private void HandleDecimal(ResolveResult resolveOperator, bool isLong = false)
{
var orr = resolveOperator as OperatorResolveResult;
var op = UnaryOperatorExpression.Operator;
var oldType = Emitter.UnaryOperatorType;
var oldAccessor = Emitter.IsUnaryAccessor;
var typeCode = isLong ? KnownTypeCode.Int64 : KnownTypeCode.Decimal;
Emitter.UnaryOperatorType = op;
var argResolverResult = Emitter.Resolver.ResolveNode(UnaryOperatorExpression.Expression);
bool nullable = NullableType.IsNullable(argResolverResult.Type);
bool isAccessor = false;
if (argResolverResult is MemberResolveResult memberArgResolverResult && memberArgResolverResult.Member is IProperty)
{
var isIgnore = Emitter.Validator.IsExternalType(memberArgResolverResult.Member.DeclaringTypeDefinition);
var inlineAttr = Emitter.GetAttribute(memberArgResolverResult.Member.Attributes, Translator.H5_ASSEMBLY + ".TemplateAttribute");
var ignoreAccessor = Emitter.Validator.IsExternalType(((IProperty)memberArgResolverResult.Member).Getter);
var isAccessorsIndexer = Emitter.Validator.IsAccessorsIndexer(memberArgResolverResult.Member);
isAccessor = ((IProperty)memberArgResolverResult.Member).IsIndexer;
if (inlineAttr == null && (isIgnore || ignoreAccessor) && !isAccessorsIndexer)
{
isAccessor = false;
}
}
protected virtual string GetCastCode(Expression expression, AstType astType, string op, out bool isCastAttr)
{
isCastAttr = false;
if (!(Emitter.Resolver.ResolveNode(astType) is TypeResolveResult resolveResult))
{
return(null);
}
var exprResolveResult = Emitter.Resolver.ResolveNode(expression);
string inline = null;
bool isOp = op == CS.Ops.IS;
var method = isOp ? null : GetCastMethod(exprResolveResult.Type, resolveResult.Type, out inline);
if (method == null && !isOp && (NullableType.IsNullable(exprResolveResult.Type) || NullableType.IsNullable(resolveResult.Type)))
{
method = GetCastMethod(NullableType.IsNullable(exprResolveResult.Type) ? NullableType.GetUnderlyingType(exprResolveResult.Type) : exprResolveResult.Type,
NullableType.IsNullable(resolveResult.Type) ? NullableType.GetUnderlyingType(resolveResult.Type) : resolveResult.Type, out inline);
}
if (inline != null)
{
InlineMethod = method;
return(inline);
}
IEnumerable <IAttribute> attributes = null;
var type = resolveResult.Type.GetDefinition();
if (type != null)
{
attributes = type.Attributes;
}
else
{
if (resolveResult.Type is ParameterizedType paramType)
{
attributes = paramType.GetDefinition().Attributes;
}
}
if (attributes != null)
{
var attribute = Emitter.GetAttribute(attributes, Translator.H5_ASSEMBLY + ".CastAttribute");
if (attribute != null)
{
isCastAttr = true;
return(attribute.PositionalArguments[0].ConstantValue.ToString());
}
}
return(null);
}
protected void VisitIdentifierExpression()
{
IdentifierExpression identifierExpression = IdentifierExpression;
int pos = Emitter.Output.Length;
ResolveResult resolveResult = null;
isRefArg = Emitter.IsRefArg;
Emitter.IsRefArg = false;
resolveResult = Emitter.Resolver.ResolveNode(identifierExpression);
var id = identifierExpression.Identifier;
var isResolved = resolveResult != null && !(resolveResult is ErrorResolveResult);
var memberResult = resolveResult as MemberResolveResult;
if (Emitter.Locals != null && Emitter.Locals.ContainsKey(id) && resolveResult is LocalResolveResult)
{
var lrr = (LocalResolveResult)resolveResult;
if (Emitter.LocalsMap != null && Emitter.LocalsMap.ContainsKey(lrr.Variable) && !(identifierExpression.Parent is DirectionExpression))
{
Write(Emitter.LocalsMap[lrr.Variable]);
}
else if (Emitter.LocalsNamesMap != null && Emitter.LocalsNamesMap.ContainsKey(id))
{
Write(Emitter.LocalsNamesMap[id]);
}
else
{
Write(id);
}
Helpers.CheckValueTypeClone(resolveResult, identifierExpression, this, pos);
return;
}
if (resolveResult is TypeResolveResult)
{
Write(H5Types.ToJsName(resolveResult.Type, Emitter));
/*if (this.Emitter.Validator.IsExternalType(resolveResult.Type.GetDefinition()) || resolveResult.Type.Kind == TypeKind.Enum)
* {
* this.Write(H5Types.ToJsName(resolveResult.Type, this.Emitter));
* }
* else
* {
* this.Write("H5.get(" + H5Types.ToJsName(resolveResult.Type, this.Emitter) + ")");
* }*/
return;
}
string inlineCode = memberResult != null?Emitter.GetInline(memberResult.Member) : null;
var isInvoke = identifierExpression.Parent is InvocationExpression && (((InvocationExpression)(identifierExpression.Parent)).Target == identifierExpression);
if (memberResult != null && memberResult.Member is IMethod && isInvoke)
{
if (Emitter.Resolver.ResolveNode(identifierExpression.Parent) is CSharpInvocationResolveResult i_rr && !i_rr.IsExpandedForm)
{
var tpl = Emitter.GetAttribute(memberResult.Member.Attributes, JS.NS.H5 + ".TemplateAttribute");
if (tpl != null && tpl.PositionalArguments.Count == 2)
{
inlineCode = tpl.PositionalArguments[1].ConstantValue.ToString();
}
}
}
if (string.IsNullOrEmpty(inlineCode) && memberResult != null &&
memberResult.Member is IMethod &&
!(memberResult is InvocationResolveResult) &&
!(
identifierExpression.Parent is InvocationExpression &&
identifierExpression.NextSibling != null &&
identifierExpression.NextSibling.Role is TokenRole &&
((TokenRole)identifierExpression.NextSibling.Role).Token == "("
)
)
{
if (!(identifierExpression.Parent is InvocationExpression parentInvocation) || parentInvocation.Target != identifierExpression)
{
var method = (IMethod)memberResult.Member;
if (method.TypeArguments.Count > 0)
{
inlineCode = MemberReferenceBlock.GenerateInlineForMethodReference(method, Emitter);
}
}
}
bool hasInline = !string.IsNullOrEmpty(inlineCode);
inlineCode = hasInline ? Helpers.ConvertTokens(Emitter, inlineCode, memberResult.Member) : inlineCode;
bool hasThis = hasInline && Helpers.HasThis(inlineCode);
if (hasInline && inlineCode.StartsWith("<self>"))
{
hasThis = true;
inlineCode = inlineCode.Substring(6);
}
if (hasThis)
{
Emitter.ThisRefCounter++;
Write("");
var oldBuilder = Emitter.Output;
Emitter.Output = new StringBuilder();
if (memberResult.Member.IsStatic)
{
Write(H5Types.ToJsName(memberResult.Member.DeclaringType, Emitter, ignoreLiteralName: false));
/*if (!this.Emitter.Validator.IsExternalType(memberResult.Member.DeclaringTypeDefinition) && memberResult.Member.DeclaringTypeDefinition.Kind != TypeKind.Enum)
* {
* this.Write("(H5.get(" + H5Types.ToJsName(memberResult.Member.DeclaringType, this.Emitter) + "))");
* }
* else
* {
* this.Write(H5Types.ToJsName(memberResult.Member.DeclaringType, this.Emitter));
* }*/
}
else
{
WriteThis();
}
var oldInline = inlineCode;
var thisArg = Emitter.Output.ToString();
int thisIndex = inlineCode.IndexOf("{this}");
inlineCode = inlineCode.Replace("{this}", thisArg);
Emitter.Output = oldBuilder;
int[] range = null;
if (thisIndex > -1)
{
range = new[] { thisIndex, thisIndex + thisArg.Length };
}
if (resolveResult is InvocationResolveResult)
{
PushWriter(inlineCode, null, thisArg, range);
}
else
{
if (memberResult.Member is IMethod)
{
ResolveResult targetrr = null;
if (memberResult.Member.IsStatic)
{
targetrr = new TypeResolveResult(memberResult.Member.DeclaringType);
}
new InlineArgumentsBlock(Emitter, new ArgumentsInfo(Emitter, IdentifierExpression, resolveResult), oldInline, (IMethod)memberResult.Member, targetrr).EmitFunctionReference();
}
else if (memberResult != null && memberResult.Member is IField && inlineCode.Contains("{0}"))
{
PushWriter(inlineCode, null, thisArg, range);
}
else if (InlineArgumentsBlock.FormatArgRegex.IsMatch(inlineCode))
{
PushWriter(inlineCode, null, thisArg, range);
}
else
{
Write(inlineCode);
}
}
return;
}
if (hasInline)
{
if (!memberResult.Member.IsStatic)
{
inlineCode = "this." + inlineCode;
}
if (resolveResult is InvocationResolveResult)
{
PushWriter(inlineCode);
}
else
{
if (memberResult.Member is IMethod)
{
ResolveResult targetrr = null;
if (memberResult.Member.IsStatic)
{
targetrr = new TypeResolveResult(memberResult.Member.DeclaringType);
}
new InlineArgumentsBlock(Emitter, new ArgumentsInfo(Emitter, IdentifierExpression, resolveResult), inlineCode, (IMethod)memberResult.Member, targetrr).EmitFunctionReference();
}
else if (InlineArgumentsBlock.FormatArgRegex.IsMatch(inlineCode))
{
PushWriter(inlineCode);
}
else
{
Write(inlineCode);
}
}
return;
}
string appendAdditionalCode = null;
if (memberResult != null &&
memberResult.Member is IMethod &&
!(memberResult is InvocationResolveResult) &&
!(
identifierExpression.Parent is InvocationExpression &&
identifierExpression.NextSibling != null &&
identifierExpression.NextSibling.Role is TokenRole &&
((TokenRole)identifierExpression.NextSibling.Role).Token == "("
)
)
{
if (!(identifierExpression.Parent is InvocationExpression parentInvocation) || parentInvocation.Target != identifierExpression)
{
if (!string.IsNullOrEmpty(inlineCode))
{
ResolveResult targetrr = null;
if (memberResult.Member.IsStatic)
{
targetrr = new TypeResolveResult(memberResult.Member.DeclaringType);
}
new InlineArgumentsBlock(Emitter,
new ArgumentsInfo(Emitter, identifierExpression, resolveResult), inlineCode,
(IMethod)memberResult.Member, targetrr).EmitFunctionReference();
}
else
{
var resolvedMethod = (IMethod)memberResult.Member;
bool isStatic = resolvedMethod != null && resolvedMethod.IsStatic;
if (!isStatic)
{
var isExtensionMethod = resolvedMethod.IsExtensionMethod;
Write(isExtensionMethod ? JS.Funcs.H5_BIND_SCOPE : JS.Funcs.H5_CACHE_BIND);
WriteOpenParentheses();
WriteThis();
Write(", ");
appendAdditionalCode = ")";
}
}
}
}
if (memberResult != null && memberResult.Member.SymbolKind == SymbolKind.Field && Emitter.IsMemberConst(memberResult.Member) && Emitter.IsInlineConst(memberResult.Member))
{
WriteScript(memberResult.ConstantValue);
return;
}
if (memberResult != null && memberResult.Member.SymbolKind == SymbolKind.Property && memberResult.TargetResult.Type.Kind != TypeKind.Anonymous)
{
bool isStatement = false;
string valueVar = null;
if (Emitter.IsUnaryAccessor)
{
isStatement = identifierExpression.Parent is UnaryOperatorExpression && identifierExpression.Parent.Parent is ExpressionStatement;
if (NullableType.IsNullable(memberResult.Type))
{
isStatement = false;
}
if (!isStatement)
{
WriteOpenParentheses();
valueVar = GetTempVarName();
Write(valueVar);
Write(" = ");
}
}
WriteTarget(memberResult);
if (!string.IsNullOrWhiteSpace(inlineCode))
{
//this.Write(inlineCode);
if (resolveResult is InvocationResolveResult || (memberResult.Member.SymbolKind == SymbolKind.Property && Emitter.IsAssignment))
{
PushWriter(inlineCode);
}
else
{
Write(inlineCode);
}
}
else if (memberResult.Member is IProperty)
{
var name = Helpers.GetPropertyRef(memberResult.Member, Emitter);
WriteIdentifier(name);
}
else if (!Emitter.IsAssignment)
{
if (Emitter.IsUnaryAccessor)
{
bool isDecimal = Helpers.IsDecimalType(memberResult.Member.ReturnType, Emitter.Resolver);
bool isLong = Helpers.Is64Type(memberResult.Member.ReturnType, Emitter.Resolver);
bool isNullable = NullableType.IsNullable(memberResult.Member.ReturnType);
if (isStatement)
{
Write(Helpers.GetPropertyRef(memberResult.Member, Emitter, true));
WriteOpenParentheses();
if (isDecimal || isLong)
{
if (isNullable)
{
Write(JS.Types.SYSTEM_NULLABLE + "." + JS.Funcs.Math.LIFT1);
WriteOpenParentheses();
if (Emitter.UnaryOperatorType == UnaryOperatorType.Increment ||
Emitter.UnaryOperatorType == UnaryOperatorType.PostIncrement)
{
WriteScript(JS.Funcs.Math.INC);
}
else
{
WriteScript(JS.Funcs.Math.DEC);
}
WriteComma();
WriteTarget(memberResult);
Write(Helpers.GetPropertyRef(memberResult.Member, Emitter, false));
WriteOpenParentheses();
WriteCloseParentheses();
WriteCloseParentheses();
}
else
{
WriteTarget(memberResult);
Write(Helpers.GetPropertyRef(memberResult.Member, Emitter, false));
WriteOpenParentheses();
WriteCloseParentheses();
WriteDot();
if (Emitter.UnaryOperatorType == UnaryOperatorType.Increment ||
Emitter.UnaryOperatorType == UnaryOperatorType.PostIncrement)
{
Write(JS.Funcs.Math.INC);
}
else
{
Write(JS.Funcs.Math.DEC);
}
WriteOpenParentheses();
WriteCloseParentheses();
}
}
else
{
WriteTarget(memberResult);
Write(Helpers.GetPropertyRef(memberResult.Member, Emitter, false));
WriteOpenParentheses();
WriteCloseParentheses();
if (Emitter.UnaryOperatorType == UnaryOperatorType.Increment || Emitter.UnaryOperatorType == UnaryOperatorType.PostIncrement)
{
Write("+");
}
else
{
Write("-");
}
Write("1");
}
WriteCloseParentheses();
}
else
{
Write(Helpers.GetPropertyRef(memberResult.Member, Emitter, false));
WriteOpenParentheses();
WriteCloseParentheses();
WriteComma();
WriteTarget(memberResult);
Write(Helpers.GetPropertyRef(memberResult.Member, Emitter, true));
WriteOpenParentheses();
if (isDecimal || isLong)
{
if (isNullable)
{
Write(JS.Types.SYSTEM_NULLABLE + "." + JS.Funcs.Math.LIFT1);
WriteOpenParentheses();
if (Emitter.UnaryOperatorType == UnaryOperatorType.Increment ||
Emitter.UnaryOperatorType == UnaryOperatorType.PostIncrement)
{
WriteScript(JS.Funcs.Math.INC);
}
else
{
WriteScript(JS.Funcs.Math.DEC);
}
WriteComma();
Write(valueVar);
WriteCloseParentheses();
}
else
{
Write(valueVar);
WriteDot();
if (Emitter.UnaryOperatorType == UnaryOperatorType.Increment ||
Emitter.UnaryOperatorType == UnaryOperatorType.PostIncrement)
{
Write(JS.Funcs.Math.INC);
}
else
{
Write(JS.Funcs.Math.DEC);
}
WriteOpenParentheses();
WriteCloseParentheses();
}
}
else
{
Write(valueVar);
if (Emitter.UnaryOperatorType == UnaryOperatorType.Increment || Emitter.UnaryOperatorType == UnaryOperatorType.PostIncrement)
{
Write("+");
}
else
{
Write("-");
}
Write("1");
}
WriteCloseParentheses();
WriteComma();
if (Emitter.UnaryOperatorType == UnaryOperatorType.Increment ||
Emitter.UnaryOperatorType == UnaryOperatorType.Decrement)
{
WriteTarget(memberResult);
Write(Helpers.GetPropertyRef(memberResult.Member, Emitter, false));
WriteOpenParentheses();
WriteCloseParentheses();
}
else
{
Write(valueVar);
}
WriteCloseParentheses();
if (valueVar != null)
{
RemoveTempVar(valueVar);
}
}
}
else
{
Write(Helpers.GetPropertyRef(memberResult.Member, Emitter));
WriteOpenParentheses();
WriteCloseParentheses();
}
}
else if (Emitter.AssignmentType != AssignmentOperatorType.Assign)
{
string trg;
if (memberResult.Member.IsStatic)
{
trg = H5Types.ToJsName(memberResult.Member.DeclaringType, Emitter, ignoreLiteralName: false);
}
else
{
trg = "this";
}
bool isBool = memberResult != null && NullableType.IsNullable(memberResult.Member.ReturnType) ? NullableType.GetUnderlyingType(memberResult.Member.ReturnType).IsKnownType(KnownTypeCode.Boolean) : memberResult.Member.ReturnType.IsKnownType(KnownTypeCode.Boolean);
bool skipGet = false;
bool special = Emitter.Resolver.ResolveNode(identifierExpression.Parent) is OperatorResolveResult orr && orr.IsLiftedOperator;
if (!special && isBool &&
(Emitter.AssignmentType == AssignmentOperatorType.BitwiseAnd ||
Emitter.AssignmentType == AssignmentOperatorType.BitwiseOr))
{
skipGet = true;
}
if (skipGet)
{
PushWriter(string.Concat(Helpers.GetPropertyRef(memberResult.Member, Emitter, true), "({0})"));
}
else
{
PushWriter(string.Concat(Helpers.GetPropertyRef(memberResult.Member, Emitter, true),
"(",
trg,
".",
Helpers.GetPropertyRef(memberResult.Member, Emitter, false),
"()",
"{0})"));
}
}
else
{
PushWriter(Helpers.GetPropertyRef(memberResult.Member, Emitter, true) + "({0})");
}
}
else if (memberResult != null && memberResult.Member is IEvent)
{
if (Emitter.IsAssignment &&
(Emitter.AssignmentType == AssignmentOperatorType.Add ||
Emitter.AssignmentType == AssignmentOperatorType.Subtract))
{
WriteTarget(memberResult);
if (!string.IsNullOrWhiteSpace(inlineCode))
{
Write(inlineCode);
}
else
{
Write(Helpers.GetAddOrRemove(Emitter.AssignmentType == AssignmentOperatorType.Add));
Write(
OverloadsCollection.Create(Emitter, memberResult.Member,
Emitter.AssignmentType == AssignmentOperatorType.Subtract).GetOverloadName());
}
WriteOpenParentheses();
}
else
{
WriteTarget(memberResult);
Write(Emitter.GetEntityName(memberResult.Member));
}
}
else
{
if (!string.IsNullOrWhiteSpace(inlineCode))
{
Write(inlineCode);
}
else if (isResolved)
{
if (resolveResult is LocalResolveResult localResolveResult)
{
Write(localResolveResult.Variable.Name);
}
else if (memberResult != null)
{
WriteTarget(memberResult);
string name = OverloadsCollection.Create(Emitter, memberResult.Member).GetOverloadName();
if (isRefArg)
{
WriteScript(name);
}
else if (memberResult.Member is IField)
{
WriteIdentifier(name);
}
else
{
Write(name);
}
}
else
{
Write(resolveResult.ToString());
}
}
else
{
throw new EmitterException(identifierExpression, "Cannot resolve identifier: " + id);
}
}
if (appendAdditionalCode != null)
{
Write(appendAdditionalCode);
}
Helpers.CheckValueTypeClone(resolveResult, identifierExpression, this, pos);
}
protected void VisitUnaryOperatorExpression()
{
var unaryOperatorExpression = UnaryOperatorExpression;
var oldType = Emitter.UnaryOperatorType;
var oldAccessor = Emitter.IsUnaryAccessor;
var resolveOperator = Emitter.Resolver.ResolveNode(unaryOperatorExpression);
var expectedType = Emitter.Resolver.Resolver.GetExpectedType(unaryOperatorExpression);
bool isDecimalExpected = Helpers.IsDecimalType(expectedType, Emitter.Resolver);
bool isDecimal = Helpers.IsDecimalType(resolveOperator.Type, Emitter.Resolver);
bool isLongExpected = Helpers.Is64Type(expectedType, Emitter.Resolver);
bool isLong = Helpers.Is64Type(resolveOperator.Type, Emitter.Resolver);
OperatorResolveResult orr = resolveOperator as OperatorResolveResult;
int count = Emitter.Writers.Count;
if (resolveOperator is ConstantResolveResult crr)
{
object constantValue = crr.ConstantValue;
if (unaryOperatorExpression.Operator == UnaryOperatorType.Minus && SyntaxHelper.IsNumeric(constantValue.GetType()) && Convert.ToDouble(constantValue) == 0)
{
Write("-");
}
WriteScript(constantValue);
return;
}
if (Helpers.IsDecimalType(resolveOperator.Type, Emitter.Resolver))
{
isDecimal = true;
isDecimalExpected = true;
}
if (isDecimal && isDecimalExpected && unaryOperatorExpression.Operator != UnaryOperatorType.Await)
{
HandleDecimal(resolveOperator);
return;
}
if (ResolveOperator(unaryOperatorExpression, orr))
{
return;
}
if (Helpers.Is64Type(resolveOperator.Type, Emitter.Resolver))
{
isLong = true;
isLongExpected = true;
}
if (isLong && isLongExpected && unaryOperatorExpression.Operator != UnaryOperatorType.Await)
{
HandleDecimal(resolveOperator, true);
return;
}
if (ResolveOperator(unaryOperatorExpression, orr))
{
return;
}
var op = unaryOperatorExpression.Operator;
var argResolverResult = Emitter.Resolver.ResolveNode(unaryOperatorExpression.Expression);
bool nullable = NullableType.IsNullable(argResolverResult.Type);
if (nullable)
{
if (op != UnaryOperatorType.Increment &&
op != UnaryOperatorType.Decrement &&
op != UnaryOperatorType.PostIncrement &&
op != UnaryOperatorType.PostDecrement)
{
Write(JS.Types.SYSTEM_NULLABLE + ".");
}
}
bool isAccessor = false;
if (argResolverResult is MemberResolveResult memberArgResolverResult)
{
if (memberArgResolverResult.Member is IProperty prop)
{
var isIgnore = memberArgResolverResult.Member.DeclaringTypeDefinition != null && Emitter.Validator.IsExternalType(memberArgResolverResult.Member.DeclaringTypeDefinition);
var inlineAttr = prop.Getter != null?Emitter.GetAttribute(prop.Getter.Attributes, Translator.H5_ASSEMBLY + ".TemplateAttribute") : null;
var ignoreAccessor = prop.Getter != null && Emitter.Validator.IsExternalType(prop.Getter);
var isAccessorsIndexer = Emitter.Validator.IsAccessorsIndexer(memberArgResolverResult.Member);
isAccessor = prop.IsIndexer;
if (inlineAttr == null && (isIgnore || ignoreAccessor) && !isAccessorsIndexer)
{
isAccessor = false;
}
}
}
else if (argResolverResult is ArrayAccessResolveResult)
{
isAccessor = ((ArrayAccessResolveResult)argResolverResult).Indexes.Count > 1;
}
Emitter.UnaryOperatorType = op;
if ((isAccessor) &&
(op == UnaryOperatorType.Increment ||
op == UnaryOperatorType.Decrement ||
op == UnaryOperatorType.PostIncrement ||
op == UnaryOperatorType.PostDecrement))
{
Emitter.IsUnaryAccessor = true;
if (nullable)
{
Write(JS.Funcs.H5_HASVALUE);
WriteOpenParentheses();
Emitter.IsUnaryAccessor = false;
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write(") ? ");
Emitter.IsUnaryAccessor = true;
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write(" : null)");
}
else
{
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
}
Emitter.IsUnaryAccessor = oldAccessor;
if (Emitter.Writers.Count > count)
{
PopWriter();
}
}
else
{
switch (op)
{
case UnaryOperatorType.BitNot:
if (nullable)
{
Write("bnot(");
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write(")");
}
else
{
Write("~");
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
}
break;
case UnaryOperatorType.Decrement:
if (nullable)
{
Write(JS.Funcs.H5_HASVALUE);
WriteOpenParentheses();
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write(") ? ");
Write("--");
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write(" : null)");
}
else
{
Write("--");
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
}
break;
case UnaryOperatorType.Increment:
if (nullable)
{
Write(JS.Funcs.H5_HASVALUE);
WriteOpenParentheses();
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write(") ? ");
Write("++");
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write(" : null)");
}
else
{
Write("++");
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
}
break;
case UnaryOperatorType.Minus:
if (nullable)
{
Write("neg(");
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write(")");
}
else
{
Write("-");
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
}
break;
case UnaryOperatorType.Not:
if (nullable)
{
Write("not(");
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write(")");
}
else
{
Write("!");
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
}
break;
case UnaryOperatorType.Plus:
if (nullable)
{
Write("pos(");
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write(")");
}
else
{
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
}
break;
case UnaryOperatorType.PostDecrement:
if (nullable)
{
Write(JS.Funcs.H5_HASVALUE);
WriteOpenParentheses();
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write(") ? ");
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write("--");
Write(" : null)");
}
else
{
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write("--");
}
break;
case UnaryOperatorType.PostIncrement:
if (nullable)
{
Write(JS.Funcs.H5_HASVALUE);
WriteOpenParentheses();
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write(") ? ");
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write("++");
Write(" : null)");
}
else
{
unaryOperatorExpression.Expression.AcceptVisitor(Emitter);
Write("++");
}
break;
case UnaryOperatorType.Await:
if (Emitter.ReplaceAwaiterByVar)
{
var index = Array.IndexOf(Emitter.AsyncBlock.AwaitExpressions, unaryOperatorExpression.Expression) + 1;
Write(JS.Vars.ASYNC_TASK_RESULT + index);
}
else
{
var oldValue = Emitter.ReplaceAwaiterByVar;
var oldAsyncExpressionHandling = Emitter.AsyncExpressionHandling;
if (Emitter.IsAsync && !Emitter.AsyncExpressionHandling)
{
WriteAwaiters(unaryOperatorExpression.Expression);
Emitter.ReplaceAwaiterByVar = true;
Emitter.AsyncExpressionHandling = true;
}
WriteAwaiter(unaryOperatorExpression.Expression);
Emitter.ReplaceAwaiterByVar = oldValue;
Emitter.AsyncExpressionHandling = oldAsyncExpressionHandling;
}
break;
default:
throw new EmitterException(unaryOperatorExpression, "Unsupported unary operator: " + unaryOperatorExpression.Operator.ToString());
}
if (Emitter.Writers.Count > count)
{
PopWriter();
}
}
Emitter.UnaryOperatorType = oldType;
}
