45 lines
1.8 KiB
Nix
45 lines
1.8 KiB
Nix
{ lib, stdenv, rustPlatform, rustc, Security, asNightly ? false }:
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rustPlatform.buildRustPackage rec {
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pname = "rustfmt" + lib.optionalString asNightly "-nightly";
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inherit (rustc) version src;
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# the rust source tarball already has all the dependencies vendored, no need to fetch them again
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cargoVendorDir = "vendor";
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buildAndTestSubdir = "src/tools/rustfmt";
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# changes hash of vendor directory otherwise
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dontUpdateAutotoolsGnuConfigScripts = true;
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buildInputs = [
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rustc.llvm
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] ++ lib.optional stdenv.isDarwin Security;
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# rustfmt uses the rustc_driver and std private libraries, and Rust's build process forces them to have
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# an install name of `@rpath/...` [0] [1] instead of the standard on macOS, which is an absolute path
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# to itself.
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#
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# [0]: https://github.com/rust-lang/rust/blob/f77f4d55bdf9d8955d3292f709bd9830c2fdeca5/src/bootstrap/builder.rs#L1543
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# [1]: https://github.com/rust-lang/rust/blob/f77f4d55bdf9d8955d3292f709bd9830c2fdeca5/compiler/rustc_codegen_ssa/src/back/linker.rs#L323-L331
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preFixup = lib.optionalString stdenv.isDarwin ''
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install_name_tool -add_rpath "${rustc.unwrapped}/lib" "$out/bin/rustfmt"
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install_name_tool -add_rpath "${rustc.unwrapped}/lib" "$out/bin/git-rustfmt"
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'';
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# As of 1.0.0 and rustc 1.30 rustfmt requires a nightly compiler
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RUSTC_BOOTSTRAP = 1;
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# As of rustc 1.45.0, these env vars are required to build rustfmt (due to
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# https://github.com/rust-lang/rust/pull/72001)
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CFG_RELEASE = rustc.version;
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CFG_RELEASE_CHANNEL = if asNightly then "nightly" else "stable";
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meta = with lib; {
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description = "A tool for formatting Rust code according to style guidelines";
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homepage = "https://github.com/rust-lang-nursery/rustfmt";
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license = with licenses; [ mit asl20 ];
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mainProgram = "rustfmt";
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maintainers = with maintainers; [ globin basvandijk ];
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};
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}
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