caret / packages / math / src / nodes / radical.ts

import { CaretNode, h, VNode } from "@caret-js/core";

export class RadicalNode extends CaretNode {
  constructor(
    public radicand: CaretNode,
    public index: CaretNode | null = null
  ) {
    super();
  }

  static from(
    radicand: CaretNode,
    index: CaretNode | null = null
  ): RadicalNode {
    return new RadicalNode(radicand, index);
  }

  toDebugMathML(): VNode {
    if (this.index === null) {
      return h("msqrt", {}, this.radicand.toDebugMathML());
    }

    return h(
      "mroot",
      {},
      this.radicand.toDebugMathML(),
      this.index.toDebugMathML()
    );
  }
}