rustfmt: enable tests
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@ -1,8 +1,8 @@
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{ stdenv, rustPlatform, rustc, Security }:
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{ stdenv, rustPlatform, Security }:
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rustPlatform.buildRustPackage rec {
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name = "rustfmt-${version}";
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inherit (rustc) version src;
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inherit (rustPlatform.rust.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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@ -14,70 +14,11 @@ rustPlatform.buildRustPackage rec {
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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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# Without disabling the test the build fails with:
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#
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# Compiling rustc_llvm v0.0.0 (/private/tmp/nix-build-rustfmt-1.36.0.drv-0/rustc-1.36.0-src/src/librustc_llvm)
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# ...
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# error: failed to run custom build command for `rustc_llvm v0.0.0
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# (/private/tmp/nix-build-rustfmt-1.36.0.drv-0/rustc-1.36.0-src/src/librustc_llvm)`
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#
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# Caused by:
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# process didn't exit successfully:
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# `/private/tmp/nix-build-rustfmt-1.36.0.drv-0/rustc-1.36.0-src/target/debug/build/rustc_llvm-4d3eb1eff32fd46b/build-script-build` (exit code: 101)
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# --- stdout
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# cargo:rerun-if-env-changed=REAL_LIBRARY_PATH_VAR
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# cargo:rerun-if-env-changed=REAL_LIBRARY_PATH
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#
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# --- stderr
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# thread 'main' panicked at 'REAL_LIBRARY_PATH_VAR', src/libcore/option.rs:1036:5
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# note: Run with `RUST_BACKTRACE=1` environment variable to display a backtrace.
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#
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# Setting the following:
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#
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# # This mimics https://github.com/rust-lang/rust/blob/1.36.0/src/bootstrap/util.rs#L58:L70
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# REAL_LIBRARY_PATH_VAR =
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# if stdenv.isDarwin then "DYLD_LIBRARY_PATH"
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# else "LD_LIBRARY_PATH";
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#
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# Results in:
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#
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# Compiling rustc_llvm v0.0.0 (/private/tmp/nix-build-rustfmt-1.36.0.drv-0/rustc-1.36.0-src/src/librustc_llvm)
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# ...
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# error: failed to run custom build command for `rustc_llvm v0.0.0 (/private/tmp/nix-build-rustfmt-1.36.0.drv-0/rustc-1.36.0-src/src/librustc_llvm)`
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#
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# Caused by:
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# process didn't exit successfully: `/private/tmp/nix-build-rustfmt-1.36.0.drv-0/rustc-1.36.0-src/target/debug/build/rustc_llvm-4d3eb1eff32fd46b/build-script-build` (exit code: 1)
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# --- stdout
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# cargo:rerun-if-env-changed=REAL_LIBRARY_PATH_VAR
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# cargo:rerun-if-env-changed=REAL_LIBRARY_PATH
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# cargo:rerun-if-changed=llvm-config
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# cargo:rerun-if-env-changed=LLVM_CONFIG
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#
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#
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# failed to execute command: "llvm-config" "--version"
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# error: No such file or directory (os error 2)
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#
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# Adding `llvmSharedForBuild` to rustc's `passthru` and adding
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# `rustc.llvmSharedForBuild` to the `buildInputs` fixes this but then the
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# build fails lateron with:
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#
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# Compiling rustc_llvm v0.0.0 (/private/tmp/nix-build-rustfmt-1.36.0.drv-0/rustc-1.36.0-src/src/librustc_llvm)
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# ...
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# error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
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# --> src/librustc_llvm/lib.rs:9:1
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# |
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# 9 | extern crate rustc_cratesio_shim;
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# | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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# |
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# = note: for more information, see https://github.com/rust-lang/rust/issues/27812
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# = help: add #![feature(rustc_private)] to the crate attributes to enable
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#
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# error: aborting due to previous error
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#
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# For more information about this error, try `rustc --explain E0658`.
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#
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# error: Could not compile `rustc_llvm`.
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doCheck = false;
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# we run tests in debug mode so tests look for a debug build of
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# rustfmt. Anyway this adds nearly no compilation time.
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preCheck = ''
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cargo build
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'';
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meta = with stdenv.lib; {
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description = "A tool for formatting Rust code according to style guidelines";
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