declare const alarmNameBrand: unique symbol;
/**
 * A validated CloudWatch alarm name. Construct via {@link alarmName} or
 * {@link joinAlarmName}; the brand prevents bare strings from being passed
 * where an `AlarmName` is required.
 *
 * A name holding an unresolved CDK token is branded unchecked (ADR-0010 rule 6).
 */
export type AlarmName = string & {
    readonly [alarmNameBrand]: true;
};
/** Validates a CloudWatch alarm name against {@link ALARM_NAME}. @throws on invalid input. */
export declare function validateAlarmName(value: string): void;
/**
 * Validates and brands a string as an {@link AlarmName}. Surrounding whitespace
 * is trimmed, then the value is used verbatim — so what the caller writes is
 * exactly what appears in CloudWatch.
 *
 * @throws If the input is empty, exceeds 255 chars, or contains characters
 * outside CloudWatch's allowed set.
 */
export declare function alarmName(input: string): AlarmName;
/**
 * Builds an {@link AlarmName} by kebab-casing each segment and joining with
 * `sep`. Empty segments after kebab-casing are dropped. A segment holding an
 * unresolved CDK token is kept verbatim: kebab-casing would corrupt the token.
 */
export declare function joinAlarmName(segments: readonly string[], sep?: string): AlarmName;
/**
 * Lower-cases and hyphenates a string: splits camelCase / PascalCase /
 * snake_case / dotted boundaries into hyphen-separated lowercase words.
 */
export declare function kebab(input: string): string;
export {};
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