Merge pull request #31 from f-mer/feature/strict-option

Add strict option

Author: davydovanton

lib/shallow_attributes/type/date_time.rb

@@ -24,15 +24,19 @@ class DateTime
       # @return [DateTime]
       #
       # @since 0.1.0
-      def coerce(value, _options = {})
+      def coerce(value, options = {})
         case value
         when ::DateTime then value
         when ::Time then ::DateTime.parse(value.to_s)
         else
           ::DateTime.parse(value)
         end
       rescue
-        raise ShallowAttributes::Type::InvalidValueError, %(Invalid value "#{value}" for type "DateTime")
+        if options.fetch(:strict, true)
+          raise ShallowAttributes::Type::InvalidValueError, %(Invalid value "#{value}" for type "DateTime")
+        else
+          nil
+        end
       end
     end
   end

lib/shallow_attributes/type/time.rb

@@ -22,15 +22,19 @@ class Time
       # @return [Time]
       #
       # @since 0.1.0
-      def coerce(value, _options = {})
+      def coerce(value, options = {})
         case value
         when ::Time then value
         when ::Integer then ::Time.at(value)
         else
           ::Time.parse(value.to_s)
         end
       rescue
-        raise ShallowAttributes::Type::InvalidValueError, %(Invalid value "#{value}" for type "Time")
+        if options.fetch(:strict, true)
+          raise ShallowAttributes::Type::InvalidValueError, %(Invalid value "#{value}" for type "Time")
+        else
+          nil
+        end
       end
     end
   end

test/date_time_type_test.rb

@@ -48,6 +48,12 @@
       end
     end
 
+    describe 'when strict is false' do
+      it 'returns nil' do
+        assert_nil type.coerce(nil, strict: false)
+      end
+    end
+
     describe 'when value is TrueClass' do
       it 'returns InvalidValueError' do
         err = -> { type.coerce(true) }.must_raise ShallowAttributes::Type::InvalidValueError

test/time_type_test.rb

@@ -50,6 +50,12 @@
       end
     end
 
+    describe 'when strict is false' do
+      it 'returns nil' do
+        assert_nil type.coerce(nil, strict: false)
+      end
+    end
+
     describe 'when value is TrueClass' do
       it 'returns InvalidValueError' do
         err = -> { type.coerce(true) }.must_raise ShallowAttributes::Type::InvalidValueError