import type { AwsResourceCommon, CloudFormationTags } from "../common";
import type { CloudFormationValue } from "../IntrinsicFunctions";
import type { LogGroupName } from "./LogGroupName";
export declare type LogGroupType = 'AWS::Logs::LogGroup';
export interface LogGroup extends AwsResourceCommon {
    Type: LogGroupType;
    Properties: LogGroupProperties;
}
export interface LogGroupProperties {
    LogGroupName?: CloudFormationValue<LogGroupName>;
    RetentionInDays?: CloudFormationValue<LogRetentionInDays>;
    Tags?: CloudFormationTags;
}
export declare type LogRetentionInDays = 1 | 3 | 5 | 7 | 14 | 30 | 60 | 90 | 120 | 150 | 180 | 365 | 400 | 545 | 731 | 1827 | 3653;
export declare function isLogRetentionInDays(value: unknown): value is LogRetentionInDays;