"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
/**
 * Child node utility.
 */
class CharacterDataUtility {
    /**
     * Appends the given DOMString to the CharacterData.data string; when this method returns, data contains the concatenated DOMString.
     *
     * @param characterData Character data.
     * @param data Data.
     */
    static appendData(characterData, data) {
        characterData.data += data;
    }
    /**
     * Removes the specified amount of characters, starting at the specified offset, from the CharacterData.data string; when this method returns, data contains the shortened DOMString.
     *
     * @param characterData Character data.
     * @param offset Offset.
     * @param count Count.
     */
    static deleteData(characterData, offset, count) {
        characterData.data =
            characterData.data.substring(0, offset) + characterData.data.substring(offset + count);
    }
    /**
     * Inserts the specified characters, at the specified offset, in the CharacterData.data string; when this method returns, data contains the modified DOMString.
     *
     * @param characterData Character data.
     * @param offset Offset.
     * @param data Data.
     */
    static insertData(characterData, offset, data) {
        characterData.data =
            characterData.data.substring(0, offset) + data + characterData.data.substring(offset);
    }
    /**
     * Replaces the specified amount of characters, starting at the specified offset, with the specified DOMString; when this method returns, data contains the modified DOMString.
     *
     * @param characterData Character data.
     * @param offset Offset.
     * @param count Count.
     * @param data Data.
     */
    static replaceData(characterData, offset, count, data) {
        characterData.data =
            characterData.data.substring(0, offset) + data + characterData.data.substring(offset + count);
    }
    /**
     * Returns a DOMString containing the part of CharacterData.data of the specified length and starting at the specified offset.
     *
     * @param characterData Character data.
     * @param offset Offset.
     * @param count Count.
     */
    static substringData(characterData, offset, count) {
        return characterData.data.substring(offset, offset + count);
    }
}
exports.default = CharacterDataUtility;
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