from functools import wraps

from flask import jsonify

from accounting.exceptions import AccountingException

def jsonify_exceptions(func):

    '''

    Wraps a Flask endpoint and catches any AccountingException-based

    exceptions which are returned to the client as JSON.

    '''

    @wraps(func)

    def wrapper(*args, **kw):

        try:

            return func(*args, **kw)

        except AccountingException as exc:

            return jsonify(error=exc)

    return wrapper