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-20170418.tar.gz"
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sha256 "31deadeef2129ffcbdd78717007e13f87031432e6c3601f7e829bb0e5f9c7d2b"
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bottle do
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sha256 "86157755557dd51f1a9322adc8327807be6ccb7fdf4a4ea451d9c177f7f9e78e" => :sierra
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sha256 "c279ad81a33a688861afe7c9a32d6dd98ec404d4bec00cb0e563e7a3356a8c5a" => :el_capitan
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sha256 "b169d89422b88a6121f56f1d1d4d25fa1990b6ed5b89577a328ceb5406d6178a" => :yosemite
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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.undent
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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 File.exist? "test.ml"
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assert File.exist? "test.mli"
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end
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end
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