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Add autoWire option, to control flake outputs (#134)

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* Add autoWire option, to control flake outputs

* add changelog
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Sridhar Ratnakumar 2023-03-30 16:53:07 -04:00 committed by GitHub
parent 65c166728f
commit 2fde5d0cab
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2 changed files with 17 additions and 5 deletions
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4
CHANGELOG.md
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@ -1,5 +1,9 @@
# Revision history for haskell-flake
## `master`
- #134: Add `autoWire` option to control generation of flake outputs
## 0.2.0 (Mar 13, 2023)
- New features

18
nix/flake-module.nix
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@ -256,8 +256,17 @@ in
This is an internal option, not meant to be set by the user.
'';
};
autoWire = mkOption {
type = types.bool;
description = ''
Automatically wire up the project outputs to the flake outputs.
Disable this if you want to control the flake outputs
yourself. Useful, for example, when overriding the default
shell.
'';
default = true;
};
};
})
];
@ -269,7 +278,6 @@ in
description = "Haskell projects";
type = types.attrsOf projectSubmodule;
};
};
config =
@ -290,19 +298,19 @@ in
then packageName
else "${name}-${packageName}";
in
mapKeys dropDefaultPrefix project.outputs.localPackages)
lib.optionalAttrs project.autoWire (mapKeys dropDefaultPrefix project.outputs.localPackages))
config.haskellProjects;
devShells =
mergeMapAttrs
(name: project:
lib.optionalAttrs project.devShell.enable {
lib.optionalAttrs (project.autoWire && project.devShell.enable) {
"${name}" = project.outputs.devShell;
})
config.haskellProjects;
checks =
mergeMapAttrs
(name: project:
lib.optionalAttrs (project.devShell.enable && project.devShell.hlsCheck.enable) {
lib.optionalAttrs (project.autoWire && project.devShell.enable && project.devShell.hlsCheck.enable) {
"${name}-hls" = project.outputs.hlsCheck;
})
config.haskellProjects;