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-rw-r--r--nixpkgs/pkgs/development/tools/analysis/flow/default.nix30
1 files changed, 30 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/tools/analysis/flow/default.nix b/nixpkgs/pkgs/development/tools/analysis/flow/default.nix
new file mode 100644
index 000000000000..599908b49316
--- /dev/null
+++ b/nixpkgs/pkgs/development/tools/analysis/flow/default.nix
@@ -0,0 +1,30 @@
+{ lib, stdenv, fetchFromGitHub, ocamlPackages, CoreServices }:
+
+stdenv.mkDerivation rec {
+  pname = "flow";
+  version = "0.154.0";
+
+  src = fetchFromGitHub {
+    owner  = "facebook";
+    repo   = "flow";
+    rev    = "refs/tags/v${version}";
+    sha256 = "sha256-QqTHhcEgMfq4+1G3aSAvcyU26kNKiFc3vOTyFRo8l40=";
+  };
+
+  installPhase = ''
+    install -Dm755 bin/flow $out/bin/flow
+    install -Dm644 resources/shell/bash-completion $out/share/bash-completion/completions/flow
+  '';
+
+  buildInputs = (with ocamlPackages; [ ocaml findlib ocamlbuild ocaml-migrate-parsetree-2 dtoa core_kernel sedlex_2 ocaml_lwt lwt_log lwt_ppx ppx_deriving ppx_gen_rec ppx_tools_versioned visitors wtf8 ])
+    ++ lib.optionals stdenv.isDarwin [ CoreServices ];
+
+  meta = with lib; {
+    description = "A static type checker for JavaScript";
+    homepage = "https://flow.org/";
+    changelog = "https://github.com/facebook/flow/raw/v${version}/Changelog.md";
+    license = licenses.mit;
+    platforms = ocamlPackages.ocaml.meta.platforms;
+    maintainers = with maintainers; [ marsam puffnfresh ];
+  };
+}