Re: [Emacs-diffs] trunk r115287: * lisp/emacs-lisp/helpers.el (string-empty-p): New function.

[Stefan Monnier]

> +  (string= string ""))

I think `equal' is preferable since it avoids signaling an error if
STRING is not a string.

> +(defsubst string-blank-p (string)
> +  "Check whether STRING is either empty or only whitespace."
> +  (string-empty-p (string-trim string)))

Better use (string-match-p "\\`...\\'" string) to avoid allocating a new
string.


        Stefan