internal override Expression Resolve(Parser parser)
{
string className = this.NameToken.Value;
if (parser.IsTranslateMode)
{
StructDefinition structDefinition = parser.GetStructDefinition(className);
if (structDefinition != null)
{
if (this.Args.Length != structDefinition.Fields.Length)
{
throw new ParserException(this.FirstToken, "Args length did not match struct field count for '" + structDefinition.Name.Value + "'.");
}
StructInstance si = new StructInstance(this.FirstToken, this.NameToken, this.Args, this.FunctionOrClassOwner);
si = (StructInstance)si.Resolve(parser);
return si;
}
}
for (int i = 0; i < this.Args.Length; ++i)
{
this.Args[i] = this.Args[i].Resolve(parser);
}
ConstructorDefinition cons = this.Class.Constructor;
if (this.Args.Length < cons.MinArgCount || this.Args.Length > cons.MaxArgCount)
{
// TODO: show the correct arg count.
throw new ParserException(this.FirstToken, "This constructor has the wrong number of arguments.");
}
return this;
}
protected override void TranslateStructInstance(List<string> output, StructInstance structInstance)
{
output.Add("[");
for (int i = 0; i < structInstance.Args.Length; ++i)
{
if (i > 0) output.Add(this.Shorten(", "));
this.TranslateExpression(output, structInstance.Args[i]);
}
output.Add("]");
}
internal override Expression Resolve(Parser parser)
{
string className = this.NameToken.Value;
if (parser.IsTranslateMode)
{
StructDefinition structDefinition = parser.GetStructDefinition(className);
if (structDefinition != null)
{
if (this.Args.Length != structDefinition.Fields.Length)
{
throw new ParserException(this.FirstToken, "Args length did not match struct field count for '" + structDefinition.Name.Value + "'.");
}
StructInstance si = new StructInstance(this.FirstToken, this.NameToken, this.Args, this.FunctionOrClassOwner);
si = (StructInstance)si.Resolve(parser);
return(si);
}
}
for (int i = 0; i < this.Args.Length; ++i)
{
this.Args[i] = this.Args[i].Resolve(parser);
}
if (this.Class == null)
{
throw new ParserException(this.FirstToken, "No class named '" + this.Name + "'");
}
if (this.Class.StaticToken != null)
{
throw new ParserException(this.FirstToken, "Cannot instantiate a static class.");
}
ConstructorDefinition cons = this.Class.Constructor;
if (cons.PrivateAnnotation != null)
{
if (this.Class != this.FunctionOrClassOwner.FunctionOrClassOwner)
{
string errorMessage = "The constructor for " + this.Class.NameToken.Value + " is private and cannot be invoked from outside the class.";
if (cons.PrivateAnnotation.Args.Length > 0)
{
StringConstant stringMessage = cons.PrivateAnnotation.Args[0] as StringConstant;
if (stringMessage != null)
{
errorMessage += " " + stringMessage.Value.Trim();
}
}
throw new ParserException(this.FirstToken, errorMessage);
}
}
if (this.Args.Length < cons.MinArgCount || this.Args.Length > cons.MaxArgCount)
{
string message = "This constructor has the wrong number of arguments. ";
if (cons.MinArgCount == cons.MaxArgCount)
{
message += "Expected " + cons.MinArgCount + " but found " + this.Args.Length;
}
else if (this.Args.Length < cons.MinArgCount)
{
message += " At least " + cons.MinArgCount + " are required but found only " + this.Args.Length + ".";
}
else
{
message += " At most " + cons.MaxArgCount + " are allowed but found " + this.Args.Length + ".";
}
throw new ParserException(this.FirstToken, message);
}
return(this);
}
protected abstract void TranslateStructInstance(List<string> output, StructInstance structInstance);