7af54c5813
* simplify haskell packages overrides based on new nixpkgs * update Nix gitignore * simplify Haskell packages overlay Co-authored-by: monacoremo <monacoremo>
32 lines
846 B
Nix
32 lines
846 B
Nix
{ compiler, extraOverrides ? (final: prev: { }) }:
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self: super:
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let
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overrides =
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final: prev:
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rec {
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# To pin custom versions of Haskell packages:
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# protolude =
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# prev.callHackageDirect
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# {
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# pkg = "protolude";
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# ver = "0.3.0";
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# sha256 = "0iwh4wsjhb7pms88lw1afhdal9f86nrrkkvv65f9wxbd1b159n72";
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# }
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# { };
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#
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# To get the sha256:
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# nix-prefetch-url --unpack https://hackage.haskell.org/package/protolude-0.3.0/protolude-0.3.0.tar.gz
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protolude = prev.protolude_0_3_0;
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} // extraOverrides final prev;
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in
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{
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haskell =
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super.haskell // {
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packages = super.haskell.packages // {
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"${compiler}" =
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super.haskell.packages."${compiler}".override { inherit overrides; };
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};
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};
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}
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