Add isEmpty and isNotEmpty utility methods#37
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Voltra wants to merge 2 commits intowinterbe:masterfrom
Open
Add isEmpty and isNotEmpty utility methods#37Voltra wants to merge 2 commits intowinterbe:masterfrom
isEmpty and isNotEmpty utility methods#37Voltra wants to merge 2 commits intowinterbe:masterfrom
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This PR adds two new (terminal) methods:
isEmptythat checks whether the sequence contains absolutely no elementisNotEmptythat checks whether the sequence contains at least one elementBoth are implemented in the laziest way possible and are compatible with (potentially) infinite sequences as their source.