public virtual void ShouldDecodeFalse()
{
var boolType = new BoolType();
var result = boolType.Decode <bool>("0000000000000000000000000000000000000000000000000000000000000000");
Assert.Equal(false, result);
}
public override void addKnownField(string name, StringType @string, Annotation annotation)
{
switch (name)
{
case "age":
unchecked { new f4(V64.get(), this); }
return;
case "name":
unchecked { new f5(@string, this); }
return;
case "seen":
unchecked { new f6(BoolType.get(), this); }
return;
case "someintegersinalist":
unchecked { new f7(new ListType <int>(I32.get()), this); }
return;
case "somemap":
unchecked { new f8(new MapType <string, string>(@string, @string), this); }
return;
case "somereference":
unchecked { new f9(([email protected])(((SkillState)Owner).NoSerializedDatas()), this); }
return;
}
}
public virtual void ShouldEncodeTrue()
{
var boolType = new BoolType();
var result = boolType.Encode(true).ToHex();
Assert.Equal("0000000000000000000000000000000000000000000000000000000000000001", result);
}
public virtual void ShouldEncodeFalse()
{
var boolType = new BoolType();
var result = boolType.Encode(false).ToHex();
Assert.Equal("0000000000000000000000000000000000000000000000000000000000000000", result);
}
public UIElement Visit(BoolType type)
{
CheckBox cbIO = new CheckBox();
cbIO.IsChecked = false;
return(cbIO);
}
public virtual void ShouldDecodeTrue()
{
var boolType = new BoolType();
var result = boolType.Decode <bool>("0000000000000000000000000000000000000000000000000000000000000001");
Assert.Equal(true, result);
}
/// <summary>
/// Checks the statement for semantical errors
/// </summary>
public override void CheckStatement()
{
if (ListExpression != null)
{
if (ListExpression.Ref is Parameter)
{
Root.AddError("Cannot change the list value which is a parameter (" + ListExpression + ")");
}
Collection targetListType = ListExpression.GetExpressionType() as Collection;
if (targetListType != null)
{
if (Condition != null)
{
Condition.CheckExpression();
BoolType conditionType = Condition.GetExpressionType() as BoolType;
if (conditionType == null)
{
Root.AddError("Condition does not evaluates to boolean");
}
}
}
else
{
Root.AddError("Cannot determine type of " + ListExpression);
}
}
else
{
Root.AddError("List should be specified");
}
}
private IExpressionData getVariable(IObject Data)
{
IExpressionData expressionData = null;
if (Data is VariableData)
{
VariableData data = (VariableData)Data;
if (typeof(Double) == data.type)
{
expressionData = new DoubleType((double)data.value);
}
else if (data.type == typeof(String))
{
expressionData = new StringType((string)data.value);
}
else if (data.type == typeof(Boolean))
{
expressionData = new BoolType((bool)data.value);
}
else
{
throw new Exception("Unknown data type, Expression evaluate");
}
}
else if (Data is ArrayIndex || Data is ArrayObject)
{
expressionData = new ObjectType(Data);
}
return(expressionData);
}
public bool GetBooleanCellValue()
{
if (b == BoolType.Null)
{
b = BoolTypeEx.Parse(str);
}
return(b.IsTrue());
}
private void executeBranch(Environment env)
{
if (BoolType.IsTrue(env.DataStack.Pop()))
{
TrueBranchWord.Execute(env);
}
else
{
FalseBranchWord.Execute(env);
}
}
protected override bool BeforeEachCycleAction(Environment env)
{
WhileTestWord.Execute(env);
if (env.IsExitMode)
{
return(false);
}
return(BoolType.IsTrue(env.DataStack.Pop()));
}
/// <summary>
/// These method is called passing firstOperand a left operand in a binary arithmetical operation.
/// The second operand is encapsulated as secondOperand, in every instances of the class.
/// The first Operand is a BoolType so the second must be promotable to an expression where a + or
/// - made sense with a boolean value.
/// Implements a double dispatch pattern.
/// </summary>
/// <param name="firstOperand">The left operand of the operation is a BoolType.</param>
/// <returns>A TypeExpression if the operation makes sense, otherwise if showMessages is true, an error is raised</returns>
public override object Exec(BoolType firstOperand, object arg)
{
if (this.binaryOperator.Equals(ArithmeticOperator.Plus) && (bool)this.secondOperand.AcceptOperation(new EquivalentOperation(StringType.Instance), arg))
{
return(StringType.Instance);
}
if (this.showErrorMessage) //TODO: REvisar ESta SIgnaTURA
{
ErrorManager.Instance.NotifyError(new TypePromotionError(firstOperand.FullName, this.secondOperand.FullName, this.binaryOperator.ToString(), this.location));
}
return(null);
}
private void doExit(Environment env)
{
if (!ReadsFlag || BoolType.IsTrue(env.DataStack.Pop()))
{
if (BeforeAction != null)
{
BeforeAction(env);
}
env.ActiveExitWordName = Name;
}
}
public void ParseShouldReturnOptionBoolSome(string stringBool, bool expectedBool)
{
// Arrange
var value = stringBool;
Option <bool> expected = Some(expectedBool);
// Act
var result = BoolType.Parse(value);
// Assert
result.Should().Be(expected);
}
public void ParseShouldReturnOptionBoolNone()
{
// Arrange
var value = "not an logical boolean";
Option <bool> expected = None;
// Act
var result = BoolType.Parse(value);
// Assert
result.Should().Be(expected);
}
public override void OnEnter()
{
base.OnEnter();
var _db = databoxObject.Value as DataboxObject;
if (useOwnerInstanceID)
{
entryID = Owner.gameObject.GetInstanceID().ToString();
}
DataboxType _data = null;
switch (dataType)
{
case DataType.Float:
_data = new FloatType();
break;
case DataType.Int:
_data = new IntType();
break;
case DataType.Bool:
_data = new BoolType();
break;
case DataType.String:
_data = new StringType();
break;
case DataType.Color:
_data = new ColorType();
break;
case DataType.Quaternion:
_data = new QuaternionType();
break;
case DataType.Vector2:
_data = new Vector2Type();
break;
case DataType.Vector3:
_data = new Vector3Type();
break;
}
_db.AddData(tableID, entryID, valueID, _data);
Finish();
}
public override void addKnownField(string name, StringType @string, Annotation annotation)
{
switch (name)
{
case "bool":
unchecked { new f0(([email protected])(((SkillState)Owner).ZBooleans()), this); }
return;
case "boolean":
unchecked { new f1(BoolType.get(), this); }
return;
}
}
// -------------------------------------------------------------------------------
// SetBool
// -------------------------------------------------------------------------------
public static bool SetBool(bool original, BoolType boolType)
{
if (boolType == BoolType.True)
{
return(true);
}
else if (boolType == BoolType.False)
{
return(false);
}
return(original);
}
/// <summary>
/// Checks the statement for semantical errors
/// </summary>
public override void CheckStatement()
{
if (ListExpression != null)
{
if (ListExpression.Ref is Parameter)
{
Root.AddError("Cannot change the list value which is a parameter (" + ListExpression + ")");
}
Collection targetListType = ListExpression.GetExpressionType() as Collection;
if (targetListType != null)
{
Type elementType = Value.GetExpressionType();
if (elementType != targetListType.Type)
{
Root.AddError("Inserted element type does not corresponds to list type");
}
if (Condition != null)
{
Condition.CheckExpression();
BoolType conditionType = Condition.GetExpressionType() as BoolType;
if (conditionType == null)
{
Root.AddError("Condition does not evaluates to boolean");
}
}
else
{
Root.AddError("Condition should be provided");
}
}
else
{
Root.AddError("Cannot determine collection type of " + ListExpression);
}
}
else
{
Root.AddError("List should be specified");
}
if (Value != null)
{
Value.CheckExpression();
}
else
{
Root.AddError("Value should be specified");
}
}
public override object Exec(BoolType firstOperand, object arg)
{
if (relationalOperator == RelationalOperator.Equal || relationalOperator == RelationalOperator.NotEqual)
{
if ((int)secondOperand.AcceptOperation(new PromotionLevelOperation(firstOperand), arg) != -1)
{
return(BoolType.Instance);
}
if (showErrorMessage)
{
ErrorManager.Instance.NotifyError(new TypePromotionError(secondOperand.FullName, firstOperand.FullName, location));
return(null);
}
}
return(ReportError(firstOperand));
}
public static AtomType Consume(Parser parser)
{
AtomType atomType = null;
switch (parser.LookAhead().Type)
{
case TokenInfo.TokenType.BOOL:
parser.Eat(TokenInfo.TokenType.BOOL);
atomType = new BoolType();
break;
case TokenInfo.TokenType.CHAR:
parser.Eat(TokenInfo.TokenType.CHAR);
atomType = new CharType();
break;
case TokenInfo.TokenType.DOUBLE:
parser.Eat(TokenInfo.TokenType.DOUBLE);
atomType = new DoubleType();
break;
case TokenInfo.TokenType.INT:
parser.Eat(TokenInfo.TokenType.INT);
atomType = new IntType();
break;
case TokenInfo.TokenType.STRING:
parser.Eat(TokenInfo.TokenType.STRING);
atomType = new StringType();
break;
case TokenInfo.TokenType.VOID:
parser.Eat(TokenInfo.TokenType.VOID);
atomType = new VoidType();
break;
default:
break;
}
if (atomType == null)
{
throw new ParserError(new FailedConsumer(), parser.Cursor);
}
return(atomType);
}
public override string GenerateForTypicalWrapper(
ObjectGeneration objGen,
TypeGeneration typeGen,
Accessor dataAccessor,
Accessor packageAccessor)
{
BoolType b = typeGen as BoolType;
if (b.BoolAsMarker == null)
{
return($"{dataAccessor}[0] == 1");
}
else
{
return("true");
}
}
public static string BoolToString(bool p_bValue, BoolType p_boolType)
{
switch (p_boolType)
{
case BoolType.TrueFalse:
return p_bValue ? "True" : "False";
case BoolType.YesNo:
return p_bValue ? "Yes" : "No";
case BoolType.OnOff:
return p_bValue ? "On" : "Off";
case BoolType.IstinaLog:
return p_bValue ? "Истина" : "Ложь";
case BoolType.DaNet:
return p_bValue ? "Да" : "Нет";
}
return p_bValue.ToString();
}
public void MQTTEvent(string payload)
{
bool state = false;
BoolType boolType = null;
// TODO: This should be cleaned up to deal with more complex types
try
{
boolType = JsonUtility.FromJson <BoolType>(payload);
if (reverseTrigger)
{
state = !boolType.value;
}
else
{
state = boolType.value;
}
}
catch (Exception e)
{
Debug.Log("error: " + e);
}
//If gameobject has a light component, match state
if (this.GetComponent <Light>())
{
this.GetComponent <Light>().enabled = state;
}
// Do the same for any child light entities if they exist
for (int i = 0; i < this.transform.childCount; i++)
{
if (this.transform.GetChild(i).gameObject.GetComponent <Light>())
{
this.transform.GetChild(i).gameObject.GetComponent <Light>().enabled = state;
}
}
// If an triggerAnimation is provided, activate it
if (triggerAnimation != "")
{
AnimateObject(triggerAnimationAnimation, state);
}
}
public override async Task GenerateCopyIn(
FileGeneration fg,
ObjectGeneration objGen,
TypeGeneration typeGen,
Accessor frameAccessor,
Accessor itemAccessor,
Accessor errorMaskAccessor,
Accessor translationMaskAccessor)
{
BoolType b = typeGen as BoolType;
if (b.BoolAsMarker == null)
{
await base.GenerateCopyIn(fg, objGen, typeGen, frameAccessor, itemAccessor, errorMaskAccessor, translationMaskAccessor);
}
else
{
fg.AppendLine($"{itemAccessor} = true;");
}
}
/// <summary>
/// Tipos básicos não possuem transformações especiais.
/// </summary>
/// <param name="valueTypes"></param>
/// <returns></returns>
private static TypeBase GetTypeFromValue(TypeRef valueTypes)
{
if (valueTypes == null)
{
return(null);
}
switch (valueTypes.AsString().ToLower())
{
case "byte[]":
case "string":
return(StringType.Create());
case "int":
return(IntegerType.Create());
case "int?":
return(IntegerType.CreateNullable());
case "datetime":
return(DateType.Create());
case "datetime?":
return(DateType.CreateNullable());
case "long":
return(LongType.Create());
case "long?":
return(LongType.CreateNullable());
case "bool":
return(BoolType.Create());
case "bool?":
return(BoolType.CreateNullable());
default:
throw new ArgumentOutOfRangeException("valueTypes", "Não foi possível determinar o tipo da propriedade!");
}
}
public override async Task GenerateWrite(
FileGeneration fg,
ObjectGeneration objGen,
TypeGeneration typeGen,
Accessor writerAccessor,
Accessor itemAccessor,
Accessor errorMaskAccessor,
Accessor translationMaskAccessor,
Accessor converterAccessor)
{
BoolType b = typeGen as BoolType;
if (b.BoolAsMarker == null)
{
await base.GenerateWrite(
fg,
objGen,
typeGen,
writerAccessor,
itemAccessor,
errorMaskAccessor,
translationMaskAccessor,
converterAccessor);
}
else
{
var data = typeGen.GetFieldData();
using (var args = new ArgsWrapper(fg,
$"{this.NamespacePrefix}{GetTranslatorInstance(typeGen, getter: true)}.WriteAsMarker"))
{
args.Add($"writer: {writerAccessor}");
args.Add($"item: {ItemWriteAccess(typeGen, itemAccessor)}");
if (data.RecordType.HasValue &&
data.HandleTrigger)
{
args.Add($"header: recordTypeConverter.ConvertToCustom({objGen.RecordTypeHeaderName(data.RecordType.Value)})");
}
}
}
}
public BooleanBinaryTranslationGeneration()
: base(expectedLen: 1)
{
this.AdditionalCopyInParams.Add((o, t) =>
{
BoolType b = t as BoolType;
if (b.ByteLength != 1)
{
return(TryGet <string> .Succeed($"byteLength: {b.ByteLength}"));
}
return(TryGet <string> .Failure);
});
this.AdditionalWriteParams.Add((o, t) =>
{
BoolType b = t as BoolType;
if (b.ByteLength != 1)
{
return(TryGet <string> .Succeed($"byteLength: {b.ByteLength}"));
}
return(TryGet <string> .Failure);
});
}
public bool IsModified()
{
if (modified == BoolType.Null)
{
FileInfo file = new FileInfo(fullPath);
FileInfo metafile = new FileInfo(fullPath + ".meta");
if (metafile.Exists)
{
string newMetaHash = GetMetaDigest(metafile);
modified = modified.Or(metaHash != newMetaHash);
metaHash = newMetaHash;
}
else
{
metaHash = string.Empty;
}
if (!modified.IsTrue() && timestamp == file.LastWriteTimeUtc.Ticks)
{ // fast check
modified = BoolType.False;
}
else
{
timestamp = file.LastWriteTimeUtc.Ticks;
using (var s = file.Open(FileMode.Open, FileAccess.Read))
{
string newAssetHash = s.ComputeHash();
modified = modified.Or(assetHash != newAssetHash);
assetHash = newAssetHash;
}
}
}
if (modified.IsTrue())
{
version++;
}
return(modified.IsTrue());
}
/// <summary>
/// Returns a value that indicates a promotion level.
/// </summary>
/// <param name="firstOperand">WriteType to promotion.</param>
/// <returns>Returns a promotion value.</returns>
public override object Exec(BoolType firstOperand, object arg)
{
// * Bool type and type variable
if (TypeExpression.As <BoolType>(this.secondOperand) != null)
{
return(0);
}
// * WriteType variable
TypeVariable typeVariable = this.secondOperand as TypeVariable;
if (typeVariable != null && typeVariable.Substitution == null)
{
// * A free variable is complete promotion
return(0);
}
// * Union type
UnionType unionType = TypeExpression.As <UnionType>(this.secondOperand);
if (unionType != null)
{
return(unionType.SuperType(firstOperand));
}
// * Field type and bounded type variable
FieldType fieldType = TypeExpression.As <FieldType>(this.secondOperand);
if (fieldType != null)
{
return(firstOperand.AcceptOperation(new PromotionLevelOperation(fieldType.FieldTypeExpression), arg));
}
// * Use the BCL object oriented approach
return(firstOperand.AsClassType().AcceptOperation(this, arg));
}
void FunctionDecl(DeclModifierData dmod, bool isWithinAbstractModule, out Function/*!*/ f)
{
Contract.Ensures(Contract.ValueAtReturn(out f)!=null);
Attributes attrs = null;
IToken/*!*/ id = Token.NoToken; // to please compiler
List<TypeParameter/*!*/> typeArgs = new List<TypeParameter/*!*/>();
List<Formal/*!*/> formals = new List<Formal/*!*/>();
Type/*!*/ returnType = new BoolType();
List<Expression/*!*/> reqs = new List<Expression/*!*/>();
List<Expression/*!*/> ens = new List<Expression/*!*/>();
List<FrameExpression/*!*/> reads = new List<FrameExpression/*!*/>();
List<Expression/*!*/> decreases;
Expression body = null;
bool isPredicate = false; bool isIndPredicate = false; bool isCoPredicate = false;
bool isFunctionMethod = false;
IToken bodyStart = Token.NoToken;
IToken bodyEnd = Token.NoToken;
IToken signatureEllipsis = null;
bool missingOpenParen;
bool isTwoState = false;
if (la.kind == 44) {
Get();
isTwoState = true;
}
if (la.kind == 41) {
Get();
if (la.kind == 90) {
Get();
if (isTwoState) { SemErr(t, "twostate functions are supported only as a ghosts, not as function methods"); }
else { isFunctionMethod = true; }
}
AllowedDeclModifiers allowed = AllowedDeclModifiers.AlreadyGhost | AllowedDeclModifiers.Static;
if (!isTwoState) { allowed |= AllowedDeclModifiers.Protected; }
string caption = "Functions";
if (isFunctionMethod) {
allowed |= AllowedDeclModifiers.Extern;
caption = "Function methods";
}
CheckDeclModifiers(dmod, caption, allowed);
while (la.kind == 50) {
Attribute(ref attrs);
}
NoUSIdent(out id);
if (la.kind == 54 || la.kind == 56) {
if (la.kind == 56) {
GenericParameters(typeArgs);
}
Formals(true, isFunctionMethod, isTwoState, formals);
Expect(22);
Type(out returnType);
} else if (la.kind == 63) {
Get();
signatureEllipsis = t;
} else SynErr(171);
} else if (la.kind == 42) {
Get();
isPredicate = true;
if (la.kind == 90) {
Get();
if (isTwoState) { SemErr(t, "twostate predicates are supported only as a ghosts, not as predicate methods"); }
else { isFunctionMethod = true; }
}
AllowedDeclModifiers allowed = AllowedDeclModifiers.AlreadyGhost | AllowedDeclModifiers.Static;
if (!isTwoState) { allowed |= AllowedDeclModifiers.Protected; }
string caption = "Predicates";
if (isFunctionMethod) {
allowed |= AllowedDeclModifiers.Extern;
caption = "Predicate methods";
}
CheckDeclModifiers(dmod, caption, allowed);
while (la.kind == 50) {
Attribute(ref attrs);
}
NoUSIdent(out id);
if (StartOf(11)) {
if (la.kind == 56) {
GenericParameters(typeArgs);
}
missingOpenParen = true;
if (la.kind == 54) {
Formals(true, isFunctionMethod, isTwoState, formals);
missingOpenParen = false;
}
if (missingOpenParen) { errors.Warning(t, "with the new support of higher-order functions in Dafny, parentheses-less predicates are no longer supported; in the new syntax, parentheses are required for the declaration and uses of predicates, even if the predicate takes no additional arguments"); }
if (la.kind == 22) {
Get();
SemErr(t, "predicates do not have an explicitly declared return type; it is always bool");
}
} else if (la.kind == 63) {
Get();
signatureEllipsis = t;
} else SynErr(172);
} else if (la.kind == 43) {
Contract.Assert(!isTwoState); // the IsFunctionDecl check checks that "twostate" is not followed by "inductive"
Get();
Expect(42);
isIndPredicate = true;
CheckDeclModifiers(dmod, "Inductive predicates",
AllowedDeclModifiers.AlreadyGhost | AllowedDeclModifiers.Static | AllowedDeclModifiers.Protected);
while (la.kind == 50) {
Attribute(ref attrs);
}
NoUSIdent(out id);
if (la.kind == 54 || la.kind == 56) {
if (la.kind == 56) {
GenericParameters(typeArgs);
}
Formals(true, isFunctionMethod, false, formals);
if (la.kind == 22) {
Get();
SemErr(t, "inductive predicates do not have an explicitly declared return type; it is always bool");
}
} else if (la.kind == 63) {
Get();
signatureEllipsis = t;
} else SynErr(173);
} else if (la.kind == 46) {
Contract.Assert(!isTwoState); // the IsFunctionDecl check checks that "twostate" is not followed by "copredicate"
Get();
isCoPredicate = true;
CheckDeclModifiers(dmod, "Copredicates",
AllowedDeclModifiers.AlreadyGhost | AllowedDeclModifiers.Static | AllowedDeclModifiers.Protected);
while (la.kind == 50) {
Attribute(ref attrs);
}
NoUSIdent(out id);
if (la.kind == 54 || la.kind == 56) {
if (la.kind == 56) {
GenericParameters(typeArgs);
}
Formals(true, isFunctionMethod, false, formals);
if (la.kind == 22) {
Get();
SemErr(t, "copredicates do not have an explicitly declared return type; it is always bool");
}
} else if (la.kind == 63) {
Get();
signatureEllipsis = t;
} else SynErr(174);
} else SynErr(175);
decreases = isIndPredicate || isCoPredicate ? null : new List<Expression/*!*/>();
while (StartOf(12)) {
FunctionSpec(reqs, reads, ens, decreases);
}
if (la.kind == 50) {
FunctionBody(out body, out bodyStart, out bodyEnd);
}
if (!isWithinAbstractModule && DafnyOptions.O.DisallowSoundnessCheating && body == null && ens.Count > 0 &&
!Attributes.Contains(attrs, "axiom") && !Attributes.Contains(attrs, "imported")) {
SemErr(t, "a function with an ensures clause must have a body, unless given the :axiom attribute");
}
EncodeExternAsAttribute(dmod, ref attrs, id, /* needAxiom */ true);
IToken tok = theVerifyThisFile ? id : new IncludeToken(id);
if (isTwoState && isPredicate) {
f = new TwoStatePredicate(tok, id.val, dmod.IsStatic, typeArgs, formals,
reqs, reads, ens, new Specification<Expression>(decreases, null), body, attrs, signatureEllipsis);
} else if (isTwoState) {
f = new TwoStateFunction(tok, id.val, dmod.IsStatic, typeArgs, formals, returnType,
reqs, reads, ens, new Specification<Expression>(decreases, null), body, attrs, signatureEllipsis);
} else if (isPredicate) {
f = new Predicate(tok, id.val, dmod.IsStatic, dmod.IsProtected, !isFunctionMethod, typeArgs, formals,
reqs, reads, ens, new Specification<Expression>(decreases, null), body, Predicate.BodyOriginKind.OriginalOrInherited, attrs, signatureEllipsis);
} else if (isIndPredicate) {
f = new InductivePredicate(tok, id.val, dmod.IsStatic, dmod.IsProtected, typeArgs, formals,
reqs, reads, ens, body, attrs, signatureEllipsis);
} else if (isCoPredicate) {
f = new CoPredicate(tok, id.val, dmod.IsStatic, dmod.IsProtected, typeArgs, formals,
reqs, reads, ens, body, attrs, signatureEllipsis);
} else {
f = new Function(tok, id.val, dmod.IsStatic, dmod.IsProtected, !isFunctionMethod, typeArgs, formals, returnType,
reqs, reads, ens, new Specification<Expression>(decreases, null), body, attrs, signatureEllipsis);
}
f.BodyStartTok = bodyStart;
f.BodyEndTok = bodyEnd;
theBuiltIns.CreateArrowTypeDecl(formals.Count);
if (isIndPredicate || isCoPredicate) {
// also create an arrow type for the corresponding prefix predicate
theBuiltIns.CreateArrowTypeDecl(formals.Count + 1);
}
}
public IValue Visit(BoolType boolType)
{
return(null);
}
void TypeAndToken(out IToken tok, out Type ty, bool inExpressionContext)
{
Contract.Ensures(Contract.ValueAtReturn(out tok)!=null); Contract.Ensures(Contract.ValueAtReturn(out ty) != null);
tok = Token.NoToken; ty = new BoolType(); /*keep compiler happy*/
List<Type> gt; List<Type> tupleArgTypes = null;
switch (la.kind) {
case 7: {
Get();
tok = t;
break;
}
case 8: {
Get();
tok = t; ty = new CharType();
break;
}
case 9: {
Get();
tok = t; ty = new IntType();
break;
}
case 10: {
Get();
tok = t; ty = new UserDefinedType(tok, tok.val, null);
break;
}
case 11: {
Get();
tok = t; ty = new RealType();
break;
}
case 6: {
Get();
tok = t;
int w = StringToInt(tok.val.Substring(2), 0, "bitvectors that wide");
ty = new BitvectorType(w);
break;
}
case 12: {
Get();
tok = t; ty = new ObjectType();
break;
}
case 14: {
Get();
tok = t;
OptGenericInstantiation(out gt, inExpressionContext);
if (gt != null && gt.Count > 1) {
SemErr("set type expects only one type argument");
}
ty = new SetType(true, gt != null ?gt[0] : null);
break;
}
case 15: {
Get();
tok = t;
OptGenericInstantiation(out gt, inExpressionContext);
if (gt != null && gt.Count > 1) {
SemErr("set type expects only one type argument");
}
ty = new SetType(false, gt != null ? gt[0] : null);
break;
}
case 16: {
Get();
tok = t;
OptGenericInstantiation(out gt, inExpressionContext);
if (gt != null && gt.Count > 1) {
SemErr("multiset type expects only one type argument");
}
ty = new MultiSetType(gt != null ? gt[0] : null);
break;
}
case 17: {
Get();
tok = t;
OptGenericInstantiation(out gt, inExpressionContext);
if (gt != null && gt.Count > 1) {
SemErr("seq type expects only one type argument");
}
ty = new SeqType(gt != null ? gt[0] : null);
break;
}
case 13: {
Get();
tok = t; ty = new UserDefinedType(tok, tok.val, null);
break;
}
case 18: {
Get();
tok = t;
OptGenericInstantiation(out gt, inExpressionContext);
if (gt == null) {
ty = new MapType(true, null, null);
} else if (gt.Count != 2) {
SemErr("map type expects two type arguments");
ty = new MapType(true, gt[0], gt.Count == 1 ? new InferredTypeProxy() : gt[1]);
} else {
ty = new MapType(true, gt[0], gt[1]);
}
break;
}
case 19: {
Get();
tok = t;
OptGenericInstantiation(out gt, inExpressionContext);
if (gt == null) {
ty = new MapType(false, null, null);
} else if (gt.Count != 2) {
SemErr("imap type expects two type arguments");
ty = new MapType(false, gt[0], gt.Count == 1 ? new InferredTypeProxy() : gt[1]);
} else {
ty = new MapType(false, gt[0], gt[1]);
}
break;
}
case 5: {
Get();
tok = t;
OptGenericInstantiation(out gt, inExpressionContext);
int dims = StringToInt(tok.val.Substring(5), 1, "arrays of that many dimensions");
ty = theBuiltIns.ArrayType(tok, dims, gt, true);
break;
}
case 54: {
Get();
tok = t; tupleArgTypes = new List<Type>();
if (StartOf(6)) {
Type(out ty);
tupleArgTypes.Add(ty);
while (la.kind == 23) {
Get();
Type(out ty);
tupleArgTypes.Add(ty);
}
}
Expect(55);
if (tupleArgTypes.Count == 1) {
// just return the type 'ty'
} else {
var dims = tupleArgTypes.Count;
var tmp = theBuiltIns.TupleType(tok, dims, true); // make sure the tuple type exists
ty = new UserDefinedType(tok, BuiltIns.TupleTypeName(dims), dims == 0 ? null : tupleArgTypes);
}
break;
}
case 1: {
Expression e;
NameSegmentForTypeName(out e, inExpressionContext);
tok = t;
while (la.kind == 28) {
Get();
Expect(1);
tok = t; List<Type> typeArgs;
OptGenericInstantiation(out typeArgs, inExpressionContext);
e = new ExprDotName(tok, e, tok.val, typeArgs);
}
ty = new UserDefinedType(e.tok, e);
break;
}
default: SynErr(182); break;
}
if (IsArrow()) {
Expect(32);
tok = t; Type t2;
Type(out t2);
if (tupleArgTypes != null) {
gt = tupleArgTypes;
} else {
gt = new List<Type>{ ty };
}
ty = new ArrowType(tok, gt, t2);
theBuiltIns.CreateArrowTypeDecl(gt.Count);
}
}
public virtual void ShouldDecodeFalse()
{
var boolType = new BoolType();
var result = boolType.Decode<bool>("0000000000000000000000000000000000000000000000000000000000000000");
Assert.Equal(false, result);
}
public virtual void ShouldEncodeFalse()
{
var boolType = new BoolType();
var result = boolType.Encode(false).ToHex();
Assert.Equal("0000000000000000000000000000000000000000000000000000000000000000", result);
}
public virtual void ShouldDecodeTrue()
{
var boolType = new BoolType();
var result = boolType.Decode<bool>("0000000000000000000000000000000000000000000000000000000000000001");
Assert.Equal(true, result);
}
public virtual void ShouldEncodeTrue()
{
var boolType = new BoolType();
var result = boolType.Encode(true).ToHex();
Assert.Equal("0000000000000000000000000000000000000000000000000000000000000001", result);
}
void FunctionDecl(MemberModifiers mmod, bool isWithinAbstractModule, out Function/*!*/ f)
{
Contract.Ensures(Contract.ValueAtReturn(out f)!=null);
Attributes attrs = null;
IToken/*!*/ id = Token.NoToken; // to please compiler
List<TypeParameter/*!*/> typeArgs = new List<TypeParameter/*!*/>();
List<Formal/*!*/> formals = new List<Formal/*!*/>();
Type/*!*/ returnType = new BoolType();
List<Expression/*!*/> reqs = new List<Expression/*!*/>();
List<Expression/*!*/> ens = new List<Expression/*!*/>();
List<FrameExpression/*!*/> reads = new List<FrameExpression/*!*/>();
List<Expression/*!*/> decreases;
Expression body = null;
bool isPredicate = false; bool isIndPredicate = false; bool isCoPredicate = false;
bool isFunctionMethod = false;
IToken bodyStart = Token.NoToken;
IToken bodyEnd = Token.NoToken;
IToken signatureEllipsis = null;
bool missingOpenParen;
if (la.kind == 38) {
Get();
if (la.kind == 84) {
Get();
isFunctionMethod = true;
}
if (mmod.IsGhost) { SemErr(t, "functions cannot be declared 'ghost' (they are ghost by default)"); }
while (la.kind == 46) {
Attribute(ref attrs);
}
NoUSIdent(out id);
if (la.kind == 50 || la.kind == 52) {
if (la.kind == 52) {
GenericParameters(typeArgs);
}
Formals(true, isFunctionMethod, formals);
Expect(21);
Type(out returnType);
} else if (la.kind == 59) {
Get();
signatureEllipsis = t;
} else SynErr(153);
} else if (la.kind == 39) {
Get();
isPredicate = true;
if (la.kind == 84) {
Get();
isFunctionMethod = true;
}
if (mmod.IsGhost) { SemErr(t, "predicates cannot be declared 'ghost' (they are ghost by default)"); }
while (la.kind == 46) {
Attribute(ref attrs);
}
NoUSIdent(out id);
if (StartOf(8)) {
if (la.kind == 52) {
GenericParameters(typeArgs);
}
missingOpenParen = true;
if (la.kind == 50) {
Formals(true, isFunctionMethod, formals);
missingOpenParen = false;
}
if (missingOpenParen) { errors.Warning(t, "with the new support of higher-order functions in Dafny, parentheses-less predicates are no longer supported; in the new syntax, parentheses are required for the declaration and uses of predicates, even if the predicate takes no additional arguments"); }
if (la.kind == 21) {
Get();
SemErr(t, "predicates do not have an explicitly declared return type; it is always bool");
}
} else if (la.kind == 59) {
Get();
signatureEllipsis = t;
} else SynErr(154);
} else if (la.kind == 40) {
Get();
Expect(39);
isIndPredicate = true;
if (mmod.IsGhost) { SemErr(t, "inductive predicates cannot be declared 'ghost' (they are ghost by default)"); }
while (la.kind == 46) {
Attribute(ref attrs);
}
NoUSIdent(out id);
if (la.kind == 50 || la.kind == 52) {
if (la.kind == 52) {
GenericParameters(typeArgs);
}
Formals(true, isFunctionMethod, formals);
if (la.kind == 21) {
Get();
SemErr(t, "inductive predicates do not have an explicitly declared return type; it is always bool");
}
} else if (la.kind == 59) {
Get();
signatureEllipsis = t;
} else SynErr(155);
} else if (la.kind == 42) {
Get();
isCoPredicate = true;
if (mmod.IsGhost) { SemErr(t, "copredicates cannot be declared 'ghost' (they are ghost by default)"); }
while (la.kind == 46) {
Attribute(ref attrs);
}
NoUSIdent(out id);
if (la.kind == 50 || la.kind == 52) {
if (la.kind == 52) {
GenericParameters(typeArgs);
}
Formals(true, isFunctionMethod, formals);
if (la.kind == 21) {
Get();
SemErr(t, "copredicates do not have an explicitly declared return type; it is always bool");
}
} else if (la.kind == 59) {
Get();
signatureEllipsis = t;
} else SynErr(156);
} else SynErr(157);
decreases = isIndPredicate || isCoPredicate ? null : new List<Expression/*!*/>();
while (StartOf(9)) {
FunctionSpec(reqs, reads, ens, decreases);
}
if (la.kind == 46) {
FunctionBody(out body, out bodyStart, out bodyEnd);
}
if (!isWithinAbstractModule && DafnyOptions.O.DisallowSoundnessCheating && body == null && ens.Count > 0 && !Attributes.Contains(attrs, "axiom") && !Attributes.Contains(attrs, "imported")) {
SemErr(t, "a function with an ensures clause must have a body, unless given the :axiom attribute");
}
IToken tok = theVerifyThisFile ? id : new IncludeToken(id);
if (isPredicate) {
f = new Predicate(tok, id.val, mmod.IsStatic, mmod.IsProtected, !isFunctionMethod, typeArgs, formals,
reqs, reads, ens, new Specification<Expression>(decreases, null), body, Predicate.BodyOriginKind.OriginalOrInherited, attrs, signatureEllipsis);
} else if (isIndPredicate) {
f = new InductivePredicate(tok, id.val, mmod.IsStatic, mmod.IsProtected, typeArgs, formals,
reqs, reads, ens, body, attrs, signatureEllipsis);
} else if (isCoPredicate) {
f = new CoPredicate(tok, id.val, mmod.IsStatic, mmod.IsProtected, typeArgs, formals,
reqs, reads, ens, body, attrs, signatureEllipsis);
} else {
f = new Function(tok, id.val, mmod.IsStatic, mmod.IsProtected, !isFunctionMethod, typeArgs, formals, returnType,
reqs, reads, ens, new Specification<Expression>(decreases, null), body, attrs, signatureEllipsis);
}
f.BodyStartTok = bodyStart;
f.BodyEndTok = bodyEnd;
theBuiltIns.CreateArrowTypeDecl(formals.Count);
if (isIndPredicate || isCoPredicate) {
// also create an arrow type for the corresponding prefix predicate
theBuiltIns.CreateArrowTypeDecl(formals.Count + 1);
}
}
void TypeIdentOptional(out IToken/*!*/ id, out string/*!*/ identName, out Type/*!*/ ty, out bool isGhost)
{
Contract.Ensures(Contract.ValueAtReturn(out id)!=null);
Contract.Ensures(Contract.ValueAtReturn(out ty)!=null);
Contract.Ensures(Contract.ValueAtReturn(out identName)!=null);
string name = null; id = Token.NoToken; ty = new BoolType()/*dummy*/; isGhost = false;
if (la.kind == 73) {
Get();
isGhost = true;
}
if (StartOf(3)) {
TypeAndToken(out id, out ty);
if (la.kind == 21) {
Get();
UserDefinedType udt = ty as UserDefinedType;
if (udt != null && udt.TypeArgs.Count == 0) {
name = udt.Name;
} else {
SemErr(id, "invalid formal-parameter name in datatype constructor");
}
Type(out ty);
}
} else if (la.kind == 2) {
Get();
id = t; name = id.val;
Expect(21);
Type(out ty);
} else SynErr(163);
if (name != null) {
identName = name;
} else {
identName = "#" + anonymousIds++;
}
}
void TypeAndToken(out IToken tok, out Type ty)
{
Contract.Ensures(Contract.ValueAtReturn(out tok)!=null); Contract.Ensures(Contract.ValueAtReturn(out ty) != null);
tok = Token.NoToken; ty = new BoolType(); /*keep compiler happy*/
List<Type> gt; List<Type> tupleArgTypes = null;
switch (la.kind) {
case 6: {
Get();
tok = t;
break;
}
case 7: {
Get();
tok = t; ty = new CharType();
break;
}
case 9: {
Get();
tok = t; ty = new NatType();
break;
}
case 8: {
Get();
tok = t; ty = new IntType();
break;
}
case 10: {
Get();
tok = t; ty = new RealType();
break;
}
case 11: {
Get();
tok = t; ty = new ObjectType();
break;
}
case 13: {
Get();
tok = t; gt = new List<Type>();
if (la.kind == 52) {
GenericInstantiation(gt);
}
if (gt.Count > 1) {
SemErr("set type expects only one type argument");
}
ty = new SetType(true, gt.Count == 1 ? gt[0] : null);
break;
}
case 14: {
Get();
tok = t; gt = new List<Type>();
if (la.kind == 52) {
GenericInstantiation(gt);
}
if (gt.Count > 1) {
SemErr("set type expects only one type argument");
}
ty = new SetType(false, gt.Count == 1 ? gt[0] : null);
break;
}
case 15: {
Get();
tok = t; gt = new List<Type>();
if (la.kind == 52) {
GenericInstantiation(gt);
}
if (gt.Count > 1) {
SemErr("multiset type expects only one type argument");
}
ty = new MultiSetType(gt.Count == 1 ? gt[0] : null);
break;
}
case 16: {
Get();
tok = t; gt = new List<Type>();
if (la.kind == 52) {
GenericInstantiation(gt);
}
if (gt.Count > 1) {
SemErr("seq type expects only one type argument");
}
ty = new SeqType(gt.Count == 1 ? gt[0] : null);
break;
}
case 12: {
Get();
tok = t; ty = new UserDefinedType(tok, tok.val, null);
break;
}
case 17: {
Get();
tok = t; gt = new List<Type>();
if (la.kind == 52) {
GenericInstantiation(gt);
}
if (gt.Count == 0) {
ty = new MapType(true, null, null);
} else if (gt.Count != 2) {
SemErr("map type expects two type arguments");
ty = new MapType(true, gt[0], gt.Count == 1 ? new InferredTypeProxy() : gt[1]);
} else {
ty = new MapType(true, gt[0], gt[1]);
}
break;
}
case 18: {
Get();
tok = t; gt = new List<Type>();
if (la.kind == 52) {
GenericInstantiation(gt);
}
if (gt.Count == 0) {
ty = new MapType(false, null, null);
} else if (gt.Count != 2) {
SemErr("imap type expects two type arguments");
ty = new MapType(false, gt[0], gt.Count == 1 ? new InferredTypeProxy() : gt[1]);
} else {
ty = new MapType(false, gt[0], gt[1]);
}
break;
}
case 5: {
Get();
tok = t; gt = null;
if (la.kind == 52) {
gt = new List<Type>();
GenericInstantiation(gt);
}
int dims = tok.val.Length == 5 ? 1 : int.Parse(tok.val.Substring(5));
ty = theBuiltIns.ArrayType(tok, dims, gt, true);
break;
}
case 50: {
Get();
tok = t; tupleArgTypes = new List<Type>();
if (StartOf(3)) {
Type(out ty);
tupleArgTypes.Add(ty);
while (la.kind == 22) {
Get();
Type(out ty);
tupleArgTypes.Add(ty);
}
}
Expect(51);
if (tupleArgTypes.Count == 1) {
// just return the type 'ty'
} else {
var dims = tupleArgTypes.Count;
var tmp = theBuiltIns.TupleType(tok, dims, true); // make sure the tuple type exists
ty = new UserDefinedType(tok, BuiltIns.TupleTypeName(dims), dims == 0 ? null : tupleArgTypes);
}
break;
}
case 1: {
Expression e; tok = t;
NameSegmentForTypeName(out e);
tok = t;
while (la.kind == 27) {
Get();
Expect(1);
tok = t; List<Type> typeArgs = null;
if (la.kind == 52) {
typeArgs = new List<Type>();
GenericInstantiation(typeArgs);
}
e = new ExprDotName(tok, e, tok.val, typeArgs);
}
ty = new UserDefinedType(e.tok, e);
break;
}
default: SynErr(164); break;
}
if (la.kind == 30) {
Type t2;
Get();
tok = t;
Type(out t2);
if (tupleArgTypes != null) {
gt = tupleArgTypes;
} else {
gt = new List<Type>{ ty };
}
ty = new ArrowType(tok, gt, t2);
theBuiltIns.CreateArrowTypeDecl(gt.Count);
}
}
