From 9d87e8395fe7af0ffd4f24e76d32a44f2350407c Mon Sep 17 00:00:00 2001
From: Ruben Maher <r@rkm.id.au>
Date: Mon, 1 Jan 2018 20:13:27 +1030
Subject: ocamlPackages.dtoa: init at 0.3.1

---
 pkgs/development/ocaml-modules/dtoa/default.nix | 32 +++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 pkgs/development/ocaml-modules/dtoa/default.nix

(limited to 'pkgs/development/ocaml-modules')

diff --git a/pkgs/development/ocaml-modules/dtoa/default.nix b/pkgs/development/ocaml-modules/dtoa/default.nix
new file mode 100644
index 000000000000..47d761894d50
--- /dev/null
+++ b/pkgs/development/ocaml-modules/dtoa/default.nix
@@ -0,0 +1,32 @@
+{ stdenv, fetchurl, ocaml, findlib, jbuilder, ounit }:
+
+assert stdenv.lib.versionAtLeast (stdenv.lib.getVersion ocaml) "4.01";
+
+stdenv.mkDerivation rec {
+  pname = "dtoa";
+  name = "ocaml-${pname}-${version}";
+  version = "0.3.1";
+
+  src = fetchurl {
+    url = "https://github.com/flowtype/ocaml-${pname}/releases/download/v${version}/${pname}-${version}.tbz";
+    sha256 = "0rzysj07z2q6gk0yhjxnjnba01vmdb9x32wwna10qk3rrb8r2pnn";
+  };
+
+  unpackCmd = "tar xjf $src";
+
+  buildInputs = [ ocaml findlib jbuilder ounit ];
+
+  buildPhase = "jbuilder build -p dtoa";
+
+  inherit (jbuilder) installPhase;
+
+  createFindLibDestdir = true;
+
+  meta = with stdenv.lib; {
+    homepage = https://github.com/flowtype/ocaml-dtoa;
+    description = "Converts OCaml floats into strings (doubles to ascii, \"d to a\"), using the efficient Grisu3 algorithm.";
+    license = licenses.mit;
+    platforms = ocaml.meta.platforms or [];
+    maintainers = [ maintainers.eqyiel ];
+  };
+}
-- 
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