Update aws_zsh_completer.sh

bin/aws_zsh_completer.sh

@@ -5,56 +5,10 @@
 # % source /path/to/zsh_complete.sh
 #
 # Typically that would be called somewhere in your .zshrc.
-#
-# Note, the overwrite of _bash_complete() is to export COMP_LINE and COMP_POINT
-# That is only required for zsh <= edab1d3dbe61da7efe5f1ac0e40444b2ec9b9570
-#
-# https://github.com/zsh-users/zsh/commit/edab1d3dbe61da7efe5f1ac0e40444b2ec9b9570
-#
-# zsh releases prior to that version do not export the required env variables!
-
-autoload -Uz bashcompinit
-bashcompinit -i
-
-_bash_complete() {
-  local ret=1
-  local -a suf matches
-  local -x COMP_POINT COMP_CWORD
-  local -a COMP_WORDS COMPREPLY BASH_VERSINFO
-  local -x COMP_LINE="$words"
-  local -A savejobstates savejobtexts
-
-  (( COMP_POINT = 1 + ${#${(j. .)words[1,CURRENT]}} + $#QIPREFIX + $#IPREFIX + $#PREFIX ))
-  (( COMP_CWORD = CURRENT - 1))
-  COMP_WORDS=( $words )
-  BASH_VERSINFO=( 2 05b 0 1 release )
-
-  savejobstates=( ${(kv)jobstates} )
-  savejobtexts=( ${(kv)jobtexts} )
-
-  [[ ${argv[${argv[(I)nospace]:-0}-1]} = -o ]] && suf=( -S '' )
-
-  matches=( ${(f)"$(compgen $@ -- ${words[CURRENT]})"} )
-
-  if [[ -n $matches ]]; then
-    if [[ ${argv[${argv[(I)filenames]:-0}-1]} = -o ]]; then
-      compset -P '*/' && matches=( ${matches##*/} )
-      compset -S '/*' && matches=( ${matches%%/*} )
-      compadd -Q -f "${suf[@]}" -a matches && ret=0
-    else
-      compadd -Q "${suf[@]}" -a matches && ret=0
-    fi
-  fi
-
-  if (( ret )); then
-    if [[ ${argv[${argv[(I)default]:-0}-1]} = -o ]]; then
-      _default "${suf[@]}" && ret=0
-    elif [[ ${argv[${argv[(I)dirnames]:-0}-1]} = -o ]]; then
-      _directories "${suf[@]}" && ret=0
-    fi
-  fi
 
-  return ret
-}
+if (( ! ${+functions[complete]} )); then
+  autoload -Uz bashcompinit
+  bashcompinit
+fi
 
 complete -C aws_completer aws