public void FieldOffsetAttribute()
{
IField field = ctx.GetClass(typeof(ExplicitFieldLayoutStruct)).Fields.Single(f => f.Name == "Field0");
Assert.AreEqual("System.Runtime.InteropServices.FieldOffsetAttribute", field.Attributes.Single().AttributeType.Resolve(ctx).FullName);
IConstantValue arg = field.Attributes.Single().PositionalArguments.Single();
Assert.AreEqual("System.Int32", arg.GetValueType(ctx).FullName);
Assert.AreEqual(0, arg.GetValue(ctx));
field = ctx.GetClass(typeof(ExplicitFieldLayoutStruct)).Fields.Single(f => f.Name == "Field100");
Assert.AreEqual("System.Runtime.InteropServices.FieldOffsetAttribute", field.Attributes.Single().AttributeType.Resolve(ctx).FullName);
arg = field.Attributes.Single().PositionalArguments.Single();
Assert.AreEqual("System.Int32", arg.GetValueType(ctx).FullName);
Assert.AreEqual(100, arg.GetValue(ctx));
}
public object GetDefaultValue(ITypeResolveContext context)
{
if (defaultValue == null)
{
throw new InvalidOperationException();
}
else
{
return(defaultValue.GetValue(context));
}
}
public object GetValue(ITypeResolveContext context)
{
object val = baseValue.GetValue(context);
if (val == null)
{
return(null);
}
TypeCode typeCode = Type.GetTypeCode(val.GetType());
if (!(typeCode >= TypeCode.SByte && typeCode <= TypeCode.UInt64))
{
return(null);
}
long intVal = (long)CSharpPrimitiveCast.Cast(TypeCode.Int64, val, false);
return(CSharpPrimitiveCast.Cast(typeCode, unchecked (intVal + incrementAmount), false));
}
public void ExplicitStructLayoutAttribute()
{
IAttribute attr = ctx.GetClass(typeof(ExplicitFieldLayoutStruct)).Attributes.Single();
Assert.AreEqual("System.Runtime.InteropServices.StructLayoutAttribute", attr.AttributeType.Resolve(ctx).FullName);
IConstantValue arg1 = attr.PositionalArguments.Single();
Assert.AreEqual("System.Runtime.InteropServices.LayoutKind", arg1.GetValueType(ctx).FullName);
Assert.AreEqual((int)LayoutKind.Explicit, arg1.GetValue(ctx));
var arg2 = attr.NamedArguments[0];
Assert.AreEqual("CharSet", arg2.Key);
Assert.AreEqual("System.Runtime.InteropServices.CharSet", arg2.Value.GetValueType(ctx).FullName);
Assert.AreEqual((int)CharSet.Unicode, arg2.Value.GetValue(ctx));
var arg3 = attr.NamedArguments[1];
Assert.AreEqual("Pack", arg3.Key);
Assert.AreEqual("System.Int32", arg3.Value.GetValueType(ctx).FullName);
Assert.AreEqual(8, arg3.Value.GetValue(ctx));
}
public IMethod ResolveConstructor(ITypeResolveContext context)
{
CSharpResolver r = new CSharpResolver(context);
IType type = attributeType.Resolve(context);
int totalArgumentCount = 0;
if (positionalArguments != null)
{
totalArgumentCount += positionalArguments.Count;
}
if (namedCtorArguments != null)
{
totalArgumentCount += namedCtorArguments.Count;
}
ResolveResult[] arguments = new ResolveResult[totalArgumentCount];
string[] argumentNames = new string[totalArgumentCount];
int i = 0;
if (positionalArguments != null)
{
while (i < positionalArguments.Count)
{
IConstantValue cv = positionalArguments[i];
arguments[i] = new ConstantResolveResult(cv.GetValueType(context), cv.GetValue(context));
i++;
}
}
if (namedCtorArguments != null)
{
foreach (var pair in namedCtorArguments)
{
argumentNames[i] = pair.Key;
arguments[i] = new ConstantResolveResult(pair.Value.GetValueType(context), pair.Value.GetValue(context));
i++;
}
}
MemberResolveResult mrr = r.ResolveObjectCreation(type, arguments, argumentNames) as MemberResolveResult;
return(mrr != null ? mrr.Member as IMethod : null);
}