public override bool VisitClassDeclarationStatements_Ex([NotNull] ClepsParser.ClassDeclarationStatementsContext context)
{
if (!ClassManager.IsClassBuilderAvailable(FullyQualifiedClassName))
{
//if the class was not found in the loaded class stage, then this is probably due to an earlier parsing error, just stop processing this class
return(false);
}
if (ClassManager.IsClassBodySet(FullyQualifiedClassName))
{
//class body is already set
//this branch is hit, if the user has an error in code where multiple classes have the same name
//gracefully exit
return(false);
}
Visit(context.classBodyStatements());
ClepsClassBuilder classBuilder = ClassManager.GetClassBuilder(FullyQualifiedClassName);
ClepsClass classDetails = classBuilder.BuildClass();
ClassManager.SetClassDefinition(classDetails);
CodeGenerator.SetClassBodyAndCreateConstructor(classDetails);
return(true);
}
public override object VisitMemberDeclarationStatement([NotNull] ClepsParser.MemberDeclarationStatementContext context)
{
string memberName = context.FieldName.Name.Text;
ClepsClassBuilder classBuilder = ClassManager.GetClassBuilder(FullyQualifiedClassName);
if (classBuilder == null)
{
//This is probably because of some earlier error. Return gracefully
return(false);
}
if (classBuilder.DoesClassContainMember(memberName))
{
string errorMessage = String.Format("Class {0} has multiple definitions of member {1}", FullyQualifiedClassName, memberName);
Status.AddError(new CompilerError(FileName, context.Start.Line, context.Start.Column, errorMessage));
//Don't process this member
return(false);
}
bool isStatic = context.STATIC() != null;
ClepsType memberType = Visit(context.typename()) as ClepsType;
if (memberType.IsFunctionType)
{
CodeGenerator.CreateMethod(FullyQualifiedClassName, isStatic, memberType, memberName);
}
classBuilder.AddNewMember(isStatic, memberType, memberName);
return(true);
}
public override object VisitMemberDeclarationStatement([NotNull] ClepsParser.MemberDeclarationStatementContext context)
{
string memberName;
if (context.OPERATOR() == null)
{
memberName = context.FieldName.Name.Text;
}
else
{
memberName = context.OperatorName.GetText();
}
ClepsClassBuilder classBuilder = ClassManager.GetClassBuilder(FullyQualifiedClassName);
if (classBuilder == null)
{
//This is probably because of some earlier error. Return gracefully
return(false);
}
bool isStatic = context.STATIC() != null;
ClepsType memberType = Visit(context.typename()) as ClepsType;
string cantAddReason;
if (!classBuilder.CanAddMemberToClass(memberName, memberType, isStatic, out cantAddReason))
{
Status.AddError(new CompilerError(FileName, context.Start.Line, context.Start.Column, cantAddReason));
//Don't process this member
return(false);
}
bool isConst = context.CONST() != null;
classBuilder.AddNewMember(isStatic, new ClepsVariable(memberName, memberType, isConst));
EntryPointManager.NewMemberSeen(FullyQualifiedClassName, memberName, memberType, isStatic);
return(true);
}
