Re: set-text-properties, remove-set-properties, add-text-properties: 1) doc string 2) return value

[Stefan Monnier]

> 1. The set-text-properties doc string should say what the function returns.

Why?

> 2. Wouldn't it be more useful for set-text-properties,
> remove-set-properties, and add-text-properties to return the modified
> OBJECT (or nil if no modification occurred)? In case OBJECT is a buffer
> (or nil), the modified buffer substring could be returned.

Why would that be useful?


        Stefan