ignore when no params

d2oracle/edit.go

@@ -110,7 +110,7 @@ func ReconnectEdge(g *d2graph.Graph, edgeKey string, srcKey, dstKey *string) (_
 	}
 
 	if srcKey == nil && dstKey == nil {
-		return nil, errors.New("must provide at least one new endpoint")
+		return g, nil
 	}
 
 	var src *d2graph.Object
@@ -1893,7 +1893,7 @@ func ReconnectEdgeIDDeltas(g *d2graph.Graph, edgeKey string, srcKey, dstKey *str
 	}
 
 	if srcKey == nil && dstKey == nil {
-		return nil, errors.New("must provide at least one new endpoint")
+		return nil, nil
 	}
 
 	newSrc := edge.Src

d2oracle/edit_test.go

@@ -1768,21 +1768,6 @@ x
 			newDst:  "x",
 			expErr:  "newDst not found",
 		},
-		{
-			name: "missing_params",
-			text: `a -> b
-`,
-			edgeKey: `(a -> b)[0]`,
-			expErr:  "must provide at least one new endpoint",
-		},
-		{
-			name: "bad_params",
-			text: `a -> b
-`,
-			edgeKey: `(a -> b)[0]`,
-			newDst:  "b",
-			expErr:  "must provide at least one new endpoint",
-		},
 	}
 
 	for _, tc := range testCases {

testdata/d2oracle/TestReconnectEdge/bad_params.exp.json

@@ -1,4 +0,0 @@
-{
-  "graph": null,
-  "err": "&errors.errorString{s:\"must provide at least one new endpoint\"}"
-}

testdata/d2oracle/TestReconnectEdge/missing_params.exp.json

@@ -1,4 +0,0 @@
-{
-  "graph": null,
-  "err": "&errors.errorString{s:\"must provide at least one new endpoint\"}"
-}