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#autoload
local tags def expl descr action mesgs nm="$compstack[nmatches]"
local context
if [[ "$1" = -C?* ]]; then
context="${1[3,-1]}"
shift
elif [[ "$1" = -C ]]; then
context="$2"
shift 2
fi
mesgs=()
_tags -C "$context" "${(@)argv%%:*}"
while _tags; do
for def; do
if _requested "${def%%:*}"; then
descr="${${def#*:}%%:*}"
action="${def#*:*:}"
_description expl "$descr"
if [[ "$action" = \ # ]]; then
# An empty action means that we should just display a message.
mesgs=( "$mesgs[@]" "$descr")
elif [[ "$action" = \(\(*\)\) ]]; then
local ws
# ((...)) contains literal strings with descriptions.
eval ws\=\( "${action[3,-3]}" \)
_describe "$descr" ws -M 'r:|[_-]=* r:|=*'
elif [[ "$action" = \(*\) ]]; then
# Anything inside `(...)' is added directly.
compadd "$expl[@]" - ${=action[2,-2]}
elif [[ "$action" = \{*\} ]]; then
# A string in braces is evaluated.
eval "$action[2,-2]"
elif [[ "$action" = \ * ]]; then
# If the action starts with a space, we just call it.
${(e)=~action}
else
# Otherwise we call it with the description-arguments built above.
action=( $=action )
${(e)action[1]} "$expl[@]" ${(e)~action[2,-1]}
fi
fi
done
[[ nm -ne compstate[nmatches] ]] && return 0
done
for descr in "$mesgs[@]"; do
_message "$descr"
done
return 1
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