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optional

Optional Types and Pattern Matching

v2.0.1 · Apr 27, 2022 · BSL

Description

Introduces optional types with some() and none, as well as match_with() from functional languages.

Downloads

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Trend: +30.2% (30d vs prior 30d)

CRAN Check Status

2 NOTE
12 OK
Show all 14 flavors
Flavor Status
r-devel-linux-x86_64-debian-clang NOTE
r-devel-linux-x86_64-debian-gcc NOTE
r-devel-linux-x86_64-fedora-clang OK
r-devel-linux-x86_64-fedora-gcc OK
r-devel-macos-arm64 OK
r-devel-windows-x86_64 OK
r-oldrel-macos-arm64 OK
r-oldrel-macos-x86_64 OK
r-oldrel-windows-x86_64 OK
r-patched-linux-x86_64 OK
r-release-linux-x86_64 OK
r-release-macos-arm64 OK
r-release-macos-x86_64 OK
r-release-windows-x86_64 OK
Check details (2 non-OK)
NOTE r-devel-linux-x86_64-debian-clang

CRAN incoming feasibility

Maintainer: ‘Antoine Champion <antoine.champion@outlook.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Antoine",
                    family = "Champion",
                    role = c("aut", "cre"),
                    email = "antoine.champion@outlook.com")
as necessary.
NOTE r-devel-linux-x86_64-debian-gcc

CRAN incoming feasibility

Maintainer: ‘Antoine Champion <antoine.champion@outlook.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Antoine",
                    family = "Champion",
                    role = c("aut", "cre"),
                    email = "antoine.champion@outlook.com")
as necessary.

Check History

NOTE 12 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026
NOTE r-devel-linux-x86_64-debian-clang

CRAN incoming feasibility

Maintainer: ‘Antoine Champion <antoine.champion@outlook.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Antoine",
                    family = "Champion",
                    role = c("aut", "cre"),
                    email = "antoine.champion@outlook.com")
as necessary.
NOTE r-devel-linux-x86_64-debian-gcc

CRAN incoming feasibility

Maintainer: ‘Antoine Champion <antoine.champion@outlook.com>’

No Authors@R field in DESCRIPTION.
Please add one, modifying
  Authors@R: person(given = "Antoine",
                    family = "Champion",
                    role = c("aut", "cre"),
                    email = "antoine.champion@outlook.com")
as necessary.

Dependency Network

Dependencies Reverse dependencies magrittr optional

Version History

new 2.0.1 Mar 10, 2026
updated 2.0.1 ← 2.0 diff Apr 26, 2022
updated 2.0 ← 1.1 diff Nov 19, 2018
updated 1.1 ← 1.0 diff May 5, 2018
new 1.0 Jul 30, 2017