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{ stdenv, rustPlatform, Security }:
rustPlatform.buildRustPackage rec {
pname = "rustfmt";
inherit (rustPlatform.rust.rustc) version src;
# the rust source tarball already has all the dependencies vendored, no need to fetch them again
cargoVendorDir = "vendor";
buildAndTestSubdir = "src/tools/rustfmt";
# changes hash of vendor directory otherwise
dontUpdateAutotoolsGnuConfigScripts = true;
buildInputs = stdenv.lib.optional stdenv.isDarwin Security;
# As of 1.0.0 and rustc 1.30 rustfmt requires a nightly compiler
RUSTC_BOOTSTRAP = 1;
# As of rustc 1.45.0, these env vars are required to build rustfmt (due to
# https://github.com/rust-lang/rust/pull/72001)
CFG_RELEASE = "${rustPlatform.rust.rustc.version}-nightly";
CFG_RELEASE_CHANNEL = "nightly";
meta = with stdenv.lib; {
description = "A tool for formatting Rust code according to style guidelines";
homepage = "https://github.com/rust-lang-nursery/rustfmt";
license = with licenses; [ mit asl20 ];
maintainers = with maintainers; [ globin basvandijk ];
};
}
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