metrics/mendel: sort results in console display

[nit.git] / lib / a_star.nit

diff --git a/lib/a_star.nit b/lib/a_star.nit
index 0bac578..9735d90 100644 (file)
--- a/lib/a_star.nit
+++ b/lib/a_star.nit
@@ -116,7 +116,7 @@ class Node
                loop
                        var frontier_node: nullable N = null
 
-                       var bucket_searched: Int = 0
+                       var bucket_searched = 0
 
                        # find next valid node in frontier/buckets
                        loop
@@ -147,7 +147,8 @@ class Node
 
                                while frontier_node != self do
                                        path.nodes.unshift(frontier_node)
-                                       frontier_node = frontier_node.best_source.as(not null)
+                                       frontier_node = frontier_node.best_source
+                                       assert frontier_node != null
                                end
 
                                return path