Use 'string.StartsWith(char)' instead of 'string.StartsWith(string)' when you have a string with a single char (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1865)

'string.Replace(string, string)' has a method overload that takes a 'StringComparison' parameter. Replace this call in 'Yarn.Markup.LineParser.WalkTree(Yarn.Markup.LineParser.MarkupTreeNode, System.Text.StringBuilder, System.Collections.Generic.List<Yarn.Markup.MarkupAttribute>, string, System.Collections.Generic.List<Yarn.Markup.LineParser.MarkupDiagnostic>, int)' with a call to 'string.Replace(string, string, System.StringComparison)' for clarity of intent. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1307)

'string.Replace(string, string)' has a method overload that takes a 'StringComparison' parameter. Replace this call in 'Yarn.Markup.LineParser.WalkTree(Yarn.Markup.LineParser.MarkupTreeNode, System.Text.StringBuilder, System.Collections.Generic.List<Yarn.Markup.MarkupAttribute>, string, System.Collections.Generic.List<Yarn.Markup.LineParser.MarkupDiagnostic>, int)' with a call to 'string.Replace(string, string, System.StringComparison)' for clarity of intent. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1307)

'string.Replace(string, string)' has a method overload that takes a 'StringComparison' parameter. Replace this call in 'Yarn.Utility.CRC32.GetChecksumString(string)' with a call to 'string.Replace(string, string, System.StringComparison)' for clarity of intent. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1307)

'string.IndexOf(char)' has a method overload that takes a 'StringComparison' parameter. Replace this call in 'CLDRPlurals.NumberHelpers.VisibleFractionalDigits(double, bool)' with a call to 'string.IndexOf(char, System.StringComparison)' for clarity of intent. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1307)

'string.IndexOf(char)' has a method overload that takes a 'StringComparison' parameter. Replace this call in 'CLDRPlurals.NumberHelpers.FractionalValue(double)' with a call to 'string.IndexOf(char, System.StringComparison)' for clarity of intent. (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1307)

Do not declare visible instance fields (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1051)

ReplacementMarkerResult should override the equality (==) and inequality (!=) operators (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1815)

ReplacementMarkerResult should override Equals (https://learn.microsoft.com/dotnet/fundamentals/code-analysis/quality-rules/ca1815)