rewrite file correctly chaining from create file

[scpubgit/DKit.git] / lib / DX / State.pm

diff --git a/lib/DX/State.pm b/lib/DX/State.pm
index 95f49f6..b75a39d 100644 (file)
--- a/lib/DX/State.pm
+++ b/lib/DX/State.pm
@@ -3,6 +3,7 @@ package DX::State;
 use Return::MultiLevel qw(with_return);
 use DX::Op::Backtrack;
 use Scalar::Util qw(blessed);
+use List::MoreUtils qw(uniq);
 use Safe::Isa;
 use Moo;
 
@@ -33,6 +34,8 @@ sub scope_var {
 
 sub resolve_value {
   my ($self, $var) = @_;
+die("FUCK") unless $var;
+  die "Can't resolve unbound ${\$var->id}" unless $var->is_bound;
   my $val = $var->bound_value;
   if ($val->$_does('DX::Role::Ref')) {
     return $val->resolve($self);
@@ -206,7 +209,7 @@ sub action_dependencies {
                            and $value->has_required_action;
     push @queue, grep !$seen{$_}, keys %{$deps->{$id}};
   }
-  return map $_->required_action, @found;
+  return uniq map $_->required_action, @found;
 }
 
 sub copy_vars {