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-20171206.tar.gz"
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sha256 "c4ed86f2d02d72183e3422ff1700276925fe6cfa2f22900f3d30f23dce8e9c77"
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bottle do
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sha256 "314f530185298fcfad36331846e019f34866375c958cb6b61180263eb410bb3b" => :high_sierra
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sha256 "00816e8642823c64930316235f1d24a83eb6189825d5d49454fc6aea8b4bae53" => :sierra
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sha256 "7f66544bf41a1419eb3863bd9ce165c4ef765d0730386c64844e3768c085d4e3" => :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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