metashell 2.0.0 (new formula)

Interactive template metaprogramming shell for c++

Closes #36378.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>

1 files changed, 33 insertions, 0 deletions

diff --git a/Library/Formula/metashell.rb b/Library/Formula/metashell.rb
new file mode 100644
index 000000000..f4c3846ce
--- /dev/null
+++ b/Library/Formula/metashell.rb
@@ -0,0 +1,33 @@
+class Metashell < Formula
+  homepage "https://github.com/sabel83/metashell"
+  url "https://github.com/sabel83/metashell/archive/v2.0.0.tar.gz"
+  sha1 "4dec47b6ee32cdf179b2eb297c289b296d3fba8f"
+
+  depends_on "cmake" => :build
+
+  needs :cxx11
+
+  def install
+    ENV.cxx11
+    # Build internal Clang
+    mkdir "templight/build" do
+      system "cmake", "../llvm", "-DLIBCLANG_BUILD_STATIC=ON", *std_cmake_args
+      system "make", "clang"
+      system "make", "libclang"
+      system "make", "libclang_static"
+    end
+
+    mkdir "build" do
+      system "cmake", "..", *std_cmake_args
+      system "make", "install"
+    end
+  end
+
+  test do
+    (testpath/"test.hpp").write <<-EOS.undent
+      template <class T> struct add_const { using type = const T; };
+      add_const<int>::type
+    EOS
+    assert_match /const int/, shell_output("cat #{testpath}/test.hpp | #{bin}/metashell -H")
+  end
+end