Variable: tramp-completion-method-regexp
tramp-completion-method-regexp is a variable defined in tramp.el.gz.
Value
"-\\|[[:alnum:]]+"
Documentation
Regexp matching completion method identifiers.
The ftp syntax does not support methods.
Source Code
;; Defined in /usr/src/emacs/lisp/net/tramp.el.gz
(defvar tramp-completion-method-regexp
nil ; Initialized when defining `tramp-syntax'!
"Regexp matching completion method identifiers.
The `ftp' syntax does not support methods.")