lib/regexp-examples/repeaters.rb in regexp-examples-0.3.2 vs lib/regexp-examples/repeaters.rb in regexp-examples-0.4.0

@@ -4,18 +4,22 @@
     def initialize(group)
       @group = group
     end
 
     def result(min_repeats, max_repeats)
-      group_results = @group.result[0 .. MaxGroupResults-1]
+      group_results = @group.result[0 .. RegexpExamples.MaxGroupResults-1]
       results = []
       min_repeats.upto(max_repeats) do |repeats|
-        group_results.each do |group_result|
-          results << group_result * repeats
+        if repeats.zero?
+          results << [ GroupResult.new('') ]
+        else
+          results << RegexpExamples.permutations_of_strings(
+            [group_results] * repeats
+          )
         end
       end
-      results.uniq
+      results.flatten.uniq
     end
   end
 
   class OneTimeRepeater < BaseRepeater
     def initialize(group)
@@ -31,21 +35,21 @@
     def initialize(group)
       super
     end
 
     def result
-      super(0, MaxRepeaterVariance)
+      super(0, RegexpExamples.MaxRepeaterVariance)
     end
   end
 
   class PlusRepeater < BaseRepeater
     def initialize(group)
       super
     end
 
     def result
-      super(1, MaxRepeaterVariance + 1)
+      super(1, RegexpExamples.MaxRepeaterVariance + 1)
     end
   end
 
   class QuestionMarkRepeater < BaseRepeater
     def initialize(group)
@@ -61,12 +65,12 @@
     def initialize(group, min, has_comma, max)
       super(group)
       @min = min || 0
       if max
         # Prevent huge number of results in case of e.g. /.{1,100}/.examples
-        @max = smallest(max, @min + MaxRepeaterVariance)
+        @max = smallest(max, @min + RegexpExamples.MaxRepeaterVariance)
       elsif has_comma
-        @max = @min + MaxRepeaterVariance
+        @max = @min + RegexpExamples.MaxRepeaterVariance
       else
         @max = @min
       end
     end