public static IMaybe <(Block expression, Block block, int position)> GetExpressionThenBlock(string source, int index)
{
return
(from expression in GetExpression(source, index, Stop.ExpressionThenBlock())
from oneOrMore in GetOneOrMultipleBlock(source, expression.position)
select(expression.block, oneOrMore.block, oneOrMore.position));
}
public static IMaybe <(Block, Block, int)> GetExpressionThenBlock(string source, int index)
{
return(GetExpression(source, index, Stop.ExpressionThenBlock())
.Map(t => GetOneOrMultipleBlock(source, t.Item2).Map(t2 => (t.Item1, t2.Item1, t2.Item2))));
}