tidyverse/dplyr v0.8.2

dplyr 0.8.2

on GitHub

New functions

• top_frac(data, proportion) is a shorthand for top_n(data, proportion * n()) (#4017).

colwise changes

• Using quosures in colwise verbs is deprecated (#4330).

• Updated distinct_if(), distinct_at() and distinct_all() to include .keep_all argument (@beansrowning, #4343).

• rename_at() handles empty selection (#4324).

• *_if() functions correctly handle columns with special names (#4380).

• colwise functions support constants in formulas (#4374).

Hybrid evaluation changes

• hybrid rank functions correctly handle NA (#4427).

• first(), last() and nth() hybrid version handles factors (#4295).

Minor changes

• top_n() quotes its n argument, n no longer needs to be constant for all groups (#4017).

• tbl_vars() keeps information on grouping columns by returning a dplyr_sel_vars object (#4106).

• group_split() always sets the ptype attribute, which make it more robust in the case where there
  are 0 groups.

• group_map() and group_modify() work in the 0 group edge case (#4421)

• select.list() method added so that select() does not dispatch on lists (#4279).

• view() is reexported from tibble (#4423).

• group_by() puts NA groups last in character vectors (#4227).

• arrange() handles integer64 objects (#4366).

• summarise() correctly resolves summarised list columns (#4349).