Variable: he-file-name-chars
he-file-name-chars is a variable defined in hippie-exp.el.gz.
Value
"-a-zA-Z0-9_/.,~^#$+="
Documentation
Characters that are considered part of the file name to expand.
Source Code
;; Defined in /usr/src/emacs/lisp/hippie-exp.el.gz
(defvar he-file-name-chars
(cond ((memq system-type '(ms-dos windows-nt cygwin))
"-a-zA-Z0-9_/.,~^#$+=:\\\\")
(t ;; More strange file formats ?
"-a-zA-Z0-9_/.,~^#$+="))
"Characters that are considered part of the file name to expand.")