Proposal for restyResolver to handle nested paths

nested_restyresolver.py

import logging
import re

from connexion.resolver import RestyResolver

logger = logging.getLogger('connexion.resolver')


class NestedRestyResolver(RestyResolver):
    """Overrider RestyResolver to support complex paths (/a/b/c/ => a.b.c)"""

    def resolve_operation_id_using_rest_semantics(self, operation):
        """
        Resolves the operationId using REST semantics

        :type operation: connexion.operation.Operation
        """
        logger.debug(operation.path)
        path_match = re.search(
            '^(?P<extended_path>[^{]*).*$', operation.path
        )

        def get_controller_name():
            x_router_controller = operation.operation.get('x-swagger-router-controller')

            name = self.default_module_name
            resource_name = path_match.group('extended_path').strip('/').replace('/', '.')

            if x_router_controller:
                name = x_router_controller

            elif resource_name:
                resource_controller_name = resource_name.replace('-', '_')
                name += '.' + resource_controller_name

            return name

        def get_function_name():
            method = operation.method

            is_collection_endpoint = \
                method.lower() == 'get' \
                and not path_match.group('extended_path')

            return self.collection_endpoint_name if is_collection_endpoint else method.lower()

        return '{}.{}'.format(get_controller_name(), get_function_name())