Vim? See http://vimdoc.sourceforge.net/htmldoc/if_ruby.html http://vimdoc.sourceforge.net/htmldoc/if_ruby.html. (This, of course, depends on the level of integr

Vim? See http://vimdoc.sourceforge.net/htmldoc/if_ruby.html http://vimdoc.sourceforge.net/htmldoc/if_ruby.html. (This, of course, depends on the level of integration you want. The above interface does require you to drop down to (generated) vimscript for many things.)