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refactor last tools.ml function

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rlacroix 2022-11-21 16:32:35 +01:00
parent 6f2abc2e72
commit 39df7c2e32
1 changed files with 6 additions and 1 deletions
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src/tools.ml
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@ -7,3 +7,8 @@ open Graph
let clone_nodes gr = n_fold gr new_node empty_graph; let clone_nodes gr = n_fold gr new_node empty_graph;
(* maps all arcs of gr by function f *) (* maps all arcs of gr by function f *)
let gmap gr f = e_fold gr (fun acc id1 id2 x -> add_arc id1 id2 (f x)) (clone_nodes gr); let gmap gr f = e_fold gr (fun acc id1 id2 x -> add_arc id1 id2 (f x)) (clone_nodes gr);
let add_arc g id1 id2 n =
match find_arc g id1 id2 with
| None -> new_arc(g id1 id2 n graph)
| Some a -> new_arc(g id1 id2 n+a graph)