lib/convert_unit/base.rb in convert_unit-0.2.0 vs lib/convert_unit/base.rb in convert_unit-1.0.0

@@ -1,12 +1,13 @@
 class Base
+  require 'bigdecimal'
   attr_accessor :value, :unit
 
-  def initialize(value, unit, valid_units)
+  def initialize(value, unit, valid_units, precision = 16)
     raise TypeError, 'no implicit conversion of String into Integer' unless value.is_a? Numeric
     raise TypeError, 'Invalid Unit Type' unless valid_units.include?(unit.to_s.downcase)
-    @value = value
+    @value = BigDecimal.new value, precision
     @unit = unit.downcase
   end
 
   def ==(other)
     a_to_b = one_unit_a_to_b(unit, other.unit) * value
@@ -27,10 +28,30 @@
     b_to_a = other.to(unit)
     self.class.new(value - b_to_a.value, unit)
   end
 
   def inspect
-    "#{@value}#{@unit}"
+    "#{value} #{unit}"
+  end
+
+  def to_c
+    "#{value.to_c} #{unit}"
+  end
+
+  def to_r;
+    "#{value.to_r} #{unit}"
+  end
+
+  def to_f
+    "#{value.to_f} #{unit}"
+  end
+
+  def to_i
+    "#{value.to_i} #{unit}"
+  end
+
+  def to_s
+    "#{value.to_s} #{unit}"
   end
 
   protected
 
   def one_unit_a_to_b(unit_a, unit_b)