import Instruction from '../instruction.js';
import Symbol from '../symbols/symbol.js';
export interface SymbolMergeHandler {
    /**
     * Determines if the description of two symbols can be merged when displayed in the UI.
     * @param other The other symbol to compare against.
     */
    descriptionEquals(other: Symbol): boolean;
}
export declare function handlesSymbolMerge<T extends Instruction>(val: T): val is T & SymbolMergeHandler;