serialize_file_content_to_json.sh

#!/usr/bin/env bash

if ! [ -x "$(command -v git)" ]; then
  echo 'Error: jq is not installed.' >&2
  exit 1
fi

if [ -z "$1" ]; then
  echo "Error: you must pass the filename as an argument"
  exit 1
else
  FILE=$1
fi

if [ ! -f ${FILE} ]; then
  echo "Error: file ${FILE} does not exist"
  exit 1
fi

# Build JSON output using JQ
jq -n --arg data "$(<${FILE})" '{"data":$data}'