"""
Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
SPDX-License-Identifier: MIT-0
"""
from cfnlint.rules import CloudFormationLintRule
from cfnlint.rules.conditions.common import check_condition_list


class Or(CloudFormationLintRule):
    """Check Or Condition Function Logic"""

    id = "E8006"
    shortdesc = "Check Fn::Or structure for validity"
    description = "Check Fn::Or is a list of two elements"
    source_url = "https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/intrinsic-function-reference-conditions.html#intrinsic-function-reference-conditions-or"
    tags = ["functions", "or"]

    def match(self, cfn):
        return check_condition_list(cfn, "Fn::Or")