jq.bash

# based on - https://gist.github.com/albertogalan/957a11d15c385c07d0be219a3fbf984c
# background - https://gist.github.com/jbriales/ea475a155f1f7bbb6731e39e8764f1d1

function jq() {                                                                                   
if [ -f $1 ]; then
  FILE=$1; shift
  # Move FILE at the end as expected by native jq
  command jq "$@" "$FILE"
else
  command jq "$@"
fi
}

function _jq() {
COMPREPLY=()
local curr prev
curr=$2
prev=$3
#set -x
case $COMP_CWORD in
  1)
  COMPREPLY=( $(compgen -f -- $curr) )
  ;;
  2)
  keys=$(command jq -c 'paths | if (. | length) == 2 then [(.[0] + "[" + (.[1] | tostring) + "]")] else . end | map(. | tostring) | join(".")' $prev | tr -d '"' | sed 's=^=\.=')

  COMPREPLY=( $(compgen -W "$keys" -- $curr ) )
  ;;
esac
}
complete -F _jq jq