Method prependRight

benchmark/data.js:570–580

(index, content)

		return this;
	}
	prependRight(index, content) {
		if (typeof content !== 'string') throw new TypeError('inserted content must be a string');
		this._split(index);
		const chunk = this.byStart[index];
		if (chunk) {
			chunk.prependRight(content);
		} else {
			this.outro = content + this.outro;
		}
		return this;
	}
	remove(start, end) {
		while (start < 0) start += this.original.length;
		while (end < 0) end += this.original.length;