RE: Substring matching for info index command

[Drew Adams]

> > In other words, the problem is not with completion; it is
> > with the way `Info-index' gathers the completion candidates
> > from the indexes.  It does that by simply searching for
> > your input, as a prefix (prepended by `* ', which is what
> > is on the index-entry line in the index.
> 
> Thanks for your investigation, but why should info use
> my input to gather completion candidates? 

I didn't say that it should.  I said that it does.
Feel free to file a bug report: `M-x report-emacs-bug'.

> It should gather all candiates and pass them them to
> completing-read, shouldn't it?
> Isn't it a bug? Incosistent behavior with the
> builtin completion-styles?

My opinion?  Yes.  (And that's what Icicles does.)