Merge pull request #145 from tsloughter/hex

Replace package management with hex.pm

1 files changed, 14 insertions, 5 deletions

diff --git a/src/rebar_packages.erl b/src/rebar_packages.erl
index 30d11c9..38dfbbf 100644
--- a/src/rebar_packages.erl
+++ b/src/rebar_packages.erl
@@ -13,18 +13,27 @@
 -spec get_packages(rebar_state:t()) -> {rebar_dict(), rebar_digraph()}.
 get_packages(State) ->
     RebarDir = rebar_dir:global_config_dir(State),
-    PackagesFile = filename:join(RebarDir, "packages"),
-    case ec_file:exists(PackagesFile) of
+    RegistryDir = filename:join(RebarDir, "packages"),
+    DictFile = filename:join(RegistryDir, "dict"),
+    Edges = filename:join(RegistryDir, "edges"),
+    Vertices = filename:join(RegistryDir, "vertices"),
+    Neighbors = filename:join(RegistryDir, "neighbors"),
+
+    case lists:all(fun(X) -> filelib:is_file(X) end, [DictFile, Edges, Vertices, Neighbors]) of
         true ->
             try
-                {ok, Binary} = file:read_file(PackagesFile),
-                {Dict, Graph} = binary_to_term(Binary),
-                {Dict, rebar_digraph:restore_graph(Graph)}
+                {ok, DictBinary} = file:read_file(DictFile),
+                Dict = binary_to_term(DictBinary),
+                {ok, EdgesTab} = ets:file2tab(Edges),
+                {ok, VerticesTab} = ets:file2tab(Vertices),
+                {ok, NeighborsTab} = ets:file2tab(Neighbors),
+                {Dict, {digraph, EdgesTab, VerticesTab, NeighborsTab, true}}
             catch
                 _:_ ->
                     ?ERROR("Bad packages index, try to fix with `rebar3 update`", []),
                     {dict:new(), digraph:new()}
             end;
         false ->
+            ?ERROR("Bad packages index, try to fix with `rebar3 update`", []),
             {dict:new(), digraph:new()}
     end.