spirv-cross 2019-01-31 (new formula)

Closes #36875.

Signed-off-by: FX Coudert <fxcoudert@gmail.com>

Formula/spirv-cross.rb

@@ -0,0 +1,29 @@
+class SpirvCross < Formula
+  desc "Performing reflection and disassembling SPIR-V"
+  homepage "https://github.com/KhronosGroup/SPIRV-Cross"
+  url "https://github.com/KhronosGroup/SPIRV-Cross/archive/2019-01-31.tar.gz"
+  version "2019-01-31"
+  sha256 "1876b044cd21942752492c99f12fcd7e69debb6a63c52277ae83303bd6437f59"
+
+  depends_on "cmake" => :build
+  depends_on "glm" => :test
+  depends_on "glslang" => :test
+
+  def install
+    mkdir "build" do
+      system "cmake", "..", *std_cmake_args
+      system "make", "install"
+    end
+    # required for tests
+    prefix.install "samples"
+    (include/"spirv_cross").install Dir["include/spirv_cross/*"]
+  end
+
+  test do
+    cp_r Dir[prefix/"samples/cpp/*"], testpath
+    inreplace "Makefile", "-I../../include", "-I#{include}"
+    inreplace "Makefile", "../../spirv-cross", "spirv-cross"
+
+    system "make"
+  end
+end