/**
 * Linked (writable) computed helpers.
 */
/**
 * A writable computed-like signal.
 */
export interface LinkedSignal<T> {
    /** Gets or sets the current value with dependency tracking. */
    value: T;
    /** Gets the current value without dependency tracking. */
    peek(): T;
}
/**
 * Creates a writable computed signal by linking a getter and setter.
 *
 * @template T - The derived value type
 * @param getValue - Getter that derives the current value
 * @param setValue - Setter that writes back to underlying signals
 * @returns A writable computed-like signal
 *
 * @example
 * ```ts
 * const first = signal('Ada');
 * const last = signal('Lovelace');
 * const fullName = linkedSignal(
 *   () => `${first.value} ${last.value}`,
 *   (next) => {
 *     const [a, b] = next.split(' ');
 *     first.value = a ?? '';
 *     last.value = b ?? '';
 *   }
 * );
 * ```
 */
export declare const linkedSignal: <T>(getValue: () => T, setValue: (value: T) => void) => LinkedSignal<T>;
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