private NsInfo ResolveAliasInModuleMember(DOM.Antlr.Alias alias, NsInfo memberNsInfo)
{
//Finding AliasDef
var aliasDef = LookupAliasDef(alias);
if (aliasDef == null)
{
//Report Error if alias is not defined
_context.AddError(CompilerErrorFactory.AliasIsNotDefined(alias, memberNsInfo.ModuleMember.Module.FileName));
return(null);
}
if (aliasDef.IsValueNode != alias.IsValueNode)
{
_context.AddError(aliasDef.IsValueNode
? CompilerErrorFactory.CantUseValueAliasInTheBlock(alias, memberNsInfo.ModuleMember.Module.FileName)
: CompilerErrorFactory.CantUseBlockAliasAsValue(alias, memberNsInfo.ModuleMember.Module.FileName));
}
CheckAliasArguments(alias, aliasDef, memberNsInfo);
return(ResolveAliasesInAliasDefinition(aliasDef));
}
private void CheckDuplicateArguments(DOM.Antlr.Alias alias)
{
var dups = alias.Arguments.GroupBy(a => a.Name).Where(g => g.Count() > 1).SelectMany(g => g).ToList();
dups.ForEach(a => _context.AddError(CompilerErrorFactory.DuplicateArgumentName(a, _currentModule.FileName)));
}