public object EvaluateValues(ExecContext context)
{
bool isNum = valueType.CanStoreValue(context, IntrinsicTypeDefs.NUMBER);
double nextInteger = 0;
bool isString = valueType.CanStoreValue(context, IntrinsicTypeDefs.STRING);
for (int ii = 0; ii < _values.Count; ++ii)
{
ClassValue_Enum val = (ClassValue_Enum)_classDef.Allocate(context);
val.Get(mrName).value = _values[ii].name;
_classDef.staticVars[ii].value = val;
if (null == _values[ii].initializer)
{
if (isNum)
{
// If number, use next consecutive integer.
val.Get(mrValue).value = nextInteger;
nextInteger = Math.Floor(nextInteger + 1);
}
else if (isString)
{
// If string, just use name.
val.Get(mrValue).value = _values[ii].name;
}
else
{
// Use the default value.
val.Get(mrValue).value = valueType.GetDefaultValue(context);
}
}
else
{
object init = _values[ii].initializer.Evaluate(context);
if (context.IsRuntimeErrorSet())
{
return(null);
}
val.Get(mrValue).value = init;
if (isNum)
{
nextInteger = Math.Floor((double)init + 1);
}
}
}
return(false);
}
public virtual bool CanStoreValue(ExecContext context, ITypeDef valueType)
{
//if (valueType is TypeDef) {
// return null == (valueType as TypeDef).IsNull();
//}
if (valueType.IsNull())
{
return(true);
}
TypeDef_Function funcValueType = valueType as TypeDef_Function;
if (null == funcValueType)
{
return(false);
}
if (!retType.Equals(IntrinsicTypeDefs.VOID) && !retType.CanStoreValue(context, funcValueType.retType))
{
return(false);
}
if (null != classType)
{
if (null == funcValueType.classType || !classType.CanStoreValue(context, funcValueType.classType))
{
return(false);
}
// This is the point of isStatic in this class. This is saying, "I can save a reference to a class member function only if it is static."
}
else if (null != funcValueType.classType && !funcValueType.isStaticMember)
{
return(false);
}
// Mismatch if other's max args exceeds our max args.
if (argTypes.Count > funcValueType.argTypes.Count)
{
return(false);
}
// Mismatch if we have fewer min args than they do.
// (Meaning we could be called with fewer arguments than they have default values for.)
if (minArgs < funcValueType.minArgs)
{
return(false);
}
// Make sure that for every argument WE have, THEIR argument's type matches.
for (int ii = 0; ii < argTypes.Count; ++ii)
{
if (!funcValueType.argTypes[ii].CanStoreValue(context, argTypes[ii]))
{
return(false);
}
}
return(true);
}
