Method _toString

src/expression/node/IndexNode.js:171–176

* Get string representation * @param {Object} options * @return {string} str

(options)

     * @return {string} str
     */
    _toString (options) {
      // format the parameters like "[1, 0:5]"
      return this.dotNotation
        ? ('.' + this.getObjectProperty())
        : ('[' + this.dimensions.join(', ') + ']')
    }

    /**
     * Get a JSON representation of the node