static void Iterate(ConsoleInputContext context, Func <string, bool> action)
{
var res = IterateLowStack(context, action);
while (res != null)
{
res = res.Run();
}
}
static LowStack IterateLowStack(ConsoleInputContext context, Func <string, bool> action)
{
var next = context.Next();
var done = action(next.Value);
if (!done)
{
return(new LowStack(() => IterateLowStack(next, action)));
}
return(null);
}
static Func <ConsoleInputContext> NextConsoleInput()
{
ConsoleInputContext context = null;
Func <ConsoleInputContext> next = () =>
{
if (context == null)
{
var input = Console.ReadLine();
context = new ConsoleInputContext(input, NextConsoleInput());
}
return(context);
};
return(next);
}
