From 06477cccf74328cad4b77152d5426b1efed392ca Mon Sep 17 00:00:00 2001 From: Evgeny Zemtsov Date: Thu, 9 Dec 2021 20:17:12 +0100 Subject: [PATCH] buildDotnetModule: support local project references --- doc/languages-frameworks/dotnet.section.md | 15 ++++++++++++++- .../build-support/build-dotnet-module/default.nix | 12 ++++++++++++ 2 files changed, 26 insertions(+), 1 deletion(-) diff --git a/doc/languages-frameworks/dotnet.section.md b/doc/languages-frameworks/dotnet.section.md index b7907014cf48..94d97a970dbb 100644 --- a/doc/languages-frameworks/dotnet.section.md +++ b/doc/languages-frameworks/dotnet.section.md @@ -74,6 +74,16 @@ To package Dotnet applications, you can use `buildDotnetModule`. This has simila * `projectFile` has to be used for specifying the dotnet project file relative to the source root. These usually have `.sln` or `.csproj` file extensions. This can be an array of multiple projects as well. * `nugetDeps` has to be used to specify the NuGet dependency file. Unfortunately, these cannot be deterministically fetched without a lockfile. This file should be generated using `nuget-to-nix` tool, which is available in nixpkgs. * `packNupkg` is used to pack project as a `nupkg`, and installs it to `$out/share`. If set to `true`, the derivation can be used as a dependency for another dotnet project by adding it to `projectReferences`. +* `projectReferences` can be used to resolve `ProjectReference` project items. Referenced projects can be packed with `buildDotnetModule` by setting the `packNupkg = true` attribute and passing a list of derivations to `projectReferences`. Since we are sharing referenced projects as NuGets they must be added to csproj/fsproj files as `PackageReference` as well. + For example, your project has a local dependency: + ```xml + + ``` + To enable discovery through `projectReferences` you would need to add: + ```xml + + + ``` * `executables` is used to specify which executables get wrapped to `$out/bin`, relative to `$out/lib/$pname`. If this is unset, all executables generated will get installed. If you do not want to install any, set this to `[]`. * `runtimeDeps` is used to wrap libraries into `LD_LIBRARY_PATH`. This is how dotnet usually handles runtime dependencies. * `buildType` is used to change the type of build. Possible values are `Release`, `Debug`, etc. By default, this is set to `Release`. @@ -93,7 +103,9 @@ Here is an example `default.nix`, using some of the previously discussed argumen ```nix { lib, buildDotnetModule, dotnetCorePackages, ffmpeg }: -buildDotnetModule rec { +let + referencedProject = import ../../bar { ... }; +in buildDotnetModule rec { pname = "someDotnetApplication"; version = "0.1"; @@ -101,6 +113,7 @@ buildDotnetModule rec { projectFile = "src/project.sln"; nugetDeps = ./deps.nix; # File generated with `nuget-to-nix path/to/src > deps.nix`. + projectReferences = [ referencedProject ]; # `referencedProject` must contain `nupkg` in the folder structure. dotnet-sdk = dotnetCorePackages.sdk_3_1; dotnet-runtime = dotnetCorePackages.net_5_0; diff --git a/pkgs/build-support/build-dotnet-module/default.nix b/pkgs/build-support/build-dotnet-module/default.nix index 637924b056a3..7e56e70bf8b9 100644 --- a/pkgs/build-support/build-dotnet-module/default.nix +++ b/pkgs/build-support/build-dotnet-module/default.nix @@ -30,6 +30,15 @@ # The NuGet dependency file. This locks all NuGet dependency versions, as otherwise they cannot be deterministically fetched. # This can be generated using the `nuget-to-nix` tool. , nugetDeps ? null +# A list of derivations containing nupkg packages for local project references. +# Referenced derivations can be built with `buildDotnetModule` with `packNupkg=true` flag. +# Since we are sharing them as nugets they must be added to csproj/fsproj files as `PackageReference` as well. +# For example, your project has a local dependency: +# +# To enable discovery through `projectReferences` you would need to add a line: +# +# +, projectReferences ? [] # Libraries that need to be available at runtime should be passed through this. # These get wrapped into `LD_LIBRARY_PATH`. , runtimeDeps ? [] @@ -64,6 +73,7 @@ let inherit sha256; }; }); + _localDeps = linkFarmFromDrvs "${name}-local-nuget-deps" projectReferences; nuget-source = stdenvNoCC.mkDerivation rec { name = "${args.pname}-nuget-source"; @@ -76,6 +86,8 @@ let nuget sources Add -Name nixos -Source "$out/lib" nuget init "${_nugetDeps}" "$out/lib" + ${lib.optionalString (projectReferences != []) + "nuget init \"${_localDeps}\" \"$out/lib\""} # Generates a list of all unique licenses' spdx ids. find "$out/lib" -name "*.nuspec" -exec sh -c \