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@ffeu
Last active May 17, 2022 04:50
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EDIT 2021: NOT WORKING ANYMORE!! clang-format version 5 (5.0.2) formula for brew (check comment below on how to install it)
class ClangFormatAT5 < Formula
desc "Formatting tool for C/C++/Java/JavaScript/Objective-C/Protobuf"
homepage "https://releases.llvm.org/5.0.2/tools/clang/docs/ClangFormat.html"
version "5.0.2"
if MacOS.version >= :sierra
url "https://llvm.org/svn/llvm-project/llvm/tags/RELEASE_502/final/", :using => :svn
else
url "http://llvm.org/svn/llvm-project/llvm/tags/RELEASE_502/final/", :using => :svn
end
depends_on "cmake" => :build
depends_on "ninja" => :build
depends_on "subversion" => :build
resource "clang" do
if MacOS.version >= :sierra
url "https://llvm.org/svn/llvm-project/cfe/tags/RELEASE_502/final/", :using => :svn
else
url "http://llvm.org/svn/llvm-project/cfe/tags/RELEASE_502/final/", :using => :svn
end
end
resource "libcxx" do
url "https://releases.llvm.org/5.0.0/libcxx-5.0.0.src.tar.xz"
sha256 "eae5981e9a21ef0decfcac80a1af584ddb064a32805f95a57c7c83a5eb28c9b1"
end
def install
(buildpath/"projects/libcxx").install resource("libcxx")
(buildpath/"tools/clang").install resource("clang")
mkdir "build" do
args = std_cmake_args
args << "-DCMAKE_OSX_SYSROOT=/" unless MacOS::Xcode.installed?
args << "-DLLVM_ENABLE_LIBCXX=ON"
args << ".."
system "cmake", "-G", "Ninja", *args
system "ninja", "clang-format"
bin.install "bin/clang-format"
end
bin.install "tools/clang/tools/clang-format/git-clang-format"
(share/"clang").install Dir["tools/clang/tools/clang-format/clang-format*"]
end
test do
# NB: below C code is messily formatted on purpose.
(testpath/"test.c").write <<~EOS
int main(char *args) { \n \t printf("hello"); }
EOS
assert_equal "int main(char *args) { printf(\"hello\"); }\n",
shell_output("#{bin}/clang-format -style=Google test.c")
# below code is messily formatted on purpose.
(testpath/"test2.h").write <<~EOS
#import "package/file.h"
@interface SomePlugin : NSObject < ParentPlugin >
@end
EOS
# NOTE! different formatting depending on version
# clang-format 5.x
# @interface SomePlugin : NSObject<ParentPlugin>
# clang-format 6.x, 7.x
# @interface SomePlugin : NSObject <ParentPlugin>
assert_equal "#import \"package/file.h\"\n@interface SomePlugin : NSObject<ParentPlugin>\n@end\n",
shell_output("#{bin}/clang-format -style=Google test2.h")
end
end
@feuerste
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Thanks a lot @ffeu for this, unfortunately this doesn't work any more, as llvm moved to github

@ffeu
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ffeu commented Mar 12, 2021

@feuerste thanks for letting me know

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