Method toString

benchmark/data.js:701–709

()

		return true;
	}
	toString() {
		let str = this.intro;
		let chunk = this.firstChunk;
		while (chunk) {
			str += chunk.toString();
			chunk = chunk.next;
		}
		return str + this.outro;
	}
	isEmpty() {
		let chunk = this.firstChunk;
		do {