36 lines
803 B
Nix
36 lines
803 B
Nix
{ ghcWithPackages
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, runCommand
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}:
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let
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name = "hsie";
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src = ./Main.hs;
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modules = ps: [
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ps.aeson
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ps.aeson-pretty
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ps.cassava
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ps.dir-traverse
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ps.dot
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ps.ghc-exactprint
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ps.optparse-applicative
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];
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ghc = ghcWithPackages modules;
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hsie =
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runCommand "haskellimports" { inherit name src; }
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''
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cd $TMP
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cp $src $TMP/Main.hs
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${ghc}/bin/ghc -O -Werror -Wall -package ghc Main.hs -o Main
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cp Main $out
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'';
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bin =
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runCommand name { inherit hsie name; }
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''
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mkdir -p $out/bin
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ln -s $hsie $out/bin/$name
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'';
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bashCompletion =
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runCommand "${name}-bash-completion" { inherit bin name; }
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"$bin/bin/$name --bash-completion-script $bin/bin/$name > $out";
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in
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hsie // { inherit bashCompletion bin; }
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