/**
 * Shorten `value` to at most `limit` characters without cutting a word
 * in half: it ends at the last whole word that fits, followed by "…" so
 * a reader can see it was shortened. A value with no space to break at
 * inside the limit (a URL, a single long token) is cut at the limit
 * exactly. A value already within the limit is returned
 * unchanged.
 */
export declare function shortenToLength(value: string, limit: number): string;
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