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provide fallback to gemPath #64

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provide fallback to gemPath #64

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21 changes: 13 additions & 8 deletions modules/ruby-env/ruby-env.nix
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Original file line number Diff line number Diff line change
Expand Up @@ -34,14 +34,19 @@ let
nativeBuildInputs = [ makeBinaryWrapper ];
dontUnpack = true;

buildPhase = ''
mkdir -p $out/bin
for i in ${ruby}/bin/*; do
makeWrapper "$i" $out/bin/$(basename "$i") \
--set GEM_PATH ${rubyEnv}/${ruby.gemPath} \
--set GEM_HOME ${rubyEnv}/${ruby.gemPath}
done
'';
buildPhase =
let
fallbackPath = "lib/ruby/gems/${lib.versions.majorMinor ruby.version}.0";
gemPath = ruby.gemPath or fallbackPath;
in
''
mkdir -p $out/bin
for i in ${ruby}/bin/*; do
makeWrapper "$i" $out/bin/$(basename "$i") \
--set GEM_PATH ${rubyEnv}/${gemPath} \
--set GEM_HOME ${rubyEnv}/${gemPath}
done
'';

dontInstall = true;
doCheck = true;
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