# This implements a bash-style up-case-word.
# To use,
#   zle -N bash-up-case-word
#   bindkey '...' bash-up-case-word
# or if you wish to replace existing up-case-word bindings,
#   zle -N up-case-word bash-up-case-word

local WORDCHARS=''
zle .up-case-word