Method addChild

lib/ChunkGroup.js:306–310

* Adds a child chunk group to the current group. * @param {ChunkGroup} group chunk group to add * @returns {boolean} returns true if chunk group was added

(group)

	 * @returns {boolean} returns true if chunk group was added
	 */
	addChild(group) {
		const size = this._children.size;
		this._children.add(group);
		return size !== this._children.size;
	}

	/**
	 * Returns the child chunk groups reachable from this group.