reference(raw, { unescaped, context }) {
    if (!unescaped) {
      unescaped = raw.startsWith("_") ? raw.slice(1) : raw;
    }
    return this.ts.reference(raw, unescaped, context);
  }
@param {string} raw
@param {object} options
@param {string} [options.unescaped]
@param {import("./productions/base.js").Base} [options.context]
@returns