public static ExceptionHandlerCollection FromArray(params Boo.Lang.Compiler.Ast.ExceptionHandler[] items)
{
ExceptionHandlerCollection collection = new ExceptionHandlerCollection();
collection.Extend(items);
return(collection);
}
void CheckExceptionHandlers(ExceptionHandlerCollection handlers)
{
for (int i = 1; i < handlers.Count; ++i) {
ExceptionHandler handler = handlers[i];
for (int j = i - 1; j >= 0; --j) {
ExceptionHandler previous = handlers[j];
IType handlerType = handler.Declaration.Type.Entity as IType;
IType previousType = previous.Declaration.Type.Entity as IType;
if (null == handlerType || null == previousType)
continue;
if ((handlerType == previousType && null == previous.FilterCondition)
|| handlerType.IsSubclassOf(previousType)) {
Error(CompilerErrorFactory.ExceptionAlreadyHandled(
handler, previous));
break;
}
}
}
}
public Boo.Lang.Compiler.Ast.ExceptionHandlerCollection PopRange(int begin)
{
Boo.Lang.Compiler.Ast.ExceptionHandlerCollection range = new Boo.Lang.Compiler.Ast.ExceptionHandlerCollection(_parent);
range.InnerList.Extend(InternalPopRange(begin));
return(range);
}
