#!/bin/bash

if type complete &>/dev/null; then
  _synapse_completion () {
    local words cword
    if type _get_comp_words_by_ref &>/dev/null; then
      _get_comp_words_by_ref -n = -n @ -n : -w words -i cword
    else
      cword="$COMP_CWORD"
      words=("${COMP_WORDS[@]}")
    fi

    local si="$IFS"
    if ! IFS=$'\n' COMPREPLY=($(COMP_CWORD="$cword" \
                           COMP_LINE="$COMP_LINE" \
                           COMP_POINT="$COMP_POINT" \
                           synapse completion -- "${words[@]}" \
                           2>/dev/null)); then
      local ret=$?
      IFS="$si"
      return $ret
    fi
    IFS="$si"
    if type __ltrim_colon_completions &>/dev/null; then
      __ltrim_colon_completions "${words[cword]}"
    fi
  }
  complete -o default -F _synapse_completion synapse
elif type compdef &>/dev/null; then # zsh
  _synapse_completion() {
    compadd -- $(COMP_CWORD=$((CURRENT-1)) \
                 COMP_LINE=$BUFFER \
                 COMP_POINT=0 \
                 synapse completion -- "${words[@]}" \
                 2>/dev/null)
  }
  compdef _synapse_completion synapse
elif type compctl &>/dev/null; then
  _synapse_completion () {
    local cword line point words si
    read -Ac words
    read -cn cword
    let cword-=1
    read -l line
    read -ln point
    si="$IFS"
    if ! IFS=$'\n' reply=($(COMP_CWORD="$cword" \
                       COMP_LINE="$line" \
                       COMP_POINT="$point" \
                       synapse completion -- "${words[@]}" \
                       2>/dev/null)); then

      local ret=$?
      IFS="$si"
      return $ret
    fi
    IFS="$si"
  }
  compctl -K _synapse_completion synapse
fi
