wrap(prefix, suffix) {
    const strPrefix = String(prefix);
    const strSuffix = String(suffix);
    if (this._prefix === strPrefix && this._suffix === strSuffix) return this;
    this._prefix = strPrefix;
    this._suffix = strSuffix;
    this._compiledVM = null;
    this._compiledNodeVM = null;
    return this;
  }
Wraps the code.
Will invalidate the code cache.

@return {VMScript}