def add_prefix()

in templates/custom-resources/lex-manager.py [0:0]

• 37 lines of code
• 3 McCabe index (conditional complexity)

def add_prefix(bot_definition, prefix='WebUi'):
    """ Adds a prefix to resource names in a bot definition

    Used to differentiate bots from the same definition file in CloudFormation
    when running multiple stacks in the same region and to make policy easier
    """
    bot = bot_definition['bot']
    bot['name'] = prefix + bot['name']
    bot['intents'] = list(map(
        lambda intent: dict(
            intentName=(prefix + intent.pop('intentName')),
            **intent
        ),
        bot_definition['bot']['intents']
    ))

    slot_types = list(map(
        lambda slot_type: dict(
            name=(prefix + slot_type.pop('name')),
            **slot_type
        ),
        bot_definition['slot_types']
    ))

    intents = map(
        lambda intent: dict(
            name=(prefix + intent.pop('name')),
            slots=list(map(
                lambda slot: dict(
                    slotType=(prefix + slot.pop('slotType')),
                    **slot
                ) if (prefix + slot['slotType']) in [s['name'] for s in slot_types]
                else slot,
                intent.pop('slots')
            )),
            **intent
        ),
        bot_definition['intents']
    )

    return dict(
        bot=bot,
        intents=list(intents),
        slot_types=slot_types
    )