Luke Granger-Brown
57725ef3ec
git-subtree-dir: third_party/nixpkgs git-subtree-split: 76612b17c0ce71689921ca12d9ffdc9c23ce40b2
20 lines
689 B
Nix
20 lines
689 B
Nix
# This function produces a lib overlay to be used by the nixpkgs
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# & nixpkgs/lib flakes to provide meaningful values for
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# `lib.trivial.version` et al..
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#
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# Internal and subject to change, don't use this anywhere else!
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# Instead, consider using a public interface, such as this flake here
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# in this directory, `lib/`, or use the nixpkgs flake, which applies
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# this logic for you in its `lib` output attribute.
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self: # from the flake
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finalLib: prevLib: # lib overlay
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{
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trivial = prevLib.trivial // {
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versionSuffix =
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".${finalLib.substring 0 8 (self.lastModifiedDate or "19700101")}.${self.shortRev or "dirty"}";
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revisionWithDefault = default: self.rev or default;
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};
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}
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