private IEnumerable <CounterExampleItem> GetCounterExamples(ILanguageSpecificModel model)
{
return(model.States
.WithCancellation(_cancellationToken)
.OfType <StateNode>()
.Where(state => !IsInitialState(state))
.Select(GetCounterExample));
}
private StateNode FindInitialState(ILanguageSpecificModel specificModel)
{
foreach (IState s in specificModel.States)
{
if (!(s is StateNode state))
{
continue;
}
if (state.Name.Contains(":initial state"))
{
return(state);
}
}
throw new InvalidOperationException(Resources.ExceptionMessages.counter_example_no_init_state);
}
private static void GetExpansions(StateNode state, ElementNode elementNode, CounterExampleState counterExampleState,
ILanguageSpecificModel languageSpecificModel)
{
try {
var dafnyModel = GetFieldValue <DafnyModel>(state, "dm");
var elt = GetFieldValue <Model.Element>(elementNode, "elt");
var extras = dafnyModel.GetExpansion(state, elt);
foreach (var el in extras)
{
counterExampleState.Variables.Add(new CounterExampleVariable {
Name = elementNode.Name + "." + el.Name,
Value = el.Value,
CanonicalName = languageSpecificModel.CanonicalName(el.Element)
});
}
} catch (Exception e) {
Console.Error.WriteLine(e.Message);
}
}
public DisplayNode(ILanguageSpecificModel model, EdgeName n, Model.Element elt)
{
langModel = model;
name = n;
element = elt;
}
public DisplayNode(ILanguageSpecificModel model, string n, Model.Element elt)
: this(model, new EdgeName(n), elt)
{
}
private void BuildModel()
{
stateList.Items.Clear();
var items = new List<ListViewItem>();
LangModel = langProvider.GetLanguageSpecificModel(currentModel, viewOpts);
states = LangModel.States.ToArray();
var oldRoot = unfoldingRoot;
SkeletonItem selectedSkel = null;
if (oldRoot != null && SelectedNode() != null) {
selectedSkel = SelectedNode().skel;
}
unfoldingRoot = new SkeletonItem(this, states.Length);
allItems = unfoldingRoot.PopulateRoot(states);
var idx = 0;
foreach (var i in states) {
var it = new ListViewItem(new string[] { idx.ToString(), i.Name, "" });
it.Tag = i;
items.Add(it);
idx++;
}
stateList.Items.AddRange(items.ToArray());
unfoldingRoot.Expanded = true;
if (oldRoot == null) {
SetState(0);
stateList.Items[0].Selected = true;
SetColumnSizes();
} else {
var mapping = new Dictionary<SkeletonItem, SkeletonItem>();
unfoldingRoot.SyncWith(mapping, oldRoot);
SkeletonItem newIt = null;
while (selectedSkel != null) {
if (mapping.TryGetValue(selectedSkel, out newIt)) break;
selectedSkel = selectedSkel.parent;
}
if (CurrentState >= stateList.Items.Count)
CurrentState = 0;
if (PreviousState >= stateList.Items.Count)
PreviousState = -1;
if (newIt != null) GotoNode(newIt);
SyncStateListValues();
UpdateMatches(true);
}
}
private void BuildModel()
{
stateList.Items.Clear();
var items = new List <ListViewItem>();
LangModel = langProvider.GetLanguageSpecificModel(currentModel, viewOpts);
states = LangModel.States.ToArray();
var oldRoot = unfoldingRoot;
SkeletonItem selectedSkel = null;
if (oldRoot != null && SelectedNode() != null)
{
selectedSkel = SelectedNode().skel;
}
unfoldingRoot = new SkeletonItem(this, states.Length);
allItems = unfoldingRoot.PopulateRoot(states);
var idx = 0;
foreach (var i in states)
{
var it = new ListViewItem(new string[] { idx.ToString(), i.Name, "" });
it.Tag = i;
items.Add(it);
idx++;
}
stateList.Items.AddRange(items.ToArray());
unfoldingRoot.Expanded = true;
if (oldRoot == null)
{
SetState(0);
stateList.Items[0].Selected = true;
SetColumnSizes();
}
else
{
var mapping = new Dictionary <SkeletonItem, SkeletonItem>();
unfoldingRoot.SyncWith(mapping, oldRoot);
SkeletonItem newIt = null;
while (selectedSkel != null)
{
if (mapping.TryGetValue(selectedSkel, out newIt))
{
break;
}
selectedSkel = selectedSkel.parent;
}
if (CurrentState >= stateList.Items.Count)
{
CurrentState = 0;
}
if (PreviousState >= stateList.Items.Count)
{
PreviousState = -1;
}
if (newIt != null)
{
GotoNode(newIt);
}
SyncStateListValues();
UpdateMatches(true);
}
}
public EdgeName(ILanguageSpecificModel n, string format, params Model.Element[] args)
{
this.langModel = n;
this.format = format;
this.args = args.ToArray();
}