Use assign initial on declaration level only

Author: FlorianRappl

src/AngleSharp.Css/Declarations/AlignContentDeclaration.cs

@@ -1,13 +1,16 @@
 namespace AngleSharp.Css.Declarations
 {
+    using AngleSharp.Css.Dom;
     using System;
     using static ValueConverters;
 
     static class AlignContentDeclaration
     {
         public static String Name = PropertyNames.AlignContent;
 
-        public static IValueConverter Converter = Or(AlignContentConverter, AssignInitial(InitialValues.AlignContentDecl));
+        public static IValueConverter Converter = AlignContentConverter;
+
+        public static ICssValue InitialValue = InitialValues.AlignContentDecl;
 
         public static PropertyFlags Flags = PropertyFlags.None;
     }

src/AngleSharp.Css/Declarations/AlignItemsDeclaration.cs

@@ -1,13 +1,16 @@
 namespace AngleSharp.Css.Declarations
 {
+    using AngleSharp.Css.Dom;
     using System;
     using static ValueConverters;
 
     static class AlignItemsDeclaration
     {
         public static String Name = PropertyNames.AlignItems;
 
-        public static IValueConverter Converter = Or(AlignItemsConverter, AssignInitial(InitialValues.AlignItemsDecl));
+        public static IValueConverter Converter = AlignItemsConverter;
+
+        public static ICssValue InitialValue = InitialValues.AlignItemsDecl;
 
         public static PropertyFlags Flags = PropertyFlags.None;
     }

src/AngleSharp.Css/Declarations/AlignSelfDeclaration.cs

@@ -1,13 +1,16 @@
 namespace AngleSharp.Css.Declarations
 {
+    using AngleSharp.Css.Dom;
     using System;
     using static ValueConverters;
 
     static class AlignSelfDeclaration
     {
         public static String Name = PropertyNames.AlignSelf;
 
-        public static IValueConverter Converter = Or(AlignSelfConverter, AssignInitial(InitialValues.AlignSelfDecl));
+        public static IValueConverter Converter = AlignSelfConverter;
+
+        public static ICssValue InitialValue = InitialValues.AlignSelfDecl;
 
         public static PropertyFlags Flags = PropertyFlags.None;
     }

src/AngleSharp.Css/Declarations/AnimationDeclaration.cs

@@ -5,7 +5,6 @@ namespace AngleSharp.Css.Declarations
     using AngleSharp.Css.Values;
     using AngleSharp.Text;
     using System;
-    using System.Collections.Generic;
     using System.Linq;
     using static ValueConverters;
 
@@ -15,6 +14,8 @@ static class AnimationDeclaration
 
         public static IValueConverter Converter = new AnimationAggregator();
 
+        public static ICssValue InitialValue = null;
+
         public static PropertyFlags Flags = PropertyFlags.Shorthand;
 
         public static String[] Longhands = new[]
@@ -46,7 +47,7 @@ sealed class AnimationConverter : IValueConverter
 
         sealed class AnimationAggregator : IValueAggregator, IValueConverter
         {
-            private static readonly IValueConverter converter = Or(new AnimationConverter(), AssignInitial());
+            private static readonly IValueConverter converter = new AnimationConverter();
 
             public ICssValue Convert(StringSource source) => converter.Convert(source);
 

src/AngleSharp.Css/Declarations/AnimationDelayDeclaration.cs

@@ -1,6 +1,7 @@
 namespace AngleSharp.Css.Declarations
 {
     using AngleSharp.Css.Converters;
+    using AngleSharp.Css.Dom;
     using System;
     using static ValueConverters;
 
@@ -13,7 +14,9 @@ static class AnimationDelayDeclaration
             PropertyNames.Animation,
         };
 
-        public static IValueConverter Converter = Or(TimeConverter.FromList(), AssignInitial(InitialValues.AnimationDelayDecl));
+        public static IValueConverter Converter = TimeConverter.FromList();
+
+        public static ICssValue InitialValue = InitialValues.AnimationDelayDecl;
 
         public static PropertyFlags Flags = PropertyFlags.None;
     }

src/AngleSharp.Css/Declarations/AnimationDirectionDeclaration.cs

@@ -1,6 +1,7 @@
 namespace AngleSharp.Css.Declarations
 {
     using AngleSharp.Css.Converters;
+    using AngleSharp.Css.Dom;
     using System;
     using static ValueConverters;
 
@@ -13,7 +14,9 @@ static class AnimationDirectionDeclaration
             PropertyNames.Animation,
         };
 
-        public static IValueConverter Converter = Or(AnimationDirectionConverter.FromList(), AssignInitial(InitialValues.AnimationDirectionDecl));
+        public static IValueConverter Converter = AnimationDirectionConverter.FromList();
+
+        public static ICssValue InitialValue = InitialValues.AnimationDirectionDecl;
 
         public static PropertyFlags Flags = PropertyFlags.None;
     }

src/AngleSharp.Css/Declarations/AnimationDurationDeclaration.cs

@@ -1,6 +1,7 @@
 namespace AngleSharp.Css.Declarations
 {
     using AngleSharp.Css.Converters;
+    using AngleSharp.Css.Dom;
     using System;
     using static ValueConverters;
 
@@ -13,7 +14,9 @@ static class AnimationDurationDeclaration
             PropertyNames.Animation,
         };
 
-        public static IValueConverter Converter = Or(TimeConverter.FromList(), AssignInitial(InitialValues.AnimationDurationDecl));
+        public static IValueConverter Converter = TimeConverter.FromList();
+
+        public static ICssValue InitialValue = InitialValues.AnimationDurationDecl;
 
         public static PropertyFlags Flags = PropertyFlags.None;
     }

src/AngleSharp.Css/Declarations/AnimationFillModeDeclaration.cs

@@ -1,6 +1,7 @@
 namespace AngleSharp.Css.Declarations
 {
     using AngleSharp.Css.Converters;
+    using AngleSharp.Css.Dom;
     using System;
     using static ValueConverters;
 
@@ -13,7 +14,9 @@ static class AnimationFillModeDeclaration
             PropertyNames.Animation,
         };
 
-        public static IValueConverter Converter = Or(AnimationFillStyleConverter.FromList(), AssignInitial(InitialValues.AnimationFillModeDecl));
+        public static IValueConverter Converter = AnimationFillStyleConverter.FromList();
+
+        public static ICssValue InitialValue = InitialValues.AnimationFillModeDecl;
 
         public static PropertyFlags Flags = PropertyFlags.None;
     }

src/AngleSharp.Css/Declarations/AnimationIterationCountDeclaration.cs

@@ -1,6 +1,7 @@
 namespace AngleSharp.Css.Declarations
 {
     using AngleSharp.Css.Converters;
+    using AngleSharp.Css.Dom;
     using System;
     using static ValueConverters;
 
@@ -13,7 +14,9 @@ static class AnimationIterationCountDeclaration
             PropertyNames.Animation,
         };
 
-        public static IValueConverter Converter = Or(PositiveOrInfiniteNumberConverter.FromList(), AssignInitial(InitialValues.AnimationIterationCountDecl));
+        public static IValueConverter Converter = PositiveOrInfiniteNumberConverter.FromList();
+
+        public static ICssValue InitialValue = InitialValues.AnimationIterationCountDecl;
 
         public static PropertyFlags Flags = PropertyFlags.None;
     }

src/AngleSharp.Css/Declarations/AnimationNameDeclaration.cs

@@ -1,6 +1,7 @@
 namespace AngleSharp.Css.Declarations
 {
     using AngleSharp.Css.Converters;
+    using AngleSharp.Css.Dom;
     using System;
     using static ValueConverters;
 
@@ -13,7 +14,9 @@ static class AnimationNameDeclaration
             PropertyNames.Animation,
         };
 
-        public static IValueConverter Converter = Or(IdentifierConverter.FromList(), None, AssignInitial(InitialValues.AnimationNameDecl));
+        public static IValueConverter Converter = Or(IdentifierConverter.FromList(), None);
+
+        public static ICssValue InitialValue = InitialValues.AnimationNameDecl;
 
         public static PropertyFlags Flags = PropertyFlags.None;
     }