{ rustPlatform, fetchFromGitHub, lib, stdenv, v8 }: rustPlatform.buildRustPackage rec { pname = "wasmtime"; version = "0.37.0"; src = fetchFromGitHub { owner = "bytecodealliance"; repo = pname; rev = "v${version}"; sha256 = "sha256-ZUr1v94If8ER4lTHLwuP+F3xfXU7IW4ZEztBA2TPvVg="; fetchSubmodules = true; }; cargoSha256 = "sha256-X+KDeWavFTBaxbSPlIiyuiBC7wg1/5C/NXp+VEY8Mk8="; # This environment variable is required so that when wasmtime tries # to run tests by using the rusty_v8 crate, it does not try to # download a static v8 build from the Internet, what would break # build hermetism. RUSTY_V8_ARCHIVE = lib.optionalString stdenv.isLinux "${v8}/lib/libv8.a"; doCheck = true; checkFlags = [ "--skip=cli_tests::run_cwasm" "--skip=commands::compile::test::test_successful_compile" "--skip=commands::compile::test::test_aarch64_flags_compile" "--skip=commands::compile::test::test_unsupported_flags_compile" "--skip=commands::compile::test::test_x64_flags_compile" "--skip=commands::compile::test::test_x64_presets_compile" "--skip=traps::parse_dwarf_info" ]; meta = with lib; { broken = stdenv.isDarwin; description = "Standalone JIT-style runtime for WebAssembly, using Cranelift"; homepage = "https://github.com/bytecodealliance/wasmtime"; license = licenses.asl20; maintainers = [ maintainers.matthewbauer ]; platforms = platforms.unix; }; }