private void CheckTypedef(DataTypeDescriptionEntry typedef,
CodeElementsParser.DataDescriptionEntryContext context)
{
if (typedef == null)
{
return;
}
if (typedef.LevelNumber?.Value != 1)
{
string message = "TYPEDEF clause can only be specified for level 01 entries";
DiagnosticUtils.AddError(typedef, message, context.cobol2002TypedefClause());
}
if (typedef.IsExternal)
{
string message = "EXTERNAL clause cannot be specified with TYPEDEF clause";
foreach (var external in context.externalClause())
{
DiagnosticUtils.AddError(typedef, message, external);
}
}
#if EUROINFO_LEGACY_TYPEDEF
if (typedef.RestrictionLevel != RestrictionLevel.STRICT)
{
string message = "Custom EI rule : Only TYPEDEF STRICT is allowed.";
DiagnosticUtils.AddError(typedef, message, context.cobol2002TypedefClause());
return;
}
#endif
if (typedef.RestrictionLevel == RestrictionLevel.STRICT) //Manage as a STRICT TYPEDEF
{
if (typedef.IsSynchronized != null && typedef.IsSynchronized.Value == true)
{
DiagnosticUtils.AddError(typedef, "SYNC clause cannot be used with a STRICT type definition", context.cobol2002TypedefClause());
}
}
if (typedef.RestrictionLevel == RestrictionLevel.STRONG) //Manage as a STRONG TYPEDEF
{
if (typedef.InitialValue != null)
{
string message = "STRONG TYPEDEF cannot contain VALUE clause:";
foreach (var valeuClause in context.valueClause())
{
DiagnosticUtils.AddError(typedef, message, valeuClause);
}
}
if (typedef.Picture != null)
{
string message = "Elementary TYPEDEF cannot be STRONG";
string rulestack = RuleStackBuilder.GetRuleStack(context.cobol2002TypedefClause());
DiagnosticUtils.AddError(typedef, message,
ParseTreeUtils.GetFirstToken(context.cobol2002TypedefClause().STRONG()), rulestack);
}
}
}
internal static void AddError(Node node, string message, Antlr4.Runtime.RuleContext context, MessageCode code = MessageCode.SyntaxErrorInParser)
{
AddError(node, message, ParseTreeUtils.GetFirstToken(context), RuleStackBuilder.GetRuleStack(context), code);
}