class Swift < Formula desc "High-performance system programming language" homepage "https://github.com/apple/swift" url "https://github.com/apple/swift/archive/swift-4.0.3-RELEASE.tar.gz" sha256 "026d596dd4a24580a5e442409e8c58259197bd73ddbb77e5aade96da982ea39b" bottle do cellar :any sha256 "f283aa347aa58b57dd835a91f311837fcb4b8cdbea52aaf9dcffdf33b8915e0c" => :high_sierra sha256 "2d8f4b3bf2a3c1d5ffd811b42378cb43da9f49c0c16fec6e294d93338bfc57ad" => :sierra end keg_only :provided_by_osx, "Apple's CLT package contains Swift" depends_on "cmake" => :build depends_on "ninja" => :build # Depends on latest version of Xcode # https://github.com/apple/swift#system-requirements depends_on :xcode => ["9.0", :build] # This formula is expected to have broken/missing linkage to # both UIKit.framework and AssetsLibrary.framework. This is # simply due to the nature of Swift's SDK Overlays. resource "clang" do url "https://github.com/apple/swift-clang/archive/swift-4.0.3-RELEASE.tar.gz" sha256 "c940bd48c88f71622fb00167d92a619dd1614093893e1a09982c08da42259404" end resource "cmark" do url "https://github.com/apple/swift-cmark/archive/swift-4.0.3-RELEASE.tar.gz" sha256 "e95d0b54a0e897e768c9437dd67d56ec887909d0294cf6536ba240accd0d294f" end resource "compiler-rt" do url "https://github.com/apple/swift-compiler-rt/archive/swift-4.0.3-RELEASE.tar.gz" sha256 "1c2da685e8f424cb4460ed1daaf0c308f8deff63e7a3716c8a881cef60fbc7d8" end resource "llbuild" do url "https://github.com/apple/swift-llbuild/archive/swift-4.0.3-RELEASE.tar.gz" sha256 "92001e449b54a47516086a4e7d5f575bffa2847ae1f658540b2ec6f6dee6c6e7" end resource "llvm" do url "https://github.com/apple/swift-llvm/archive/swift-4.0.3-RELEASE.tar.gz" sha256 "a611487a82636142bc1ea8ef5b21401a5c75e57fb0dbf041ef8f2e85a472db2e" end resource "swiftpm" do url "https://github.com/apple/swift-package-manager/archive/swift-4.0.3-RELEASE.tar.gz" sha256 "4c26d333a01c239de8aa96b0536b7ff7218b7a322851a7d3b3b91b59fb4ce244" end # According to the official llvm readme, GCC 4.7+ is required fails_with :gcc_4_0 fails_with :gcc ("4.3".."4.6").each do |n| fails_with :gcc => n end def install workspace = buildpath.parent build = workspace/"build" toolchain_prefix = "/Swift-#{version}.xctoolchain" install_prefix = "#{toolchain_prefix}/usr" ln_sf buildpath, "#{workspace}/swift" resources.each { |r| r.stage("#{workspace}/#{r.name}") } mkdir build do system "#{buildpath}/utils/build-script", "--release", "--assertions", "--no-swift-stdlib-assertions", "--build-subdir=#{build}", "--llbuild", "--swiftpm", "--ios", "--tvos", "--watchos", "--", "--workspace=#{workspace}", "--build-args=-j#{ENV.make_jobs}", "--install-destdir=#{prefix}", "--toolchain-prefix=#{toolchain_prefix}", "--install-prefix=#{install_prefix}", "--host-target=macosx-x86_64", "--build-swift-static-stdlib", "--build-swift-dynamic-stdlib", "--build-swift-dynamic-sdk-overlay", "--build-swift-static-sdk-overlay", "--build-swift-stdlib-unittest-extra", "--install-swift", "--swift-install-components=compiler;clang-resource-dir-symlink;"\ "clang-builtin-headers-in-clang-resource-dir;stdlib;sdk-overlay;tools;"\ "editor-integration;testsuite-tools;toolchain-dev-tools;license;sourcekit-inproc;"\ "sourcekit-xpc-service;swift-remote-mirror;swift-remote-mirror-headers", "--llvm-install-components=clang;libclang;libclang-headers", "--install-llbuild", "--install-swiftpm" end end test do (testpath/"test.swift").write <<~EOS let base = 2 let exponent_inner = 3 let exponent_outer = 4 var answer = 1 for _ in 1...exponent_outer { for _ in 1...exponent_inner { answer *= base } } print("(\\(base)^\\(exponent_inner))^\\(exponent_outer) == \\(answer)") EOS output = shell_output("#{prefix}/Swift-#{version}.xctoolchain/usr/bin/swift test.swift") assert_match "(2^3)^4 == 4096\n", output end end