_applyPatch: (patch) ->

    # In most cases you want applyAndSendPatch.

    # 

    # This is the only method that writes to @graph!

    @cachedFloatValues.clear()

    for quad in patch.delQuads

      did = @graph.removeQuad(quad)

    for quad in patch.addQuads

      @graph.addQuad(quad)

    #log('applied patch locally', patchSizeSummary(patch))

    @_autoDeps.graphChanged(patch)

  getObjectPatch: (s, p, newObject, g) ->

    @_autoDeps.runHandler(func, label)

  _singleValue: (s, p) ->

    @_autoDeps.askedFor(s, p, null, null)

    quads = @graph.getQuads(s, p)

    objs = new Set(q.object for q in quads)

    switch objs.size

      when 0

        throw new Error("no value for "+s.value+" "+p.value)

      when 1

<dom-module id="rdfdb-synced-graph">

  <template>

    <style>

     :host {

         display: inline-block;

         border: 1px solid gray;

         background: #05335a;

         color: #4fc1d4;

     }

    </style>

    graph: [[status]]

  </template>