Method _amIRoot

external/.scrollLibs.js:19626–19629

()

    return this.programParserDefinitionCache
  }
  _amIRoot() {
    if (this._cache_isRoot === undefined) this._cache_isRoot = this._languageRootParticle === this
    return this._cache_isRoot
  }
  get _languageRootParticle() {
    return this.root.rootParserDefinition
  }