#!/bin/bash

_pantograph_complete() {

COMPREPLY=()
local word="${COMP_WORDS[COMP_CWORD]}"
local completions=""

# look for Pantfile either in this directory or pantograph/ then grab the lane names
if [[ -e "Pantfile" ]]; then
  file="Pantfile"
elif [[ -e "pantograph/Pantfile" ]]; then
  file="pantograph/Pantfile"
elif [[ -e ".pantograph/Pantfile" ]]; then
  file=".pantograph/Pantfile"
fi

# parse 'beta' out of 'lane :beta do', etc
completions=$(grep "^\s*lane \:" $file | awk -F ':' '{print $2}' | awk -F ' ' '{print $1}')
completions="$completions update_pantograph"

COMPREPLY=( $(compgen -W "$completions" -- "$word") )

}