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{ lib
, buildDotnetModule
, fetchFromGitHub
, writeScript
, jdk11
, z3
}:
buildDotnetModule rec {
pname = "Dafny";
version = "4.2.0";
src = fetchFromGitHub {
owner = "dafny-lang";
repo = "dafny";
rev = "v${version}";
sha256 = "sha256-RSGaOgGf3m94t3SKnvSPqz0VHhWr6NmIMtGsmOynMaM=";
};
postPatch = ''
cp ${writeScript "fake-gradlew-for-dafny" ''
mkdir -p build/libs/
javac $(find -name "*.java" | grep "^./src/main") -d classes
jar cf build/libs/DafnyRuntime-${version}.jar -C classes dafny
''} Source/DafnyRuntime/DafnyRuntimeJava/gradlew
# Needed to fix
# "error NETSDK1129: The 'Publish' target is not supported without specifying a target framework. The current project targets multiple frameworks, you must specify the framework for the published application."
substituteInPlace Source/DafnyRuntime/DafnyRuntime.csproj \
--replace TargetFrameworks TargetFramework \
--replace "netstandard2.0;net452" net6.0
'';
buildInputs = [ jdk11 ];
nugetDeps = ./deps.nix;
# Build just these projects. Building Source/Dafny.sln includes a bunch of
# unnecessary components like tests.
projectFile = [
"Source/Dafny/Dafny.csproj"
"Source/DafnyRuntime/DafnyRuntime.csproj"
"Source/DafnyLanguageServer/DafnyLanguageServer.csproj"
];
executables = [ "Dafny" ];
# Help Dafny find z3
makeWrapperArgs = [ "--prefix PATH : ${lib.makeBinPath [ z3 ]}" ];
postFixup = ''
ln -s "$out/bin/Dafny" "$out/bin/dafny" || true
'';
meta = with lib; {
description = "A programming language with built-in specification constructs";
homepage = "https://research.microsoft.com/dafny";
maintainers = with maintainers; [ layus ];
license = licenses.mit;
platforms = with platforms; (linux ++ darwin);
};
}
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