As discussed in #658, this PR checks if the input vectors have identical metadata (attributes) in the vctrs generics before doing any further processing. This majorly improves performance when combining subsets of the same vector, for e.g. grouped data frame operations.
As discussed in #658, this PR checks if the input vectors have identical metadata (attributes) in the vctrs generics before doing any further processing. This majorly improves performance when combining subsets of the same vector, for e.g. grouped data frame operations.