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/**
* @fileoverview Define the abstract class about cursors which manipulate another cursor.
* @author Toru Nagashima
*/
"use strict";
//------------------------------------------------------------------------------
// Requirements
//------------------------------------------------------------------------------
const Cursor = require("./cursor");
//------------------------------------------------------------------------------
// Exports
//------------------------------------------------------------------------------
/**
* The abstract class about cursors which manipulate another cursor.
*/
module.exports = class DecorativeCursor extends Cursor {
/**
* Initializes this cursor.
* @param {Cursor} cursor - The cursor to be decorated.
*/
constructor(cursor) {
super();
this.cursor = cursor;
}
/** @inheritdoc */
moveNext() {
const retv = this.cursor.moveNext();
this.current = this.cursor.current;
return retv;
}
};