homebrew-core/Formula/menhir.rb
2017-10-20 14:10:54 +01:00

43 lines
1.3 KiB
Ruby

class Menhir < Formula
desc "LR(1) parser generator for the OCaml programming language"
homepage "http://cristal.inria.fr/~fpottier/menhir"
url "http://cristal.inria.fr/~fpottier/menhir/menhir-20171013.tar.gz"
sha256 "7c1bfed0bda443c40408c2bb2e2a4bae2f6168ac1d5a7e258117dcea83c51cbf"
bottle do
sha256 "b5f79dc5cbf10bdf50474cea7e3e9f5c605a6e15d886fa4f77512ee302a3f7b8" => :high_sierra
sha256 "58a80d67fc3014c439ad1103b05acf31ecbccaaf20ed10360225071a4c6d215b" => :sierra
sha256 "f180a3f9a9fd67eefc68104928fa7cbda1b2ed79cc9a9ee091fa511aeb02c576" => :el_capitan
end
depends_on "ocamlbuild" => :build
depends_on "ocaml"
def install
system "make", "PREFIX=#{prefix}", "all"
system "make", "PREFIX=#{prefix}", "install"
end
test do
(testpath/"test.mly").write <<~EOS
%token PLUS TIMES EOF
%left PLUS
%left TIMES
%token<int> INT
%start<int> prog
%%
prog: x=exp EOF { x }
exp: x = INT { x }
| lhs = exp; op = op; rhs = exp { op lhs rhs }
%inline op: PLUS { fun x y -> x + y }
| TIMES { fun x y -> x * y }
EOS
system "#{bin}/menhir", "--dump", "--explain", "--infer", "test.mly"
assert_predicate testpath/"test.ml", :exist?
assert_predicate testpath/"test.mli", :exist?
end
end