some types of hyper edges aren't rendering properly

[nturley]

[nturley]

This is what it looks like without removing dummy edges

This is what ELK returned

    {
      "id": "e2",
      "source": "$d_0",
      "sourcePort": "$d_0.p",
      "target": "o1",
      "targetPort": "o1.A",
      "sections": [
        {
          "id": "e2_s0",
          "startPoint": {
            "x": 214,
            "y": 32
          },
          "endPoint": {
            "x": 249,
            "y": 162
          },
          "bendPoints": [
            {
              "x": 224,
              "y": 32
            },
            {
              "x": 224,
              "y": 162
            }
          ]
        }
      ],
      "junctionPoints": [
        {
          "x": 224,
          "y": 32
        }
      ]
    },
    {
      "id": "e3",
      "source": "$d_0",
      "sourcePort": "$d_0.p",
      "target": "o2",
      "targetPort": "o2.A",
      "sections": [
        {
          "id": "e3_s0",
          "startPoint": {
            "x": 214,
            "y": 32
          },
          "endPoint": {
            "x": 249,
            "y": 97
          },
          "bendPoints": [
            {
              "x": 224,
              "y": 32
            },
            {
              "x": 224,
              "y": 97
            }
          ]
        }
      ],
      "junctionPoints": [
        {
          "x": 224,
          "y": 97
        }
      ]
    },
    {
      "id": "e4",
      "source": "$d_0",
      "sourcePort": "$d_0.p",
      "target": "o3",
      "targetPort": "o3.A",
      "sections": [
        {
          "id": "e4_s0",
          "startPoint": {
            "x": 214,
            "y": 32
          },
          "endPoint": {
            "x": 249,
            "y": 32
          }
        }
      ]
    },
    {
      "id": "e5",
      "source": "i0",
      "sourcePort": "i0.Y",
      "target": "$d_1",
      "targetPort": "$d_1.p",
      "sections": [
        {
          "id": "e5_s0",
          "startPoint": {
            "x": 159,
            "y": 162
          },
          "endPoint": {
            "x": 202,
            "y": 97
          },
          "bendPoints": [
            {
              "x": 177,
              "y": 162
            },
            {
              "x": 177,
              "y": 97
            }
          ]
        }
      ]
    },
    {
      "id": "e6",
      "source": "i1",
      "sourcePort": "i1.Y",
      "target": "$d_1",
      "targetPort": "$d_1.p",
      "sections": [
        {
          "id": "e6_s0",
          "startPoint": {
            "x": 159,
            "y": 97
          },
          "endPoint": {
            "x": 202,
            "y": 97
          }
        }
      ]
    },
    {
      "id": "e7",
      "source": "i4",
      "sourcePort": "i4.Y",
      "target": "$d_1",
      "targetPort": "$d_1.p",
      "sections": [
        {
          "id": "e7_s0",
          "startPoint": {
            "x": 159,
            "y": 32
          },
          "endPoint": {
            "x": 202,
            "y": 97
          },
          "bendPoints": [
            {
              "x": 177,
              "y": 32
            },
            {
              "x": 177,
              "y": 97
            }
          ]
        }
      ],
      "junctionPoints": [
        {
          "x": 177,
          "y": 97
        }
      ]
    }

this was the result of remove dummy edges

    {
      "id": "e2",
      "source": "$d_0",
      "sourcePort": "$d_0.p",
      "target": "o1",
      "targetPort": "o1.A",
      "sections": [
        {
          "id": "e2_s0",
          "startPoint": {
            "x": 224,
            "y": 32
          },
          "endPoint": {
            "x": 249,
            "y": 162
          },
          "bendPoints": [
            {
              "x": 224,
              "y": 162
            }
          ]
        }
      ],
      "junctionPoints": [
        {
          "x": 224,
          "y": 32
        }
      ]
    },
    {
      "id": "e3",
      "source": "$d_0",
      "sourcePort": "$d_0.p",
      "target": "o2",
      "targetPort": "o2.A",
      "sections": [
        {
          "id": "e3_s0",
          "startPoint": {
            "x": 224,
            "y": 32
          },
          "endPoint": {
            "x": 249,
            "y": 97
          },
          "bendPoints": [
            {
              "x": 224,
              "y": 97
            }
          ]
        }
      ],
      "junctionPoints": [
        {
          "x": 224,
          "y": 97
        }
      ]
    },
    {
      "id": "e4",
      "source": "$d_0",
      "sourcePort": "$d_0.p",
      "target": "o3",
      "targetPort": "o3.A",
      "sections": [
        {
          "id": "e4_s0",
          "startPoint": {
            "x": 249,
            "y": 32
          },
          "endPoint": {
            "x": 249,
            "y": 32
          },
          "bendPoints": []
        }
      ]
    },
    {
      "id": "e5",
      "source": "i0",
      "sourcePort": "i0.Y",
      "target": "$d_1",
      "targetPort": "$d_1.p",
      "sections": [
        {
          "id": "e5_s0",
          "startPoint": {
            "x": 202,
            "y": 97
          },
          "endPoint": {
            "x": 202,
            "y": 97
          },
          "bendPoints": []
        }
      ]
    },
    {
      "id": "e6",
      "source": "i1",
      "sourcePort": "i1.Y",
      "target": "$d_1",
      "targetPort": "$d_1.p",
      "sections": [
        {
          "id": "e6_s0",
          "startPoint": {
            "x": 202,
            "y": 97
          },
          "endPoint": {
            "x": 202,
            "y": 97
          },
          "bendPoints": []
        }
      ]
    },
    {
      "id": "e7",
      "source": "i4",
      "sourcePort": "i4.Y",
      "target": "$d_1",
      "targetPort": "$d_1.p",
      "sections": [
        {
          "id": "e7_s0",
          "startPoint": {
            "x": 159,
            "y": 32
          },
          "endPoint": {
            "x": 177,
            "y": 97
          },
          "bendPoints": [
            {
              "x": 177,
              "y": 32
            }
          ]
        }
      ],
      "junctionPoints": [
        {
          "x": 177,
          "y": 97
        }
      ]
    }

[nturley]

I added a unit test so the build will fail until I fix this issue.

[nturley]

I have a partial fix in that seems to pass the unit test, but it still leaves an extra junction in some cases. I'll add another unit test to fail when there's an extra junction.