Expand aliases with CTRL+SPACE

globalias.zsh

#
# Set key binding to extend aliases.
#
# Authors:
#   François Vantomme <akarzim@gmail.com>
#

# Return if requirements are not found.
if [[ "$TERM" == 'dumb' ]]; then
  return 1
fi

# Allow command line editing in an external editor.
autoload -Uz edit-command-line
zle -N edit-command-line

# Expand Aliases
function globalias {
  zle _expand_alias
  zle expand-word
  zle magic-space
}
zle -N globalias

# control-space expands all aliases, including global
for keymap in 'emacs' 'viins'; do
  bindkey -M "$keymap" "^ " globalias
done