/// <summary>
/// Create instance RuntimeMethodEncoding class from instance of Objective-C NSMethodSignature class.
/// </summary>
/// <param name="methodSignature">Objective-C NSMethodSignature class instance.</param>
/// <returns>RuntimeMethodEncoding intialized from NSMethodSignature encoding.</returns>
public static RuntimeMethodEncoding FromNSMethodSignature(RuntimeObject methodSignature)
{
if (methodSignature == RuntimeObject.Null)
{
return(null);
}
var argumentsCount = methodSignature.InvokeUInt32("numberOfArguments");
var signatureTypes = new Type[argumentsCount + 1];
signatureTypes[0] = DecodeType(( char )Marshal.ReadByte(methodSignature.InvokeIntPtr("methodReturnType")));
for (int i = 0; i < argumentsCount; i++)
{
signatureTypes[i + 1] = DecodeType(( char )Marshal.ReadByte(methodSignature.InvokeIntPtr("getArgumentTypeAtIndex:", i)));
}
var result = new RuntimeMethodEncoding(signatureTypes);
Tracer.Information("Generate encoding from NSSignature: {0}", result);
return(result);
}