NEWS.md
max_len support to v_xypair(min_len = 1, max_len = NULL) to optionally enforce an upper bound on paired vector length.v_xypair() (min_len/max_len type and range checks, and max_len >= min_len).v_numeric_vector() (min_len must be a non-negative whole number and finite must be a single logical value).max_len behavior.