These functions have been deprecated in rlang 0.2.0. Please use
new_data_mask() instead. We no longer
require the mask to be cleaned up so
overscope_clean() does not
have a replacement.
as_overscope(quo, data = NULL) new_overscope(bottom, top = NULL, enclosure = NULL) overscope_clean(overscope)
A data frame or named vector of masking data.
The environment containing masking objects if the data mask is one environment deep. The bottom environment if the data mask comprises multiple environment.
If you haven't supplied
The last environment of the data mask. If the data mask
is only one environment deep,
This must be an environment that you own, i.e. that you have
created yourself. The parent of
A data mask.