63 lines
2.3 KiB
Nix
63 lines
2.3 KiB
Nix
{ stdenv, lib, coursier, jdk, jre, makeWrapper }:
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stdenv.mkDerivation rec {
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pname = "metals";
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version = "0.9.10";
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deps = stdenv.mkDerivation {
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name = "${pname}-deps-${version}";
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buildCommand = ''
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export COURSIER_CACHE=$(pwd)
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${coursier}/bin/coursier fetch org.scalameta:metals_2.12:${version} \
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-r bintray:scalacenter/releases \
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-r sonatype:snapshots > deps
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mkdir -p $out/share/java
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cp -n $(< deps) $out/share/java/
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'';
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outputHashMode = "recursive";
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outputHashAlgo = "sha256";
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outputHash = "1i91jq1p27kkzxk57mm438sablnrx8j5pfyl0yg64wzrashba1xa";
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};
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nativeBuildInputs = [ makeWrapper ];
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buildInputs = [ jdk deps ];
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phases = [ "installPhase" ];
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extraJavaOpts = "-XX:+UseG1GC -XX:+UseStringDeduplication -Xss4m -Xms100m";
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installPhase = ''
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mkdir -p $out/bin
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# This variant is not targeted at any particular client, clients are
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# expected to declare their supported features in initialization options.
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makeWrapper ${jre}/bin/java $out/bin/metals \
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--prefix PATH : ${lib.makeBinPath [ jdk ]} \
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--add-flags "${extraJavaOpts} -cp $CLASSPATH scala.meta.metals.Main"
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# Further variants targeted at clients with featuresets pre-set.
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makeWrapper ${jre}/bin/java $out/bin/metals-emacs \
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--prefix PATH : ${lib.makeBinPath [ jdk ]} \
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--add-flags "${extraJavaOpts} -Dmetals.client=emacs -cp $CLASSPATH scala.meta.metals.Main"
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makeWrapper ${jre}/bin/java $out/bin/metals-vim \
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--prefix PATH : ${lib.makeBinPath [ jdk ]} \
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--add-flags "${extraJavaOpts} -Dmetals.client=coc.nvim -cp $CLASSPATH scala.meta.metals.Main"
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makeWrapper ${jre}/bin/java $out/bin/metals-vim-lsc \
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--prefix PATH : ${lib.makeBinPath [ jdk ]} \
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--add-flags "${extraJavaOpts} -Dmetals.client=vim-lsc -cp $CLASSPATH scala.meta.metals.Main"
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makeWrapper ${jre}/bin/java $out/bin/metals-sublime \
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--prefix PATH : ${lib.makeBinPath [ jdk ]} \
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--add-flags "${extraJavaOpts} -Dmetals.client=sublime -cp $CLASSPATH scala.meta.metals.Main"
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'';
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meta = with lib; {
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homepage = "https://scalameta.org/metals/";
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license = licenses.asl20;
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description = "Work-in-progress language server for Scala";
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maintainers = with maintainers; [ ceedubs tomahna ];
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};
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}
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