homebrew-core/Formula/checkstyle.rb

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class Checkstyle < Formula
desc "Check Java source against a coding standard"
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homepage "http://checkstyle.sourceforge.net/"
url "https://downloads.sourceforge.net/project/checkstyle/checkstyle/6.9/checkstyle-6.9-all.jar"
sha256 "b97de32dd519744fe501dff90c1d8dc94c267c5fd5bc367be05dc1a693451502"
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bottle :unneeded
def install
libexec.install "checkstyle-#{version}-all.jar"
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bin.write_jar_script libexec/"checkstyle-#{version}-all.jar", "checkstyle"
end
test do
path = testpath/"foo.java"
path.write "public class Foo{ }\n"
output = `#{bin}/checkstyle -c /sun_checks.xml #{path}`
errors = output.split("\n").select { |line| line.start_with?(path) }
assert_match "#{path}:1:17: '{' is not preceded with whitespace.", errors.join(" ")
assert_equal errors.size, $?.exitstatus
end
end