src/JetBrains.Space.Common/Json.Serialization/Internal/CSharpIdentifier.cs

using JetBrains.Space.Common.Utilities;

namespace JetBrains.Space.Common.Json.Serialization.Internal;

internal static class CSharpIdentifier
{
    private static readonly char[] IdentifierSeparators = { ' ', '-', '_', '.', '/' };
        
    public static string ForClassOrNamespace(string subject) =>
        string.Join("", 
            subject
                .Replace(" ", "_")
                .Replace(":", "_")
                .Replace("{", "For-")
                .Replace("}", string.Empty)
                .Replace("[", string.Empty)
                .Replace("]", string.Empty)
                .Replace("?", string.Empty)
                .Replace("'s", string.Empty)
                .Split(IdentifierSeparators)
                .Select(it => it.ToUppercaseFirst()));
}