direct.rb in vedeu-0.6.21

- old
+ new

@@ -4,13 +4,11 @@
 
     # Write a string directly to the terminal at defined coordinates.
     #
     class Direct
 
-      # @param value [String]
-      # @param x [Fixnum]
-      # @param y [Fixnum]
+      # @param (see #initialize)
       # @return [String]
       def self.write(value:, x:, y:)
         new(value: value, x: x, y: y).write
       end
 
@@ -26,10 +24,12 @@
         @y     = y || 1
       end
 
       # @return [String]
       def write
+        Vedeu.log(type:    :output,
+                  message: 'Directly writing output to terminal.')
         Vedeu::Terminal.output(output)
 
         output
       end
 
@@ -49,10 +49,10 @@
 
       private
 
       # @return [String]
       def output
-        (Array(position) + Array(value)).join
+        @output ||= (Array(position) + Array(value)).join
       end
 
       # @return [String]
       def position
         Vedeu::Geometry::Position.new(y, x).to_s