public VMException(FunctionDefn defn, string filename, Statement st, Exception inner)
: base("", inner)
{
this.defn = defn;
this.st = st;
this.filename = filename;
}
public bool ImplementsMethod(FunctionDefn f)
{
List<FunctionDefn> matches = new List<FunctionDefn>(GetMethods(f.name));
foreach (FunctionDefn fd in matches)
if (fd.Matches(f))
return true;
return false;
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="f"></param>
/// <param name="self"></param>
public Frame(FunctionDefn f, ClassInstance self, ModuleInstance mi)
{
this.function = f;
this.self = self;
moduleInstance = mi;
if (self != null)
moduleDef = self.Type.GetModule();
AddScope(new Scope());
}
/// <summary>
/// Creates a new frame, and returns a frame manager, which will release the frame
/// on Dispose.
/// </summary>
/// <param name="fun"></param>
/// <param name="classInstance"></param>
/// <returns></returns>
public DisposableFrame CreateFrame(FunctionDefn fun, ClassInstance classInstance, ModuleInstance mi)
{
return new DisposableFrame(this, fun, classInstance, mi);
}
public DisposableFrame(VM vm, FunctionDefn def, ClassInstance ci, ModuleInstance mi)
{
this.vm = vm;
vm.PushNewFrame(def, ci, mi);
}
/// <summary>
/// Called when a new function execution starts.
/// </summary>
/// <param name="f"></param>
/// <param name="self"></param>
public void PushNewFrame(FunctionDefn f, ClassInstance self, ModuleInstance mi)
{
frames.Add(new Frame(f, self, mi));
}
public void AddMethod(FunctionDefn x)
{
methods.Add(x);
}
public FunctionValue(HeronValue self, FunctionDefn f)
{
this.self = self;
fun = f;
}