43 lines
1 KiB
Nix
43 lines
1 KiB
Nix
{ pkgs, haskellPackages }:
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let
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# This can be regenerated by running `cabal2nix .` in the current directory.
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pkgDef =
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{ mkDerivation, base, lib }:
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mkDerivation {
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pname = "haskell-setBuildTarget";
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version = "0.1.0.0";
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src = ./.;
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isLibrary = false;
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isExecutable = true;
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executableHaskellDepends = [ base ];
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license = lib.licenses.bsd3;
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};
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drv = haskellPackages.callPackage pkgDef {};
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test = target: excluded:
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let only = pkgs.haskell.lib.compose.setBuildTarget target drv;
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in ''
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if [[ ! -f "${only}/bin/${target}" ]]; then
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echo "${target} was not built"
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exit 1
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fi
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if [[ -f "${only}/bin/${excluded}" ]]; then
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echo "${excluded} was built, when it should not have been"
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exit 1
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fi
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'';
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in
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pkgs.runCommand "test haskell.lib.compose.setBuildTarget" {
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meta = {
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inherit (drv.meta) platforms;
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};
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} ''
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${test "foo" "bar"}
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${test "bar" "foo"}
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touch "$out"
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''
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