// Private methods
/*-----------------------------------------------------------------------------
* Function: RecurseFillEntries
* Description: Stores in values all the entries in the current table and
* its parents as well
*---------------------------------------------------------------------------*/
private int recursiveFillEntries(NestedSymbolTable <T> current,
SymbolEntry <T>[] values)
{
if (current == null)
{
return(0);
}
else
{
int offset = recursiveFillEntries(current.Parent, values);
current.storage.Values.CopyTo(values, offset);
return(offset + current.storage.Count);
}
}
/*-----------------------------------------------------------------------------
* Function: NestedSymbolTable (ctor)
* Description: Creates a new symbol table, child of parent, starting in the
* specified offset
*---------------------------------------------------------------------------*/
public NestedSymbolTable(NestedSymbolTable <T> parent, int offset)
{
this.Parent = parent;
this.baseOffset = offset;
this.NextOffset = offset;
this.storage = new Dictionary <string, SymbolEntry <T> >();
this.Nested = new List <NestedSymbolTable <T> >();
if (parent != null)
{
this.entriesCount = parent.entriesCount;
parent.Nested.Add(this);
}
else
{
this.entriesCount = 0;
}
}
/*-----------------------------------------------------------------------------
* Function: NestedSymbolTable (ctor)
* Description: Creates a new symbol table nested within parent
*---------------------------------------------------------------------------*/
public NestedSymbolTable(NestedSymbolTable <T> parent)
: this(parent, parent == null? 0 : parent.NextOffset)
{
}