omnisharp-dotnet: use buildDotnetModule

pkgs/development/tools/omnisharp-roslyn/create-deps.sh

@@ -1,74 +0,0 @@
-#!/usr/bin/env nix-shell
-#!nix-shell -I nixpkgs=../../../.. -i bash -p dotnet-sdk_6 jq xmlstarlet curl
-set -euo pipefail
-
-cat << EOL
-{ fetchurl }: [
-EOL
-
-# enter a temporary directory containing the source code, copied from the derivation
-srcdir="$(mktemp -d)"
-cp -r "$(nix-build -A omnisharp-roslyn.src ../../../..)"/. "$srcdir"
-rm -f "$srcdir"/global.json
-
-pushd $srcdir >&2
-
-tmpdir="$(mktemp -d -p "$(pwd)")" # must be under source root
-
-mapfile -t repos < <(
-    xmlstarlet sel -t -v 'configuration/packageSources/add/@value' -n NuGet.Config |
-        while IFS= read index
-        do
-            curl --compressed -fsL "$index" | \
-                jq -r '.resources[] | select(."@type" == "PackageBaseAddress/3.0.0")."@id"'
-        done
-    )
-
-dotnet msbuild -t:restore -p:Configuration=Release -p:RestorePackagesPath="$tmpdir" \
-        -p:RestoreNoCache=true -p:RestoreForce=true \
-        "$srcdir/src/OmniSharp.Stdio.Driver/OmniSharp.Stdio.Driver.csproj" >&2
-
-cd "$tmpdir"
-for package in *
-do
-    cd "$package"
-    for version in *
-    do
-        found=false
-        for repo in "${repos[@]}"
-        do
-            url="$repo$package/$version/$package.$version.nupkg"
-            if curl -fsL "$url" -o /dev/null
-            then
-                found=true
-                break
-            fi
-        done
-
-        if ! $found
-        then
-            echo "couldn't find $package $version" >&2
-            exit 1
-        fi
-
-        sha256=$(nix-prefetch-url "$url" 2>/dev/null)
-        cat << EOL
-  {
-    pname = "$package";
-    version = "$version";
-    src = fetchurl {
-      url = "$url";
-      sha256 = "$sha256";
-    };
-  }
-EOL
-    done
-    cd ..
-done
-cd ..
-
-cat << EOL
-]
-EOL
-
-popd >&2

pkgs/development/tools/omnisharp-roslyn/default.nix

@@ -1,68 +1,9 @@
-{ lib, stdenv
-, fetchFromGitHub
-, fetchurl
-, dotnetCorePackages
-, makeWrapper
-, unzip
-, writeText
-}:
+{ lib, fetchFromGitHub, buildDotnetModule, dotnetCorePackages }:
 
 let
-
-  dotnet-sdk = dotnetCorePackages.sdk_6_0;
-
-  deps = map (package: stdenv.mkDerivation (with package; {
-    inherit pname version src;
-
-    buildInputs = [ unzip ];
-    unpackPhase = ''
-      unzip $src
-      chmod -R u+r .
-      function traverseRename () {
-        for e in *
-        do
-          t="$(echo "$e" | sed -e "s/%20/\ /g" -e "s/%2B/+/g")"
-          [ "$t" != "$e" ] && mv -vn "$e" "$t"
-          if [ -d "$t" ]
-          then
-            cd "$t"
-            traverseRename
-            cd ..
-          fi
-        done
-      }
-
-      traverseRename
-    '';
-
-    installPhase = ''
-      runHook preInstall
-
-      package=$out/lib/dotnet/${pname}/${version}
-      mkdir -p $package
-      cp -r . $package
-      echo "{}" > $package/.nupkg.metadata
-
-      runHook postInstall
-    '';
-
-    dontFixup = true;
-  }))
-    (import ./deps.nix { inherit fetchurl; });
-
-  nuget-config = writeText "NuGet.Config" ''
-    <?xml version="1.0" encoding="utf-8"?>
-    <configuration>
-      <packageSources>
-        <clear />
-      </packageSources>
-      <fallbackPackageFolders>
-        ${lib.concatStringsSep "\n" (map (package: "<add key=\"${package}\" value=\"${package}/lib/dotnet\"/>") deps)}
-      </fallbackPackageFolders>
-    </configuration>
-  '';
-
-in stdenv.mkDerivation rec {
+  sdkVersion = dotnetCorePackages.sdk_6_0.version;
+in
+buildDotnetModule rec {
   pname = "omnisharp-roslyn";
   version = "1.38.2";
 
@@ -73,36 +14,21 @@ in stdenv.mkDerivation rec {
     sha256 = "7XJIdotfffu8xo+S6xlc1zcK3oY9QIg1CJhCNJh5co0=";
   };
 
-  nativeBuildInputs = [ makeWrapper dotnet-sdk ];
+  projectFile = "src/OmniSharp.Stdio.Driver/OmniSharp.Stdio.Driver.csproj";
+  nugetDeps = ./deps.nix;
+
+  dotnetInstallFlags = [ "--framework net6.0" ];
 
   postPatch = ''
     # Relax the version requirement
     substituteInPlace global.json \
-      --replace '6.0.100' '${dotnet-sdk.version}'
+      --replace '6.0.100' '${sdkVersion}'
   '';
 
-  buildPhase = ''
-    runHook preBuild
-
-    HOME=$(pwd)/fake-home dotnet msbuild -r \
-      -p:Configuration=Release \
-      -p:RestoreConfigFile=${nuget-config} \
-      src/OmniSharp.Stdio.Driver/OmniSharp.Stdio.Driver.csproj
-
-    runHook postBuild
-  '';
-
-  installPhase = ''
-    mkdir -p $out/bin
-    cp -r bin/Release/OmniSharp.Stdio.Driver/net6.0 $out/src
-
+  postFixup = ''
     # Delete files to mimick hacks in https://github.com/OmniSharp/omnisharp-roslyn/blob/bdc14ca/build.cake#L594
-    rm $out/src/NuGet.*.dll
-    rm $out/src/System.Configuration.ConfigurationManager.dll
-
-    makeWrapper $out/src/OmniSharp $out/bin/omnisharp \
-      --prefix DOTNET_ROOT : ${dotnet-sdk} \
-      --suffix PATH : ${dotnet-sdk}/bin
+    rm $out/lib/omnisharp-roslyn/NuGet.*.dll
+    rm $out/lib/omnisharp-roslyn/System.Configuration.ConfigurationManager.dll
   '';
 
   meta = with lib; {
@@ -114,8 +40,7 @@ in stdenv.mkDerivation rec {
       binaryNativeCode  # dependencies
     ];
     license = licenses.mit;
-    maintainers = with maintainers; [ tesq0 ericdallo corngood ];
-    mainProgram = "omnisharp";
+    maintainers = with maintainers; [ tesq0 ericdallo corngood mdarocha ];
+    mainProgram = "OmniSharp";
   };
-
 }