public VariableNode(StateNode par, string realName, Model.Element elt, string shortName)
: base(par, realName, elt)
{
this.realName = realName;
name = new EdgeName(vm.GetUserVariableName(realName));
ShortName = shortName;
}
public FieldNode(StateNode par, EdgeName realName, Model.Element elt)
: base(par, realName, elt)
{
/*
* var idx = realName.LastIndexOf('.');
* if (idx > 0)
* name = realName.Substring(idx + 1);
*/
}
public ILanguageSpecificModel GetLanguageSpecificModel(Model m, ViewOptions opts)
{
var dm = new DafnyModel(m, opts);
foreach (var s in m.States) {
var sn = new StateNode(dm.states.Count, dm, s);
dm.states.Add(sn);
}
dm.FinishStates();
return dm;
}
public ILanguageSpecificModel GetLanguageSpecificModel(Model m, ViewOptions opts)
{
var dm = new DafnyModel(m, opts);
foreach (var s in m.States)
{
var sn = new StateNode(dm.states.Count, dm, s);
dm.states.Add(sn);
}
dm.FinishStates();
return(dm);
}
public MapletNode(StateNode par, EdgeName realName, Model.Element elt)
: base(par, realName, elt)
{
}
public ElementNode(StateNode st, string name, Model.Element elt)
: this(st, new EdgeName(name), elt)
{
}
public ElementNode(StateNode st, EdgeName name, Model.Element elt)
: base(st.dm, name, elt)
{
this.stateNode = st;
this.elt = elt;
}
public IEnumerable <ElementNode> GetExpansion(StateNode state, Model.Element elt)
{
List <ElementNode> result = new List <ElementNode>();
if (elt.Kind != Model.ElementKind.Uninterpreted)
{
return(result);
}
// Perhaps elt is a known datatype value
Model.FuncTuple fnTuple;
if (DatatypeValues.TryGetValue(elt, out fnTuple))
{
// elt is a datatype value
int i = 0;
foreach (var arg in fnTuple.Args)
{
var edgname = new EdgeName(this, i.ToString());
result.Add(new FieldNode(state, edgname, arg));
i++;
}
return(result);
}
// Perhaps elt is a sequence
var seqLen = f_seq_length.AppWithArg(0, elt);
if (seqLen != null)
{
// elt is a sequence
foreach (var tpl in f_seq_index.AppsWithArg(0, elt))
{
var edgname = new EdgeName(this, "[%0]", tpl.Args[1]);
result.Add(new FieldNode(state, edgname, Unbox(tpl.Result)));
}
return(result);
}
// Perhaps elt is a set
foreach (var tpl in f_set_select.AppsWithArg(0, elt))
{
var setElement = tpl.Args[1];
var containment = tpl.Result;
var edgname = new EdgeName(this, "[%0]", Unbox(setElement));
result.Add(new FieldNode(state, edgname, containment));
}
if (result.Count != 0)
{
return(result); // elt is a set
}
// It seems elt is an object or array
Model.Element[] lengths;
if (ArrayLengths.TryGetValue(elt, out lengths))
{
int i = 0;
foreach (var len in lengths)
{
var name = lengths.Length == 1 ? "Length" : "Length" + i;
var edgname = new EdgeName(this, name);
result.Add(new FieldNode(state, edgname, len));
i++;
}
}
var heap = state.State.TryGet("$Heap");
if (heap != null)
{
foreach (var tpl in f_heap_select.AppsWithArgs(0, heap, 1, elt))
{
var field = new FieldName(tpl.Args[2], this);
if (field.NameFormat != "alloc")
{
var edgname = new EdgeName(this, field.NameFormat, field.NameArgs);
result.Add(new FieldNode(state, edgname, Unbox(tpl.Result)));
}
}
}
return(result);
}
public VariableNode(StateNode par, string realName, Model.Element elt, string shortName)
: base(par, realName, elt)
{
this.realName = realName;
name = new EdgeName(vm.GetUserVariableName(realName));
ShortName = shortName;
}
public MapletNode(StateNode par, EdgeName realName, Model.Element elt)
: base(par, realName, elt)
{
}
public FieldNode(StateNode par, EdgeName realName, Model.Element elt)
: base(par, realName, elt)
{
/*
var idx = realName.LastIndexOf('.');
if (idx > 0)
name = realName.Substring(idx + 1);
*/
}
public ElementNode(StateNode st, string name, Model.Element elt)
: this(st, new EdgeName(name), elt) { }
public ElementNode(StateNode st, EdgeName name, Model.Element elt)
: base(st.dm, name, elt)
{
this.stateNode = st;
this.elt = elt;
}
public IEnumerable<ElementNode> GetExpansion(StateNode state, Model.Element elt)
{
List<ElementNode> result = new List<ElementNode>();
if (elt.Kind != Model.ElementKind.Uninterpreted)
return result;
// Perhaps elt is a known datatype value
Model.FuncTuple fnTuple;
if (DatatypeValues.TryGetValue(elt, out fnTuple)) {
// elt is a datatype value
int i = 0;
foreach (var arg in fnTuple.Args) {
var edgname = new EdgeName(this, i.ToString());
result.Add(new FieldNode(state, edgname, arg));
i++;
}
return result;
}
// Perhaps elt is a sequence
var seqLen = f_seq_length.AppWithArg(0, elt);
if (seqLen != null) {
// elt is a sequence
foreach (var tpl in f_seq_index.AppsWithArg(0, elt)) {
var edgname = new EdgeName(this, "[%0]", tpl.Args[1]);
result.Add(new FieldNode(state, edgname, Unbox(tpl.Result)));
}
return result;
}
// Perhaps elt is a set
foreach (var tpl in f_set_select.AppsWithArg(0, elt)) {
var setElement = tpl.Args[1];
var containment = tpl.Result;
var edgname = new EdgeName(this, "[%0]", Unbox(setElement));
result.Add(new FieldNode(state, edgname, containment));
}
if (result.Count != 0)
return result; // elt is a set
// It seems elt is an object or array
Model.Element[] lengths;
if (ArrayLengths.TryGetValue(elt, out lengths)) {
int i = 0;
foreach (var len in lengths) {
var name = lengths.Length == 1 ? "Length" : "Length" + i;
var edgname = new EdgeName(this, name);
result.Add(new FieldNode(state, edgname, len));
i++;
}
}
var heap = state.State.TryGet("$Heap");
if (heap != null) {
foreach (var tpl in f_heap_select.AppsWithArgs(0, heap, 1, elt)) {
var field = new FieldName(tpl.Args[2], this);
if (field.NameFormat != "alloc") {
var edgname = new EdgeName(this, field.NameFormat, field.NameArgs);
result.Add(new FieldNode(state, edgname, Unbox(tpl.Result)));
}
}
}
return result;
}