public static AsyncOperand OrAsync(AsyncOperand a, AsyncOperand b)
{
return(new LazyOperand(async delegate
{
if (await a.ToBoolAsync().ConfigureAwait(false))
{
return new BoolOperand(true);
}
return (await b.ToBoolAsync().ConfigureAwait(false)) ? new BoolOperand(true) : new BoolOperand(false);
}));
}
public static async Task <AsyncOperand> Not(AsyncOperand a)
{
return(new BoolOperand(!(await a.ToBoolAsync().ConfigureAwait(false))));
}
public static AsyncOperand AndAsync(AsyncOperand a, AsyncOperand b)
{
return(new LazyOperand(async() => (await a.ToBoolAsync().ConfigureAwait(false) && await b.ToBoolAsync().ConfigureAwait(false)) ? new BoolOperand(true) : new BoolOperand(false)));
}