Re: A possible bug in the use of "\C-m"/[return] in define-key

[Stefan Monnier]

> I just noticed that

>   (define-key js2-mode-map [return] #'js2-enter-key)
>   (use-local-map js2-mode-map)

> overrides

>   (define-key viper-vi-basic-map "\C-m" 'viper-next-line-at-bol)

> even though viper-vi-basic-map is managed in `emulation-mode-map-alists'.

> I mean that when I type RET I get js2-enter-key, not viper-next-line-at-bol.

> Something is obviously wrong - somewhere, but where?

js2 should probably not bind `return' but "\C-m".
By binding `return' it asks Emacs to distinguish `return' from C-m.
Of course under ttys `return' doesn't exist, only C-m does so js2's
binding won't work there.


        Stefan