class RustupInit < Formula desc "The Rust toolchain installer" homepage "https://github.com/rust-lang/rustup.rs" url "https://github.com/rust-lang/rustup.rs/archive/1.17.0.tar.gz" sha256 "6db73f9684b4d93de47cd511ebd56c2821c37bb41054a4a60060b496764f1f4d" bottle do cellar :any_skip_relocation sha256 "04d0ddebac1544b99f8eebe9ad4357b76877154ce157bb0badd79f9e9eca66bb" => :mojave sha256 "7d75a5bff539711ed359c21b752a446d04fc098711205d947744c92a065a56e4" => :high_sierra sha256 "34ac177dbdfd66b190d84acf81db5047fa69c505649288c62bbdceb355b8d16e" => :sierra end depends_on "rust" => :build def install cargo_home = buildpath/"cargo_home" cargo_home.mkpath ENV["CARGO_HOME"] = cargo_home system "cargo", "install", "--root", prefix, "--path", ".", "--features", "no-self-update" end test do ENV["CARGO_HOME"] = testpath/".cargo" ENV["RUSTUP_HOME"] = testpath/".multirust" system bin/"rustup-init", "-y" (testpath/"hello.rs").write <<~EOS fn main() { println!("Hello World!"); } EOS system testpath/".cargo/bin/rustc", "hello.rs" assert_equal "Hello World!", shell_output("./hello").chomp end end