问在rails 4中将模型数据嵌入javascript变量时出错

EN

syntax error, unexpected ')'
...e_javascript raw '@job_json' -).to_s); _erbout.concat "\";\n"

$(document).ready(function() {
  var mapEl = $('#map');
  var optimized = !mapEl.data('test-env');

  handler = Gmaps.build('Google');
  handler.buildMap({
    provider: {
      disableDefaultUI: false
    },
    internal: {
      id: 'map'
    }
  },
  function() {
    var jobJSON = "<%= escape_javascript raw @job_json -%>"; // ERROR MESSAGE HERE
    markers = handler.addMarkers([
      {
        // "lat": 50.827016,
        // "lng": 4.372516,
        "address": 'job.location', // data I want to display on the map
      }
    ], { optimized: optimized }); // true or false
    handler.bounds.extendWith(markers);
    handler.map.centerOn({
      lat: 50.1351162,
      lng: 2.8922343
    });
    handler.getMap().setZoom(6);

    if(!optimized) {
      // Add container for the markers for easy iteration
      // by doing $("#markers img").
      var myOverlay = new google.maps.OverlayView();

      myOverlay.draw = function () {
        this.getPanes().markerLayer.id = 'markers';
      };

      myOverlay.setMap(handler.getMap());
    }
  });
});

class JobsController < ApplicationController
  before_action :set_job, only: [:edit, :update]
  def index
    @user = User.find(params[:user_id])
    @jobs = Job.all
    # @jobs = current_user.jobs.all
  end

  def show
    @user = User.find(params[:user_id])
    @job = Job.find(params[:id])
    @job_json = @job.to_json(only: [:location, :title, :id])
  end

  def new
    @jobs = Job.new
  end

  def create
    @user = User.find(params[:user_id])
    @job = current_user.jobs.build(job_params)
    @job.user = current_user

    respond_to do |format|
      if @job.save
        format.html { redirect_to @job, success: 'Job wiki was created!' }
        format.json { render json: @job, status: :created, location: @job }
        format.js
      else
        format.html { render action: 'new' }
        format.json { render json: @job.errors, status: :unprocessable_entity }
        format.js
      end
    end
  end
  ...