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Install

Install this package:

emerge -a dev-haskell/contravariant

If the package is masked, you can unmask it using the autounmask tool or standard emerge options:

autounmask dev-haskell/contravariant

Or alternatively:

emerge --autounmask-write -a dev-haskell/contravariant

Package Information

Description:

Contravariant functors

Homepage:

https://github.com/ekmett/contravariant/

License:

BSD

Versions

Metadata

Maintainers

• Gentoo Haskell (haskell@gentoo.org) - Type: project

Upstream

• Remote IDs:
  • hackage: contravariant
  • github: ekmett/contravariant

<pkgmetadata>
	<maintainer type="project">
		<email>haskell@gentoo.org</email>
		<name>Gentoo Haskell</name>
	</maintainer>
	<use>
		<flag name="semigroups">You can disable the use of the `semigroups` package using `-f-semigroups`.  Disabling this is an unsupported configuration, but it may be useful for accelerating builds in sandboxes for expert users.</flag>
		<flag name="statevar">You can disable the use of the `StateVar` package using `-f-StateVar`.  Disabling this is an unsupported configuration, but it may be useful for accelerating builds in sandboxes for expert users.</flag>
		<flag name="tagged">You can disable the use of the `tagged` package using `-f-tagged`.  Disabling this is an unsupported configuration, but it may be useful for accelerating builds in sandboxes for expert users.</flag>
	</use>
	<upstream>
		<remote-id type="hackage">contravariant</remote-id>
		<remote-id type="github">ekmett/contravariant</remote-id>
	</upstream>
</pkgmetadata>

Lint Warnings

• [Error] Missing md5-cache for ebuild contravariant-1.5.5

USE Flags

Manage flags for this package: euse -i <flag> -p dev-haskell/contravariant | euse -E <flag> -p dev-haskell/contravariant | euse -D <flag> -p dev-haskell/contravariant

Manifest