Add formatter

src/node/create.jl

@@ -1,23 +1,23 @@
 function make_node(t::AbstractTask)
-   error("Cannot make a node from this task type")
+    return error("Cannot make a node from this task type")
 end
 
 function make_node(t::AbstractDataTask)
-   return DataTaskNode(t)
+    return DataTaskNode(t)
 end
 
 function make_node(t::AbstractComputeTask)
-   return ComputeTaskNode(t)
+    return ComputeTaskNode(t)
 end
 
 function make_edge(n1::Node, n2::Node)
-   error("Can only create edges from compute to data node or reverse")
+    return error("Can only create edges from compute to data node or reverse")
 end
 
 function make_edge(n1::ComputeTaskNode, n2::DataTaskNode)
-   return Edge((n1, n2))
+    return Edge((n1, n2))
 end
 
 function make_edge(n1::DataTaskNode, n2::ComputeTaskNode)
-   return Edge((n1, n2))
+    return Edge((n1, n2))
 end