public static LiteralElement CreateFromInteger(string image, IServiceProvider services)
{
LiteralElement element = CreateSingle(image, services);
var flag = element != null;
LiteralElement createFromInteger;
if (flag)
{
createFromInteger = element;
}
else
{
element = CreateDecimal(image, services);
var flag2 = element != null;
if (flag2)
{
createFromInteger = element;
}
else
{
var options = (ExpressionOptions)services.GetService(typeof(ExpressionOptions));
var integersAsDoubles = options.IntegersAsDoubles;
createFromInteger = integersAsDoubles ? DoubleLiteralElement.Parse(image, services) : null;
}
}
return(createFromInteger);
}
private static LiteralElement CreateImplicitReal(string image, IServiceProvider services)
{
var options = (ExpressionOptions)services.GetService(typeof(ExpressionOptions));
LiteralElement createImplicitReal = null;
switch (options.RealLiteralDataType)
{
case RealLiteralDataType.Single:
createImplicitReal = SingleLiteralElement.Parse(image, services);
break;
case RealLiteralDataType.Double:
createImplicitReal = DoubleLiteralElement.Parse(image, services);
break;
case RealLiteralDataType.Decimal:
createImplicitReal = DecimalLiteralElement.Parse(image, services);
break;
default:
Debug.Fail("Unknown value");
break;
}
return(createImplicitReal);
}
private static DoubleLiteralElement CreateDouble(string image, IServiceProvider services)
{
var flag = image.EndsWith("d", StringComparison.OrdinalIgnoreCase);
DoubleLiteralElement createDouble;
if (flag)
{
image = image.Remove(image.Length - 1);
createDouble = DoubleLiteralElement.Parse(image, services);
}
else
{
createDouble = null;
}
return(createDouble);
}