/**
 * WidthClamp — wraps a component to ensure lines fit within the viewport.
 * Vendored from mpp-renderer — will be replaced when mpp-renderer is published.
 */
import type { Component } from '@earendil-works/pi-tui';
export declare class WidthClamp implements Component {
    private child;
    constructor(child: Component);
    render(width: number): string[];
    invalidate(): void;
}
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