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lib/graph: allow stringifying of vertex and edge derived types

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This yields nices debug messages and a much nice dump().
This commit is contained in:
Daniel Krebs 2018-01-30 19:13:10 +01:00
parent 22ce8f2b3f
commit ba7531ac46
1 changed files with 12 additions and 4 deletions
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16
fpga/include/villas/directed_graph.hpp
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@ -28,6 +28,10 @@ class Vertex {
public:
using Identifier = std::size_t;
friend std::ostream&
operator<< (std::ostream& stream, const Vertex& vertex)
{ return stream << vertex.id; }
bool
operator==(const Vertex& other)
{ return this->id == other.id; }
@ -46,6 +50,10 @@ class Edge {
public:
using Identifier = std::size_t;
friend std::ostream&
operator<< (std::ostream& stream, const Edge& edge)
{ return stream << edge.id; }
bool
operator==(const Edge& other)
{ return this->id == other.id; }
@ -100,7 +108,7 @@ public:
{
vertex->id = lastVertexId++;
logger->debug("New vertex: {}", vertex->id);
logger->debug("New vertex: {}", *vertex);
vertices[vertex->id] = vertex;
return vertex->id;
@ -117,7 +125,7 @@ public:
edge->from = fromVertexId;
edge->to = toVertexId;
logger->debug("New edge {}: {} -> {}", edge->id, edge->from, edge->to);
logger->debug("New edge {}: {} -> {}", *edge, edge->from, edge->to);
// this is a directed graph, so only push edge to starting vertex
getVertex(edge->from)->edges.push_back(edge->id);
@ -240,12 +248,12 @@ public:
ssEdges << getEdge(edge)->to << " ";
}
logger->info(" {} connected to: {}", vertexId, ssEdges.str());
logger->info(" {} connected to: {}", *vertex, ssEdges.str());
}
logger->info("Edges:");
for(auto& [edgeId, edge] : edges) {
logger->info(" {}: {} -> {}", edgeId, edge->from, edge->to);
logger->info(" {}: {} -> {}", *edge, edge->from, edge->to);
}
}