lib/nio/repdec.rb in nio-0.2.0 vs lib/nio/repdec.rb in nio-0.2.1

@@ -72,11 +72,11 @@
         @nan_txt = 'NaN'
         
         @digits = DigitsDef.new
         @digits_defined = false
         
-        @max_d = 2048
+        @max_d = 5000
         
       end  
       attr_accessor :begin_rep, :end_rep, :auto_rep, :dec_sep, :grp_sep, :grp, :max_d
       attr_accessor :nan_txt, :inf_txt
       
@@ -377,10 +377,21 @@
     
     #def !=(c)
     #  return !(self==c);
     #end
     
+    # Change the maximum number of digits that RepDec objects
+    # can handle.
+    def RepDec.maximum_number_of_digits=(n)
+      @max_d = [n,2048].max
+    end
+    # Return the maximum number of digits that RepDec objects
+    # can handle.
+    def RepDec.maximum_number_of_digits
+      @max_d
+    end
+    
     def setQ(x,y, opt=DEF_OPT)
       @radix = opt.digits.radix if opt.digits_defined?
       xy_sign = x==0 ? 0 : x<0 ? -1 : +1;
       xy_sign = -xy_sign if y<0;
       @sign = xy_sign
@@ -397,23 +408,23 @@
           @ip = xy_sign==-1 ? :neginfinity : :posinfinity
         end
         return self
       end
       
-      k = [];
+      k = {};
       @ip = x.div(y) #x/y;
       x -= @ip*y;
       i = 0;
       ended = false;
 
       max_d = opt.max_d
       while x>0 && @rep_i==nil && (max_d<=0 || i<max_d)
-        @rep_i = k.index(x)
+        @rep_i = k[x]
         if @rep_i.nil? then
-          k.push x;
+          k[x] = i;
           x *= @radix
-          @d.push x.div(y) # x/y;
-          x-= @d[i]*y;
+          d,x = x.divmod(y)
+          @d.push d
           i += 1;  
         end
       end
       self  
     end