Fixed casing issue #109

Author: FlorianRappl

CHANGELOG.md

@@ -4,6 +4,7 @@ Released on Tuesday, May 31 2022.
 
 - Dropped .NET Framework 4.6
 - Updated to use AngleSharp 0.17
+- Fixed casing issue with color, timing, and gradient functions (#109)
 
 # 0.16.4
 

src/AngleSharp.Css.Tests/Functions/CssColorFunction.cs

@@ -0,0 +1,24 @@
+namespace AngleSharp.Css.Tests.Functions
+{
+    using AngleSharp.Css.Dom;
+    using AngleSharp.Dom;
+    using NUnit.Framework;
+    using System.Linq;
+    using static CssConstructionFunctions;
+
+    [TestFixture]
+    public class CssColorFunctionTests
+    {
+        [Test]
+        public void ColorNotParsedCorrectly_Issue109()
+        {
+            var html = @"<p style='color: RGB(0,17,0)'>Text</p>";
+            var dom = ParseDocument(html);
+            var p = dom.QuerySelector("p");
+            var s = p.GetStyle();
+            var color = s.GetColor();
+            Assert.AreEqual("rgba(0, 17, 0, 1)", color);
+        }
+    }
+}
+

src/AngleSharp.Css/Parser/Micro/ColorParser.cs

@@ -8,7 +8,7 @@ namespace AngleSharp.Css.Parser
 
     static class ColorParser
     {
-        private static readonly Dictionary<String, Func<StringSource, Color?>> ColorFunctions = new Dictionary<String, Func<StringSource, Color?>>
+        private static readonly Dictionary<String, Func<StringSource, Color?>> ColorFunctions = new Dictionary<String, Func<StringSource, Color?>>(StringComparer.OrdinalIgnoreCase)
         {
             { FunctionNames.Rgb, ParseRgba },
             { FunctionNames.Rgba, ParseRgba },

src/AngleSharp.Css/Parser/Micro/GradientParser.cs

@@ -8,7 +8,7 @@ namespace AngleSharp.Css.Parser
 
     static class GradientParser
     {
-        private static readonly Dictionary<String, Func<StringSource, ICssGradientFunctionValue>> GradientFunctions = new Dictionary<string, Func<StringSource, ICssGradientFunctionValue>>
+        private static readonly Dictionary<String, Func<StringSource, ICssGradientFunctionValue>> GradientFunctions = new Dictionary<string, Func<StringSource, ICssGradientFunctionValue>>(StringComparer.OrdinalIgnoreCase)
         {
             { FunctionNames.LinearGradient, ParseLinearGradient },
             { FunctionNames.RepeatingLinearGradient, ParseRepeatingLinearGradient },
@@ -168,7 +168,7 @@ private static CssGradientStopValue ParseGradientStop(StringSource source)
 
             return null;
         }
-        
+
         private static ICssValue ParseLinearAngle(StringSource source)
         {
             if (source.IsIdentifier(CssKeywords.To))
@@ -222,7 +222,7 @@ private static ICssValue ParseLinearAngleKeywords(StringSource source)
 
             return null;
         }
-        
+
         private static RadialOptions? ParseRadialOptions(StringSource source)
         {
             var circle = false;

src/AngleSharp.Css/Parser/Micro/TimingFunctionParser.cs

@@ -7,7 +7,7 @@ namespace AngleSharp.Css.Parser
 
     static class TimingFunctionParser
     {
-        private static readonly Dictionary<String, Func<StringSource, ICssTimingFunctionValue>> TimingFunctions = new Dictionary<String, Func<StringSource, ICssTimingFunctionValue>>
+        private static readonly Dictionary<String, Func<StringSource, ICssTimingFunctionValue>> TimingFunctions = new Dictionary<String, Func<StringSource, ICssTimingFunctionValue>>(StringComparer.OrdinalIgnoreCase)
         {
             { FunctionNames.Steps, ParseSteps },
             { FunctionNames.CubicBezier, ParseCubicBezier },
@@ -67,7 +67,7 @@ private static ICssTimingFunctionValue ParseSteps(StringSource source)
                     return new CssStepsValue(intervals.Value, start);
                 }
             }
-            
+
             return null;
         }
 
@@ -86,7 +86,7 @@ private static ICssTimingFunctionValue ParseCubicBezier(StringSource source)
             {
                 return new CssCubicBezierValue(p1.Value, p2.Value, p3.Value, p4.Value);
             }
-            
+
             return null;
         }
     }

src/AngleSharp.Css/Parser/Micro/TransformParser.cs

@@ -8,7 +8,7 @@ namespace AngleSharp.Css.Parser
 
     static class TransformParser
     {
-        private static readonly Dictionary<String, Func<StringSource, ICssTransformFunctionValue>> TransformFunctions = new Dictionary<String, Func<StringSource, ICssTransformFunctionValue>>
+        private static readonly Dictionary<String, Func<StringSource, ICssTransformFunctionValue>> TransformFunctions = new Dictionary<String, Func<StringSource, ICssTransformFunctionValue>>(StringComparer.OrdinalIgnoreCase)
         {
             { FunctionNames.Skew, ParseSkew2d },
             { FunctionNames.SkewX, ParseSkewX },