43 lines
1.3 KiB
Ruby
43 lines
1.3 KiB
Ruby
class Menhir < Formula
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desc "LR(1) parser generator for the OCaml programming language"
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homepage "http://cristal.inria.fr/~fpottier/menhir"
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url "http://cristal.inria.fr/~fpottier/menhir/menhir-20180703.tar.gz"
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sha256 "ab5f16632e81fb67844becde994dbdd6fd875b3a9c799a275af8083f4f2d9b9b"
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bottle do
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sha256 "66c3cd9edeb38e0dbbbb7fcd73a281e26f82db6a922e2945c690855ff9654b5e" => :high_sierra
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sha256 "58af3454e55f435827f49243ab71fc05a1a529981b818b78eddab88fa5c5e87e" => :sierra
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sha256 "ee0ad38aa7dc7c44296f33a439ef6c7b9a007c453ef05f84fb5035dfd4e5ef9d" => :el_capitan
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end
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depends_on "ocamlbuild" => :build
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depends_on "ocaml"
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def install
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system "make", "PREFIX=#{prefix}", "all"
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system "make", "PREFIX=#{prefix}", "install"
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end
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test do
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(testpath/"test.mly").write <<~EOS
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%token PLUS TIMES EOF
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%left PLUS
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%left TIMES
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%token<int> INT
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%start<int> prog
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%%
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prog: x=exp EOF { x }
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exp: x = INT { x }
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| lhs = exp; op = op; rhs = exp { op lhs rhs }
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%inline op: PLUS { fun x y -> x + y }
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| TIMES { fun x y -> x * y }
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EOS
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system "#{bin}/menhir", "--dump", "--explain", "--infer", "test.mly"
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assert_predicate testpath/"test.ml", :exist?
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assert_predicate testpath/"test.mli", :exist?
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end
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end
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