Add support for 'Wed, Sep 27, 2017' date format

DayName, MonthName ScalarDay, ScalarYear

Author: davispuh

lib/chronic/definition.rb

@@ -44,8 +44,8 @@ def definitions
   class DateDefinitions < SpanDefinitions
     def definitions
       [
-        [[DayName,    SeparatorSpace, MonthName,   SeparatorSpace, OrdinalDay, SeparatorSpace, ScalarYear], :handle_dn_mn_od_sy],
-        [[DayName,    SeparatorSpace, MonthName,   SeparatorSpace, ScalarDay, SeparatorSpace, ScalarYear], :handle_dn_mn_sd_sy],
+        [[DayName,    [SeparatorComma, :optional], SeparatorSpace, MonthName,   SeparatorSpace, OrdinalDay, [SeparatorComma, :optional], SeparatorSpace, ScalarYear], :handle_dn_mn_od_sy],
+        [[DayName,    [SeparatorComma, :optional], SeparatorSpace, MonthName,   SeparatorSpace, ScalarDay,  [SeparatorComma, :optional], SeparatorSpace, ScalarYear], :handle_dn_mn_sd_sy],
         [[DayName,    SeparatorSpace, MonthName,   SeparatorSpace, OrdinalDay], :handle_dn_mn_od],
         [[DayName,    SeparatorSpace, MonthName,   SeparatorSpace, ScalarDay], :handle_dn_mn_sd],
         [[MonthName,  SeparatorSpace, OrdinalDay, [SeparatorComma, SeparatorSpace], [SeparatorSpace, :optional], ScalarYear], :handle_mn_od_sy],

test/test_definitions.rb

@@ -0,0 +1,40 @@
+require 'helper'
+
+class TestDefinitions < TestCase
+
+  def setup
+  end
+
+  # DayName, MonthName ScalarDay, ScalarYear
+  def test_dn_mn_sd_sy
+    time = Chronic.parse('Wed Sep 27 2017', :guess => false)
+    assert_equal Time.local(2017, 9, 27, 0), time.begin
+    assert_equal Time.local(2017, 9, 28, 0), time.end
+
+    time = Chronic.parse('Wed, Sep 27, 2017', :guess => false)
+    assert_equal Time.local(2017, 9, 27, 0), time.begin
+    assert_equal Time.local(2017, 9, 28, 0), time.end
+  end
+
+  # DayName, MonthName OrdinalDay, ScalarYear
+  def test_dn_mn_od_sy
+    time = Chronic.parse('Sun Oct 22nd 2017', :guess => false)
+    assert_equal Time.local(2017, 10, 22, 0), time.begin
+    assert_equal Time.local(2017, 10, 23, 0), time.end
+
+    time = Chronic.parse('Mon Oct 30th 2017', :guess => false)
+    assert_equal Time.local(2017, 10, 30, 0), time.begin
+    assert_equal Time.local(2017, 10, 31, 0), time.end
+
+    time = Chronic.parse('Sun, Oct 22nd, 2017', :guess => false)
+    assert_equal Time.local(2017, 10, 22, 0), time.begin
+    assert_equal Time.local(2017, 10, 23, 0), time.end
+
+    time = Chronic.parse('Mon, Oct 30th, 2017', :guess => false)
+    assert_equal Time.local(2017, 10, 30, 0), time.begin
+    assert_equal Time.local(2017, 10, 31, 0), time.end
+
+  end
+
+end
+