57 lines
2.0 KiB
Ruby
57 lines
2.0 KiB
Ruby
class Frege < Formula
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desc "Non-strict, functional programming language in the spirit of Haskell"
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homepage "https://github.com/Frege/frege/"
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url "https://github.com/Frege/frege/releases/download/3.24public/frege3.24.405.jar"
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sha256 "f5a6e40d1438a676de85620e3304ada4760878879e02dbb7c723164bd6087fc4"
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license "BSD-3-Clause"
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revision 3
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# The jar file versions in the GitHub release assets are often different
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# than the tag version, so we can't identify the latest version from the tag
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# alone. This `strategy` block fetches the separate asset list HTML for the
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# "latest" release and matches versions in the jar filenames.
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livecheck do
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url "https://github.com/Frege/frege/releases/latest"
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regex(/href=.*?frege[._-]?(\d+(?:\.\d+)+)\.jar/i)
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strategy :header_match do |headers, regex|
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next if headers["location"].blank?
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# Identify the latest tag from the response's `location` header
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latest_tag = File.basename(headers["location"])
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next if latest_tag.blank?
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# Fetch the assets list HTML for the latest tag and match within it
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assets_page = Homebrew::Livecheck::Strategy.page_content(
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@url.sub(%r{/releases/?.+}, "/releases/expanded_assets/#{latest_tag}"),
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)
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assets_page[:content]&.scan(regex)&.map { |match| match[0] }
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end
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end
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bottle do
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rebuild 1
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sha256 cellar: :any_skip_relocation, all: "28f3c0d702b145adb8d615507d492ce37bf7309fde2dcda48b47397c2a387ffa"
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end
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depends_on "openjdk"
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def install
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libexec.install "frege#{version}.jar"
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bin.write_jar_script libexec/"frege#{version}.jar", "fregec"
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end
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test do
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(testpath/"test.fr").write <<~EOS
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module Hello where
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greeting friend = "Hello, " ++ friend ++ "!"
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main args = do
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println (greeting "World")
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EOS
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system bin/"fregec", "-d", testpath, "test.fr"
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output = shell_output "#{Formula["openjdk"].bin}/java -Xss1m -cp #{testpath}:#{libexec}/frege#{version}.jar Hello"
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assert_equal "Hello, World!\n", output
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end
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end
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