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#compdef -K _expand_alias complete-word \C-xa
local word expl tmp pre sel what
local -a tmpa suf
eval "$_comp_setup"
if [[ -n $funcstack[2] ]]; then
if [[ "$funcstack[2]" = _prefix ]]; then
word="$IPREFIX$PREFIX$SUFFIX"
else
word="$IPREFIX$PREFIX$SUFFIX$ISUFFIX"
fi
pre=()
else
local curcontext="$curcontext"
if [[ -z "$curcontext" ]]; then
curcontext="expand-alias-word:::"
else
curcontext="expand-alias-word:${curcontext#*:}"
fi
word="$IPREFIX$PREFIX$SUFFIX$ISUFFIX"
pre=(_main_complete - aliases)
fi
zstyle -s ":completion:${curcontext}:" regular tmp || tmp=yes
case $tmp in
always) sel=r;;
yes|1|true|on) [[ CURRENT -eq 1 ]] && sel=r;;
esac
zstyle -T ":completion:${curcontext}:" global && sel="g$sel"
zstyle -t ":completion:${curcontext}:" disabled && sel="${sel}${(U)sel}"
tmp=
[[ $sel = *r* ]] && tmp=$aliases[$word]
[[ -z $tmp && $sel = *g* ]] && tmp=$galiases[$word]
[[ -z $tmp && $sel = *R* ]] && tmp=$dis_aliases[$word]
[[ -z $tmp && $sel = *G* ]] && tmp=$dis_galiases[$word]
if [[ -n $tmp ]]; then
# We used to remove the quoting from the value in the parameter.
# That was probably just an oversight: an alias is always replaced
# literally.
tmp=${tmp%%[[:blank:]]##}
if [[ $tmp[1] = [[:alnum:]_] ]]; then
tmpa=(${(z)tmp})
if [[ $tmpa[1] = $word && $tmp = $aliases[$word] ]]; then
# This is an active regular alias and the first word in the result
# is the same as what was on the line already. Quote it so
# that it doesn't get reexanded on execution.
#
# Strictly we also need to check if the original word matches
# a later word in the expansion and the previous words are
# all aliases where the expansion ends in " ", but I'm
# too lazy.
tmp="\\$tmp"
fi
fi
zstyle -T ":completion:${curcontext}:" add-space || suf=( -S '' )
$pre _wanted aliases expl alias compadd -UQ "$suf[@]" -- ${tmp%%[[:blank:]]##}
elif (( $#pre )) && zstyle -t ":completion:${curcontext}:" complete; then
$pre _aliases -s "$sel" -S ''
else
return 1
fi
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