import * as blessed from 'blessed';
export declare class ICUView {
    private container;
    private tree;
    constructor(parent: blessed.Widgets.Node);
    setContent(targetValue: string, sourceValue?: string): void;
    private formatICU;
    private buildTree;
    private findStructuralDifferences;
    private extractBranches;
    show(): void;
    hide(): void;
}
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