MetadataWriterUtilities.cs

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using System.Collections.Immutable;
 
namespace System.Reflection.Metadata.Ecma335;
 
internal static class MetadataWriterUtilities
{
    public static SignatureTypeCode GetConstantTypeCode(object? value)
    {
        if (value == null)
        {
            return (SignatureTypeCode)18;
        }
        if (value.GetType() == typeof(int))
        {
            return SignatureTypeCode.Int32;
        }
        if (value.GetType() == typeof(string))
        {
            return SignatureTypeCode.String;
        }
        if (value.GetType() == typeof(bool))
        {
            return SignatureTypeCode.Boolean;
        }
        if (value.GetType() == typeof(char))
        {
            return SignatureTypeCode.Char;
        }
        if (value.GetType() == typeof(byte))
        {
            return SignatureTypeCode.Byte;
        }
        if (value.GetType() == typeof(long))
        {
            return SignatureTypeCode.Int64;
        }
        if (value.GetType() == typeof(double))
        {
            return SignatureTypeCode.Double;
        }
        if (value.GetType() == typeof(short))
        {
            return SignatureTypeCode.Int16;
        }
        if (value.GetType() == typeof(ushort))
        {
            return SignatureTypeCode.UInt16;
        }
        if (value.GetType() == typeof(uint))
        {
            return SignatureTypeCode.UInt32;
        }
        if (value.GetType() == typeof(sbyte))
        {
            return SignatureTypeCode.SByte;
        }
        if (value.GetType() == typeof(ulong))
        {
            return SignatureTypeCode.UInt64;
        }
        if (value.GetType() == typeof(float))
        {
            return SignatureTypeCode.Single;
        }
        throw new ArgumentException(System.SR.Format(System.SR.InvalidConstantValueOfType, value.GetType()), "value");
    }
 
    internal static void SerializeRowCounts(BlobBuilder writer, ImmutableArray<int> rowCounts)
    {
        for (int i = 0; i < rowCounts.Length; i++)
        {
            int num = rowCounts[i];
            if (num > 0)
            {
                writer.WriteInt32(num);
            }
        }
    }
}