--- a/lib/IMPL/Config/ValueDescriptor.pm	Fri Oct 02 06:56:24 2015 +0300
+++ b/lib/IMPL/Config/ValueDescriptor.pm	Tue Oct 20 07:32:55 2015 +0300
@@ -0,0 +1,54 @@
+package IMPL::Config::ValueDescriptor;
+use strict;
+
+use IMPL::lang qw(:base);
+use IMPL::declare {
+	require => {
+		Descriptor => 'IMPL::Config::Descriptor'
+	},
+	base => [
+		'IMPL::Object' => undef,
+		'Descriptor'   => undef
+	],
+	props => [
+		value => 'rw',
+		raw   => 'rw'
+	]
+};
+
+sub CTOR {
+	my ( $this, $value, $raw ) = @_;
+
+	$this->value($value);
+	$this->raw($raw);
+}
+
+sub Activate {
+	my ( $this, $context ) = @_;
+
+	return $this->raw
+	  ? $this->value
+	  : $this->_ActivateValue( $this->value, $context );
+}
+
+sub _ActivateValue {
+	my ( $this, $value, $context ) = @_;
+
+	if ( is( $value, Descriptor ) ) {
+		return $value->Activate($context);
+	}
+	elsif ( isarray($value) ) {
+		return [ map $this->_ActivateValue($_), @$value ];
+	}
+	elsif ( ishash($value) ) {
+		return {
+			map { $_, $this->_ActivateValue( $value->{$_} ) }
+			  keys %$value
+		};
+	}
+	else {
+		return $value;
+	}
+}
+
+1;