Fix nodes for networks without edges

When a network contains no edges but more than one node, all the nodes get combined. To fix this, the respecting data frame, which contains the nodes, has to be transposed. This fixes se-sic#150. Reported-by: Jakob Kronawitter <[email protected]> Signed-off-by: Thomas Bock <[email protected]>
fehnkera · Sep 23, 2020 · dbe3d22 · dbe3d22
1 parent bdfe265
commit dbe3d22
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/util-networks.R b/util-networks.R
@@ -1069,7 +1069,7 @@ construct.network.from.edge.list = function(vertices, edge.list, network.conf, d
     ## if we have nodes to create, but no edges
     if (is.null(edge.list) || nrow(edge.list) == 0) {
         ## create network with only the vertices
-        net = igraph::graph.empty(n = 0, directed = directed) + igraph::vertices(nodes.processed)
+        net = igraph::graph.empty(n = 0, directed = directed) + igraph::vertices(t(nodes.processed))
     }
     ## if we have nodes and edges
     else {