lib/cell.rb in table_pal-0.3.1 vs lib/cell.rb in table_pal-0.3.2

@@ -1,10 +1,16 @@
 module TablePal
   class Cell
 
     using Colours
 
+    JUSTIFICATIONS = {
+      left:   :ljust,
+      right:  :rjust,
+      center: :center
+    }.freeze
+
     attr_reader :row, :column, :content, :formatter, :justification, :colour
 
     def initialize(row:, column:, content: '', formatter: nil, justification: nil, colour: nil)
       @row           = row
       @column        = column
@@ -14,11 +20,11 @@
       @colour        = colour || row.colour || column.colour || :itself
     end
 
     def formatted(justified: false, coloured: false)
       result = format(content)
-      result = justify(result) if justified
+      result = justify(result)   if justified
       result = colourize(result) if coloured
 
       result
     end
 
@@ -27,26 +33,18 @@
 
       formatter.call(result).to_s
     end
 
     def justify(result)
-      result.send(justification_to_method, column.width)
+      result.send(JUSTIFICATIONS[justification], column.width)
     end
 
     def colourize(result)
       result.send(colour)
     end
 
     def width
-      formatted.length
-    end
-
-    def justification_to_method
-      {
-        left:   :ljust,
-        right:  :rjust,
-        center: :center
-      }[justification]
+      @width ||= formatted.length
     end
 
   end
 end