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rustfmt: fix build with rustc 1.45.0

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Due to a recent change in rustc 1.45.0, rustfmt now requires two
additional environment variables to be set in order to build
successfully: `CFG_RELEASE` and `CFG_RELEASE_CHANNEL`.
This commit is contained in:
Cole Helbling 2020-07-21 10:28:39 -07:00
parent 34432ad386
commit 22fdfc7fbc
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pkgs/development/compilers/rust/rustfmt.nix
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@ -16,6 +16,11 @@ rustPlatform.buildRustPackage rec {
# 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";