Re: master 431f8ff1e38: * lisp/imenu.el: Support more values for imenu-flatten (bug#70846)

[Stefan Monnier]

> But there is another separate problem: Eshel asked to replace
> let-bindings around completing-read with the minibuffer-local value
> of minibuffer-allow-text-properties.  However, this is impossible to do
> because read-from-minibuffer called from completing-read can't use
> a minibuffer-local value of minibuffer-allow-text-properties.

It could use something like `minibuffer-with-setup-hook`, no?
This might be a good opportunity to allow the INIT argument to be
a function (run within the fresh new minibuffer).


        Stefan