public Scope(Scope parent, BodySyntax body, IScriptBuilder scriptBuilder)
{
Parent = parent;
TypeManager = new BoundTypeManager();
if (body.Closure != null)
{
_sourceClosure = body.Closure;
Closure = new BoundClosure(
FindParentClosure(),
body.Closure.Fields.Select(p => TypeManager.CreateType(p, BoundTypeKind.ClosureField)),
scriptBuilder
);
}
foreach (var variable in body.Identifiers)
{
if (variable.Index.HasValue)
{
BoundClosure closure = null;
if (variable.Closure != null)
closure = GetClosure(variable.Closure);
_arguments.Add(variable, new BoundArgument(variable.Name, variable.Index.Value, closure));
}
else if (variable.Closure == null)
{
BoundLocalBase local;
if (variable.Type == IdentifierType.Global)
local = new BoundGlobal(variable.IsDeclared, TypeManager.CreateType(variable.Name, BoundTypeKind.Global));
else
local = new BoundLocal(variable.IsDeclared, TypeManager.CreateType(variable.Name, BoundTypeKind.Local));
_locals.Add(variable, local);
}
}
}
public BoundLocalBase GetLocal(IIdentifier identifier)
{
BoundLocalBase result;
if (!_locals.TryGetValue(identifier, out result))
{
Debug.Assert(identifier.Type == IdentifierType.Global);
result = new BoundGlobal(false, TypeManager.CreateType(identifier.Name, BoundTypeKind.Global));
_locals.Add(identifier, result);
}
return result;
}