Method replace

packages/parse5/lib/parser/open-element-stack.ts:108–116

(oldElement: T['element'], newElement: T['element'])

    }

    replace(oldElement: T['element'], newElement: T['element']): void {
        const idx = this._indexOf(oldElement);

        this.items[idx] = newElement;

        if (idx === this.stackTop) {
            this.current = newElement;
        }
    }

    insertAfter(referenceElement: T['element'], newElement: T['element'], newElementID: $): void {
        const insertionIdx = this._indexOf(referenceElement) + 1;