/// <summary>
/// Create a function type with the specified parameters.
/// </summary>
public static FunctionType Create(IChelaType ret, IChelaType[] arguments, bool variable, MemberFlags flags)
{
// Use an empty array when the arguments are null.
if (arguments == null)
{
arguments = new IChelaType[] {}
}
;
// First create a new function.
FunctionType function = new FunctionType(ret, arguments, variable, flags & MemberFlags.LanguageMask);
// Try to add it into the set.
return(functionTypes.GetOrAdd(function));
}
public static IChelaType Create(IChelaType primitiveType, int numcomponents)
{
if (numcomponents == 1)
{
return(primitiveType);
}
else if (numcomponents < 1)
{
throw new ModuleException("invalid vector number of components.");
}
// Create a new vector type.
VectorType vector = new VectorType(primitiveType, numcomponents);
return(vectorTypes.GetOrAdd(vector));
}
/// <summary>
/// Create a matrix type.
/// </summary>
public static IChelaType Create(IChelaType primitiveType, int numrows, int numcolumns)
{
if (numrows == 1)
{
return(VectorType.Create(primitiveType, numcolumns));
}
else if (numcolumns == 1)
{
return(VectorType.Create(primitiveType, numrows));
}
else if (numrows < 1 || numcolumns < 1)
{
throw new ModuleException("invalid vector number of components.");
}
// First create a new matrix type.
MatrixType matrix = new MatrixType(primitiveType, numrows, numcolumns);
return(matrixTypes.GetOrAdd(matrix));
}
/// <summary>
/// Create the specified array type.
/// </summary>
public static ArrayType Create(IChelaType valueType, int dimensions, bool readOnly)
{
// Remove the reference layer.
if (valueType.IsReference())
{
ReferenceType refType = (ReferenceType)valueType;
valueType = refType.GetReferencedType();
}
// Don't allow 0 dimensions.
if (dimensions == 0)
{
dimensions = 1;
}
// Create the array type.
ArrayType array = new ArrayType(valueType, dimensions, readOnly);
return(arrayTypes.GetOrAdd(array));
}
public static ReferenceType Create(IChelaType actualType, ReferenceFlow flow, bool streamReference)
{
ReferenceType reference = new ReferenceType(actualType, flow, streamReference);
return(referenceTypes.GetOrAdd(reference));
}
/// <summary>
/// Create the specified constant type.
/// </summary>
public static ConstantType Create(IChelaType valueType)
{
ConstantType constant = new ConstantType(valueType);
return(constantTypes.GetOrAdd(constant));
}
/// <summary>
/// Create the specified meta type.
/// </summary>
public static MetaType Create(IChelaType actualType)
{
MetaType meta = new MetaType(actualType);
return(metaTypes.GetOrAdd(meta));
}
/// <summary>
/// Create the specified pointer type.
/// </summary>
public static PointerType Create(IChelaType pointedType)
{
PointerType pointer = new PointerType(pointedType);
return(pointerTypes.GetOrAdd(pointer));
}