@clojureTopCluster,clojureSexpLevel0

syn region  clojurePattern start=/L\=\#"/ skip=/\\\\\|\\"/ end=/"/

" FIXME: Matching of 'comment' is broken. It seems we can't nest
" the different highlighting items, when they share the same end
" pattern.
" See also: https://bitbucket.org/kotarak/vimclojure/issue/87/comment-is-highlighted-incorrectly
"
"syn region  clojureCommentSexp                          start="("                                       end=")" transparent contained contains=clojureCommentSexp
"syn region  clojureComment     matchgroup=clojureParen0 start="(comment"rs=s+1 matchgroup=clojureParen0 end=")"                       contains=clojureTopCluster
syn match   clojureComment "comment"
syn region  clojureComment start="#!" end="\n"
syn match   clojureComment "#_"

syn sync fromstart

if version >= 600
	command -nargs=+ HiLink highlight default link <args>
else
	command -nargs=+ HiLink highlight         link <args>
endif

HiLink clojureConstant  Constant
HiLink clojureBoolean   Boolean
HiLink clojureCharacter Character
HiLink clojureKeyword   Operator
HiLink clojureNumber    Number
HiLink clojureString    String
HiLink clojurePattern   Constant

HiLink clojureVariable  Identifier
HiLink clojureCond      Conditional
HiLink clojureDefine    Define
HiLink clojureException Exception
HiLink clojureFunc      Function
HiLink clojureMacro     Macro
HiLink clojureRepeat    Repeat

HiLink clojureQuote     Special
HiLink clojureUnquote   Special
HiLink clojureDispatch  Special
HiLink clojureAnonArg   Special
HiLink clojureVarArg    Special
HiLink clojureSpecial   Special

HiLink clojureComment   Comment
HiLink clojureTodo      Todo

HiLink clojureError     Error

HiLink clojureParen0    Delimiter

let g:vimclojure#ParenRainbowColorsDark = {
			\ '1': 'ctermfg=yellow      guifg=orange1',
			\ '2': 'ctermfg=green       guifg=yellow1',
			\ '3': 'ctermfg=cyan        guifg=greenyellow',
			\ '4': 'ctermfg=magenta     guifg=green1',
			\ '5': 'ctermfg=red         guifg=springgreen1',
			\ '6': 'ctermfg=yellow      guifg=cyan1',
			\ '7': 'ctermfg=green       guifg=slateblue1',
			\ '8': 'ctermfg=cyan        guifg=magenta1',
			\ '9': 'ctermfg=magenta     guifg=purple1'
			\ }

let g:vimclojure#ParenRainbowColorsLight = {
			\ '1': 'ctermfg=darkyellow  guifg=orangered3',
			\ '2': 'ctermfg=darkgreen   guifg=orange2',
			\ '3': 'ctermfg=blue        guifg=yellow3',
			\ '4': 'ctermfg=darkmagenta guifg=olivedrab4',
			\ '5': 'ctermfg=red         guifg=green4',
			\ '6': 'ctermfg=darkyellow  guifg=paleturquoise3',
			\ '7': 'ctermfg=darkgreen   guifg=deepskyblue4',
			\ '8': 'ctermfg=blue        guifg=darkslateblue',
			\ '9': 'ctermfg=darkmagenta guifg=darkviolet'
			\ }

function! VimClojureSetupParenRainbow()
	if &background == "dark"
		let colors = g:vimclojure#ParenRainbowColorsDark
	else
		let colors = g:vimclojure#ParenRainbowColorsLight
	endif

	for [level, color] in items(colors)
		execute "highlight clojureParen" . level . " " . color
	endfor
endfunction

call VimClojureSetupParenRainbow()

augroup VimClojureSyntax
	au!
	autocmd ColorScheme * if &ft == "clojure" | call VimClojureSetupParenRainbow() | endif
augroup END

" HiLink clojureParen1 clojureParen0
" HiLink clojureParen2 clojureParen0
" HiLink clojureParen3 clojureParen0
" HiLink clojureParen4 clojureParen0
" HiLink clojureParen5 clojureParen0
" HiLink clojureParen6 clojureParen0
" HiLink clojureParen7 clojureParen0
" HiLink clojureParen8 clojureParen0
" HiLink clojureParen9 clojureParen0

delcommand HiLink

let b:current_syntax = "clojure"