ctags configuration for js, etc, see https://github.com/grassdog/dotfiles/blob/6bd36bcb59b57eac28d618f76f21e83d4fc487a8/ctags

.ctags

--exclude=.git
--exclude=.hg
--exclude=log
--exclude=tmp

--languages=-javascript,sql

--langdef=clojure
--langmap=clojure:.clj
--regex-clojure=/\([ \t]*create-ns[ \t]+([-[:alnum:]*+!_:\/.?]+)/\1/n,namespace/
--regex-clojure=/\([ \t]*def[ \t]+([-[:alnum:]*+!_:\/.?]+)/\1/d,definition/
--regex-clojure=/\([ \t]*defn-?[ \t]+(\^[-[:alnum:]*+!_:\/.?]+[ \t]+)?([-[:alnum:]*+!_:\/.?]+)/\2/f,function/
--regex-clojure=/\([ \t]*defmacro[ \t]+([-[:alnum:]*+!_:\/.?]+)/\1/m,macro/
--regex-clojure=/\([ \t]*defroutes[ \t]+([-[:alnum:]*+!_:\/.?]+)/\1/m,macro/
--regex-clojure=/\([ \t]*definline[ \t]+([-[:alnum:]*+!_:\/.?]+)/\1/i,inline/
--regex-clojure=/\([ \t]*defmulti[ \t]+([-[:alnum:]*+!_:\/.?]+)/\1/a,multimethod definition/
--regex-clojure=/\([ \t]*defmethod[ \t]+([-[:alnum:]*+!_:\/.?]+)/\1/b,multimethod instance/
--regex-clojure=/\([ \t]*defonce[ \t]+([-[:alnum:]*+!_:\/.?]+)/\1/c,definition (once)/
--regex-clojure=/\([ \t]*defstruct[ \t]+([-[:alnum:]*+!_:\/.?]+)/\1/s,struct/
--regex-clojure=/\([ \t]*intern[ \t]+([-[:alnum:]*+!_:\/.?]+)/\1/v,intern/
--regex-clojure=/\([ \t]*ns[ \t]+([-[:alnum:]*+!_:\/.?]+)/\1/n,namespace/

--langdef=coffee
--langmap=coffee:.coffee
--regex-coffee=/(^|=[ \t])*class ([A-Za-z_][A-Za-z0-9_]+\.)*([A-Za-z_][A-Za-z0-9_]+)( extends ([A-Za-z][A-Za-z0-9_.]*)+)?$/\3/c,class/
--regex-coffee=/^[ \t]*(module\.)?(exports\.)?@?(([A-Za-z][A-Za-z0-9_.]*)+):.*[-=]>.*$/\3/m,method/
--regex-coffee=/^[ \t]*(module\.)?(exports\.)?(([A-Za-z][A-Za-z0-9_.]*)+)[ \t]*=.*[-=]>.*$/\3/f,function/
--regex-coffee=/^[ \t]*(([A-Za-z][A-Za-z0-9_.]*)+)[ \t]*=[^->\n]*$/\1/v,variable/
--regex-coffee=/^[ \t]*@(([A-Za-z][A-Za-z0-9_.]*)+)[ \t]*=[^->\n]*$/\1/f,field/
--regex-coffee=/^[ \t]*@(([A-Za-z][A-Za-z0-9_.]*)+):[^->\n]*$/\1/f,static field/
--regex-coffee=/^[ \t]*(([A-Za-z][A-Za-z0-9_.]*)+):[^->\n]*$/\1/f,field/
--regex-coffee=/((constructor|initialize):[ \t]*\()@(([A-Za-z][A-Za-z0-9_.]*)+)([ \t]*=[ \t]*[^,)]+)?/\3/f,field/


--regex-ruby=/.*alias(_method)?[[:space:]]+:([[:alnum:]_=!?]+),?[[:space:]]+:([[:alnum:]_=!]+)/\2/f,function/
--regex-ruby=/(^|[:;])[ \t]*([A-Z][[:alnum:]_]+) *=/\2/c,class,constant/
--regex-ruby=/(^|;)[ \t]*(has_many|belongs_to|has_one|has_and_belongs_to_many)\(? *:([[:alnum:]_]+)/\3/f,function,association/
--regex-ruby=/(^|;)[ \t]*(named_)?scope\(? *:([[:alnum:]_]+)/\3/f,function,named_scope/
--regex-ruby=/(^|;)[ \t]*expose\(? *:([[:alnum:]_]+)/\2/f,function,exposure/
--regex-ruby=/(^|;)[ \t]*event\(? *:([[:alnum:]_]+)/\2/f,function,aasm_event/
--regex-ruby=/(^|;)[ \t]*event\(? *:([[:alnum:]_]+)/\2!/f,function,aasm_event/
--regex-ruby=/(^|;)[ \t]*event\(? *:([[:alnum:]_]+)/\2?/f,function,aasm_event/

--langmap=Ruby:+(Rakefile)

--langdef=js
--langmap=js:.js
--langmap=js:+.jsx

--regex-js=/[ \t.]([A-Z][A-Z0-9._$]+)[ \t]*[=:][ \t]*([0-9"'\[\{]|null)/\1/n,constant/

--regex-js=/\.([A-Za-z0-9._$]+)[ \t]*=[ \t]*\{/\1/o,object/
--regex-js=/['"]*([A-Za-z0-9_$]+)['"]*[ \t]*:[ \t]*\{/\1/o,object/
--regex-js=/([A-Za-z0-9._$]+)\[["']([A-Za-z0-9_$]+)["']\][ \t]*=[ \t]*\{/\1\.\2/o,object/

--regex-js=/([A-Za-z0-9._$]+)[ \t]*=[ \t]*\(function\(\)/\1/c,class/
--regex-js=/['"]*([A-Za-z0-9_$]+)['"]*:[ \t]*\(function\(\)/\1/c,class/
--regex-js=/class[ \t]+([A-Za-z0-9._$]+)[ \t]*/\1/c,class/
--regex-js=/([A-Za-z$][A-Za-z0-9_$()]+)[ \t]*=[ \t]*[Rr]eact.createClass[ \t]*\(/\1/c,class/
--regex-js=/([A-Z][A-Za-z0-9_$]+)[ \t]*=[ \t]*[A-Za-z0-9_$]*[ \t]*[{(]/\1/c,class/
--regex-js=/([A-Z][A-Za-z0-9_$]+)[ \t]*:[ \t]*[A-Za-z0-9_$]*[ \t]*[{(]/\1/c,class/

--regex-js=/([A-Za-z$][A-Za-z0-9_$]+)[ \t]*=[ \t]*function[ \t]*\(/\1/f,function/

--regex-js=/(function)*[ \t]*([A-Za-z$_][A-Za-z0-9_$]+)[ \t]*\([^)]*\)[ \t]*\{/\2/f,function/
--regex-js=/['"]*([A-Za-z$][A-Za-z0-9_$]+)['"]*:[ \t]*function[ \t]*\(/\1/m,method/
--regex-js=/([A-Za-z0-9_$]+)\[["']([A-Za-z0-9_$]+)["']\][ \t]*=[ \t]*function[ \t]*\(/\2/m,method/


--langdef=haskell
--langmap=haskell:.hs
--regex-haskell=/^module[ \t]*([A-Z][a-zA-Z0-9'_.]*)/\1/m,module/
--regex-haskell=/^(new)?type[ \t]*([A-Z][a-zA-Z0-9'_]*)./\2/t,type/
--regex-haskell=/^class[ \t]*([A-Z][a-zA-Z0-9'_]*)/\1/c,class/
--regex-haskell=/^data[ \t]*([A-Z][a-zA-Z0-9'_]*)/\1/d,data/
--regex-haskell=/^([a-z_][a-zA-Z0-9'_]*).*=/\1/v,function/

--langmap=C++:+.mm

--langdef=golang
--langmap=golang:.go
--regex-golang=/func([ \t]+\([^)]+\))?[ \t]+([a-zA-Z0-9_]+)/\2/d,func/
--regex-golang=/var[ \t]+([a-zA-Z_][a-zA-Z0-9_]+)/\1/d,var/
--regex-golang=/type[ \t]+([a-zA-Z_][a-zA-Z0-9_]+)/\1/d,type/

--langdef=Rust
--langmap=Rust:.rs
--regex-Rust=/^[ \t]*(#\[[^\]]\][ \t]*)*(pub[ \t]+)?(extern[ \t]+)?("[^"]+"[ \t]+)?(unsafe[ \t]+)?fn[ \t]+([a-zA-Z0-9_]+)/\6/f,functions,function definitions/
--regex-Rust=/^[ \t]*(pub[ \t]+)?type[ \t]+([a-zA-Z0-9_]+)/\2/T,types,type definitions/
--regex-Rust=/^[ \t]*(pub[ \t]+)?enum[ \t]+([a-zA-Z0-9_]+)/\2/g,enum,enumeration names/
--regex-Rust=/^[ \t]*(pub[ \t]+)?struct[ \t]+([a-zA-Z0-9_]+)/\2/s,structure names/
--regex-Rust=/^[ \t]*(pub[ \t]+)?mod[ \t]+([a-zA-Z0-9_]+)/\2/m,modules,module names/
--regex-Rust=/^[ \t]*(pub[ \t]+)?static[ \t]+([a-zA-Z0-9_]+)/\2/c,consts,static constants/
--regex-Rust=/^[ \t]*(pub[ \t]+)?trait[ \t]+([a-zA-Z0-9_]+)/\2/t,traits,traits/
--regex-Rust=/^[ \t]*(pub[ \t]+)?impl([ \t\n]*<[^>]*>)?[ \t]+(([a-zA-Z0-9_:]+)[ \t]*(<[^>]*>)?[ \t]+(for)[ \t]+)?([a-zA-Z0-9_]+)/\4 \6 \7/i,impls,trait implementations/
--regex-Rust=/^[ \t]*macro_rules![ \t]+([a-zA-Z0-9_]+)/\1/d,macros,macro definitions/

--langdef=typescript
--langmap=typescript:.ts
--regex-typescript=/^[ \t]*(export)?[ \t]*class[ \t]+([a-zA-Z0-9_]+)/\2/c,classes/
--regex-typescript=/^[ \t]*(export)?[ \t]*module[ \t]+([a-zA-Z0-9_]+)/\2/n,modules/
--regex-typescript=/^[ \t]*(export)?[ \t]*function[ \t]+([a-zA-Z0-9_]+)/\2/f,functions/
--regex-typescript=/^[ \t]*export[ \t]+var[ \t]+([a-zA-Z0-9_]+)/\1/v,variables/
--regex-typescript=/^[ \t]*var[ \t]+([a-zA-Z0-9_]+)[ \t]*=[ \t]*function[ \t]*\(\)/\1/v,varlambdas/
--regex-typescript=/^[ \t]*(export)?[ \t]*(public|private)[ \t]+(static)?[ \t]*([a-zA-Z0-9_]+)/\4/m,members/
--regex-typescript=/^[ \t]*(export)?[ \t]*interface[ \t]+([a-zA-Z0-9_]+)/\2/i,interfaces/
--regex-typescript=/^[ \t]*(export)?[ \t]*enum[ \t]+([a-zA-Z0-9_]+)/\2/e,enums/
--regex-typescript=/^[ \t]*import[ \t]+([a-zA-Z0-9_]+)/\1/I,imports/

--langdef=elm
--langmap=elm:.elm
--regex-elm=/^module[ \t]*([A-Z][a-zA-Z0-9'_.]*)/\1/m,module/
--regex-elm=/^type[ \t]*([A-Z][a-zA-Z0-9'_]*)./\1/t,type/
--regex-elm=/^([a-z_][a-zA-Z0-9'_]*).*=/\1/v,function/