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Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
SPDX-License-Identifier: MIT-0
"""
from typing import Any
from cfnlint.jsonschema import ValidationError, ValidationResult, Validator
from cfnlint.rules import CloudFormationLintRule
class ApproachingLimitDescription(CloudFormationLintRule):
"""Check Template Description Size"""
id = "I1003"
shortdesc = "Validate if we are approaching the max size of a description"
description = (
"Check if the size of the template description is approaching the upper limit"
)
source_url = "https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/cloudformation-limits.html"
tags = ["description", "limits"]
def __init__(self) -> None:
super().__init__()
self.config["threshold"] = 0.9
def maxLength(
self, validator: Validator, mL: int, instance: Any, schema: Any
) -> ValidationResult:
if len(instance) > mL * self.config.get("threshold", 1):
yield ValidationError(
f"{instance!r} is approaching the max length of {mL}",
rule=self,
)
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