homebrew-core/Formula/go.rb
2016-08-19 22:02:35 +01:00

115 lines
3.5 KiB
Ruby

class Go < Formula
desc "Go programming environment"
homepage "https://golang.org"
stable do
url "https://storage.googleapis.com/golang/go1.7.src.tar.gz"
mirror "https://fossies.org/linux/misc/go1.7.src.tar.gz"
version "1.7"
sha256 "72680c16ba0891fcf2ccf46d0f809e4ecf47bbf889f5d884ccb54c5e9a17e1c0"
go_version = version.to_s.split(".")[0..1].join(".")
resource "gotools" do
url "https://go.googlesource.com/tools.git",
:branch => "release-branch.go#{go_version}",
:revision => "26c35b4dcf6dfcb924e26828ed9f4d028c5ce05a"
end
end
bottle do
sha256 "ed0e189d4cdd7803da371ba758ec95b0b8aaaa31cd563c44bb003faa9a1c15da" => :el_capitan
sha256 "86db76825414a6a370e7894b53adc7019eb7d8164ed3af9c435b2f9659061d21" => :yosemite
sha256 "40cae6f8f9f1cd2ef1a23196761273695ec96a566e2b2470dd72d727cf8e631d" => :mavericks
end
head do
url "https://github.com/golang/go.git"
resource "gotools" do
url "https://go.googlesource.com/tools.git"
end
end
option "without-cgo", "Build without cgo"
option "without-godoc", "godoc will not be installed for you"
option "without-race", "Build without race detector"
depends_on :macos => :mountain_lion
# Should use the last stable binary release to bootstrap.
# More explicitly, leave this at 1.7 when 1.7.1 is released.
resource "gobootstrap" do
url "https://storage.googleapis.com/golang/go1.7.darwin-amd64.tar.gz"
version "1.7"
sha256 "51d905e0b43b3d0ed41aaf23e19001ab4bc3f96c3ca134b48f7892485fc52961"
end
def install
ENV.permit_weak_imports
(buildpath/"gobootstrap").install resource("gobootstrap")
ENV["GOROOT_BOOTSTRAP"] = buildpath/"gobootstrap"
cd "src" do
ENV["GOROOT_FINAL"] = libexec
ENV["GOOS"] = "darwin"
ENV["CGO_ENABLED"] = build.with?("cgo") ? "1" : "0"
system "./make.bash", "--no-clean"
end
(buildpath/"pkg/obj").rmtree
rm_rf "gobootstrap" # Bootstrap not required beyond compile.
libexec.install Dir["*"]
bin.install_symlink Dir[libexec/"bin/go*"]
# Race detector only supported on amd64 platforms.
# https://golang.org/doc/articles/race_detector.html
if MacOS.prefer_64_bit? && build.with?("race")
system bin/"go", "install", "-race", "std"
end
if build.with? "godoc"
ENV.prepend_path "PATH", bin
ENV["GOPATH"] = buildpath
(buildpath/"src/golang.org/x/tools").install resource("gotools")
if build.with? "godoc"
cd "src/golang.org/x/tools/cmd/godoc/" do
system "go", "build"
(libexec/"bin").install "godoc"
end
bin.install_symlink libexec/"bin/godoc"
end
end
end
def caveats; <<-EOS.undent
As of go 1.2, a valid GOPATH is required to use the `go get` command:
https://golang.org/doc/code.html#GOPATH
You may wish to add the GOROOT-based install location to your PATH:
export PATH=$PATH:#{opt_libexec}/bin
EOS
end
test do
(testpath/"hello.go").write <<-EOS.undent
package main
import "fmt"
func main() {
fmt.Println("Hello World")
}
EOS
# Run go fmt check for no errors then run the program.
# This is a a bare minimum of go working as it uses fmt, build, and run.
system bin/"go", "fmt", "hello.go"
assert_equal "Hello World\n", shell_output("#{bin}/go run hello.go")
if build.with? "godoc"
assert File.exist?(libexec/"bin/godoc")
assert File.executable?(libexec/"bin/godoc")
end
end
end