for problem bold/commented text in below code
GoJs(go.Link,
{
routing: go.Link.AvoidsNodes,
curve: go.Link.JumpOver,
corner: 5, toShortLength: 4
},
GoJs(go.Shape,
{ isPanelMain: true, strokeWidth: 10, stroke: "transparent", name: "HIGHLIGHT" }),
GoJs(go.Shape,
{ isPanelMain: true, stroke: "gray", strokeWidth: 6 }),
GoJs(go.Panel, "Auto",
{ visible: true, name: "LABEL", segmentIndex: 2, segmentFraction: 0.5 },
GoJs(go.Shape, "RoundedRectangle",
{ fill: "#f4f2f2", stroke: null }),
{
contextMenu:
GoJs(go.Adornment, "Vertical",
GoJs("ContextMenuButton",
GoJs(go.TextBlock, "innerJoin"), **//Here what to use obj or (to/from property of link) in go.TextBlock**
{
click: function (e, obj) {
updateRelation(e, obj, "innerJoin");
}
})
)
}
);