diff options
Diffstat (limited to 'nixpkgs/pkgs/development/tools/misc/ctags/wrapped.nix')
-rw-r--r-- | nixpkgs/pkgs/development/tools/misc/ctags/wrapped.nix | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/tools/misc/ctags/wrapped.nix b/nixpkgs/pkgs/development/tools/misc/ctags/wrapped.nix new file mode 100644 index 000000000000..ed265b4489b3 --- /dev/null +++ b/nixpkgs/pkgs/development/tools/misc/ctags/wrapped.nix @@ -0,0 +1,78 @@ +{ pkgs, ctags }: + +with pkgs.stdenv.lib; + +# define some ctags wrappers adding support for some not that common languages +# customization: +# a) add stuff here +# b) override asLang, phpLang, ... using packageOverrides +# c) use ctagsWrapped.override {args = [ your liste ];} + +# install using -iA ctagsWrapped.ctagsWrapped + +{ + + # the derivation. use language extensions specified by args + ctagsWrapped = makeOverridable ( {args, name} : pkgs.writeScriptBin name '' + #!${stdenv.shell} + exec ${pkgs.ctags}/bin/ctags ${concatStringsSep " " (map escapeShellArg args)} "$@" + '') { + args = let x = pkgs.ctagsWrapped; in concatLists [ + x.defaultArgs x.phpLang x.jsLang x.nixLang x.asLang x.rubyLang + ]; + name = "${ctags.name}-wrapped"; + }; + + ### language arguments + + # don't scan version control directories + defaultArgs = [ + "--exclude=\.svn" + "--exclude=\.hg" + "--exclude=\.git" + "--exclude=\_darcs" + "--sort=yes" + ]; + + # actionscript + asLang = [ + "--langdef=ActionScript" + "--langmap=ActionScript:.as" + "--regex-ActionScript=/function[ \\t]+([A-Za-z0-9_]+)[ \\t]*\\(/\1/f,function,functions/" + "--regex-ActionScript=/function[ \\t]+(set|get)[ \\t]+([A-Za-z0-9_]+)[ \\t]*\\(/\2/p,property,properties/" + "--regex-ActionScript=/interface[ \\t]+[a-z0-9_.]*([A-Z][A-Za-z0-9_]+)/\\1/i,interface,interfaces/" + "--regex-ActionScript=/package[ \\t]+([^ \\t]*)/\\1/p/" + "--regex-ActionScript=/class[ \\t]+[a-z0-9_.]*([A-Z][A-Za-z0-9_]+)/\\1/c,class,classes/" + ]; + + # PHP + phpLang = [ + "--langmap=PHP:.php" + "--regex-PHP=/abstract class ([^ ]*)/\\1/c/" + "--regex-PHP=/interface ([^ ]*)/\\1/i/" + "--regex-PHP=/function[ \\t]+([^ (]*)/\\1/f/" + ]; + + # Javascript: also find unnamed functions and funtions beeing passed within a dict. + # the dict properties is used to implement duck typing in frameworks + # var foo = function () { ... } + # { + # a : function () {} + # only recognize names up 100 characters. Else you'll be in trouble scanning compressed .js files. + jsLang = [ + "--regex-JavaScript=/([^ \\t]{1,100})[ \\t]*:[ \\t]*function[ \\t]*\\(/\\1/f/" + ]; + + # find foo in "foo =", don't think we can do a lot better + nixLang = [ + "--langdef=NIX" + "--langmap=NIX:.nix" + "--regex-NIX=/\([^ \\t*]*\)[ \\t]*=/\\1/f/" + ]; + + rubyLang = [ + "--langmap=RUBY:.rb" + "--regex-RUBY=/class ([^ ]*)/\\1/c/" + "--regex-RUBY=/^[ ]*module[ ]*([^ ]*)/\\1/m/" + ]; +} |