format.rb in numerals-0.2.0

- old
+ new

@@ -58,10 +58,18 @@
 
     def base
       @rounding.base
     end
 
+    def padding
+      @symbols.padding
+    end
+
+    def padded?
+      padding.padded?
+    end
+
     # Presentation base for the significand
     def significand_base
       base**@mode.base_scale
     end
 
@@ -92,10 +100,11 @@
       @rounding.set! mode: options[:rounding_mode] if options[:rounding_mode]
       @rounding.set! precision: options[:precision] if options[:precision]
       @rounding.set! places: options[:places] if options[:places]
       @symbols.set! repeating: options[:repeating] if options.has_key?(:repeating)
       @symbols.set! case_sensitive: options[:case_sensitive] if options.has_key?(:case_sensitive)
+      @symbols.set! padding: options[:padding] if options[:padding]
     end
 
     def parameters
       {
         rounding: @rounding,
@@ -128,10 +137,14 @@
 
     aspect :rounding do |*args|
       set! rounding: args
     end
 
+    aspect :padding do |*args|
+      set! padding: args
+    end
+
     aspect :base do |base|
       set! base: base
     end
 
     aspect :exact_input do |value|
@@ -198,10 +211,14 @@
 
     aspect :minus do |minus|
       @symbols.set_minus!(minus)
     end
 
+    aspect :leading_zeros do |width|
+      @symbols.set_leading_zeros! width
+    end
+
     private
 
     def extract_options(*args)
       options = {}
       args = args.first if args.size == 1 && args.first.kind_of?(Array)
@@ -215,10 +232,12 @@
           options[:mode] = arg
         when Symbols
           options[:symbols] = arg
         when Symbols::Digits
           options[:digits] = arg
+        when Symbols::Padding
+          options[:padding] = arg
         when Format
           options.merge! arg.parameters
         when :exact_input
           options[:exact_input] = true
         when :hexbin
@@ -228,10 +247,10 @@
               base_scale: 4,
               mode: :scientific,
               sci_int_digits: 1
             },
             symbols: {
-              exponent: 'p'
+              exponent: 'p', base_prefix: '0x'
             }
           )
         when :gen, :general, :sci, :scientific, :fix; :fixed
           options[:mode] = Mode[arg]
         when :short, :free, :simplify, :preserve