Add name to Line and Stream to access the parent view;

Note: Stream will try to access Line, and Line will access the parent view.

Work relating to #302.

lib/vedeu/models/views/line.rb

@@ -86,6 +86,11 @@ def eql?(other)
       end
       alias_method :==, :eql?
 
+      # @return [NilClass|String|Symbol]
+      def name
+        parent.name if parent
+      end
+
       # Returns the size of the content in characters without
       # formatting.
       #

lib/vedeu/models/views/stream.rb

@@ -71,6 +71,7 @@ def chars
 
         @chars ||= value.chars.map do |char|
           member.new(value:    char,
+                     name:     name,
                      parent:   parent,
                      colour:   colour,
                      style:    style,
@@ -101,6 +102,11 @@ def eql?(other)
       end
       alias_method :==, :eql?
 
+      # @return [NilClass|String|Symbol]
+      def name
+        parent.name if parent
+      end
+
       # Returns the size of the content in characters without
       # formatting.
       #

test/lib/vedeu/models/views/line_test.rb

@@ -122,6 +122,20 @@ module Views
         end
       end
 
+      describe '#name' do
+        subject { instance.name }
+
+        context 'when a parent is set' do
+          it { subject.must_equal('Vedeu::Line') }
+        end
+
+        context 'when a parent is not set' do
+          let(:parent) {}
+
+          it { subject.must_equal(nil) }
+        end
+      end
+
       describe '#size' do
         subject { instance.size }
 

test/lib/vedeu/models/views/stream_test.rb

@@ -115,6 +115,20 @@ module Views
         end
       end
 
+      describe '#name' do
+        subject { instance.name }
+
+        context 'when a parent is set' do
+          it { subject.must_equal('Vedeu::Views::Stream') }
+        end
+
+        context 'when a parent is not set' do
+          let(:parent) {}
+
+          it { subject.must_equal(nil) }
+        end
+      end
+
       describe '#size' do
         subject { instance.size }