#compdef -redirect-

# This searches for `<command-name>:<redir-op>' and `<redir-op>', where
# `<redir-op>' is something like `<' or `2>'.

local strs _comp_command1 _comp_command2

_set_command

strs=( "$compstate[redirect]" )

if [[ -n "$_comp_command1" ]]; then
  strs=( "${_comp_command1}:$strs[-1]" "$strs[@]" )
  [[ -n "$_comp_command2" ]] && strs=( "${_comp_command2}:$strs[1]" "$strs[@]" )
fi

_dispatch -d redirs "$strs[@]"