3 files changed, 42 insertions, 15 deletions
diff --git a/pkgs/development/compilers/crystal/default.nix b/pkgs/development/compilers/crystal/default.nix
index 2e823fe1f0f..db57bc3e9df 100644
--- a/pkgs/development/compilers/crystal/default.nix
+++ b/pkgs/development/compilers/crystal/default.nix
@@ -199,5 +199,12 @@ in rec {
     binary = binaryCrystal_0_29;
   };
 
-  crystal = crystal_0_29;
+  crystal_0_30 = generic {
+    version = "0.30.1";
+    sha256  = "0fbk784zjflsl3hys5a1xmn8mda8kb2z7ql58wpyfavivswxanbs";
+    doCheck = false; # 6 checks are failing now
+    binary = binaryCrystal_0_29;
+  };
+
+  crystal = crystal_0_30;
 }
diff --git a/pkgs/development/compilers/owl-lisp/default.nix b/pkgs/development/compilers/owl-lisp/default.nix
index ccd149bbb40..80ea9eb4c0b 100644
--- a/pkgs/development/compilers/owl-lisp/default.nix
+++ b/pkgs/development/compilers/owl-lisp/default.nix
@@ -1,33 +1,31 @@
-{ stdenv, fetchFromGitHub, coreutils, which }:
+{ stdenv, fetchFromGitLab, coreutils, which }:
 
 stdenv.mkDerivation rec {
-  name    = "owl-lisp-${version}";
-  version = "0.1.16";
+  pname = "owl-lisp";
+  version = "0.1.19";
 
-  src = fetchFromGitHub {
-    owner  = "aoh";
-    repo   = "owl-lisp";
+  src = fetchFromGitLab {
+    owner  = "owl-lisp";
+    repo   = "owl";
     rev    = "v${version}";
-    sha256 = "1qp6p48bmlyn83rqi6k3d098dg4cribavg5rd4x17z37i181vxvj";
+    sha256 = "1bgjd2gkr5risfcc401rlr5fc82gwm4r2gpp9gzkg9h64acivkjx";
   };
 
   nativeBuildInputs = [ which ];
 
   prePatch = ''
-    substituteInPlace Makefile --replace /usr $out
-
-    for f in tests/run tests/exec.sh ; do
-      substituteInPlace $f --replace /bin/echo ${coreutils}/bin/echo
-    done
+    substituteInPlace Makefile \
+      --replace /usr $out
   '';
 
   # tests are run as part of the compilation process
   doCheck = false;
 
   meta = with stdenv.lib; {
-    description = "A functional lisp";
-    homepage    = https://github.com/aoh/owl-lisp;
+    description = "A functional Scheme for world domination";
+    homepage    = "https://gitlab.com/owl-lisp/owl";
     license     = licenses.mit;
     maintainers = with maintainers; [ peterhoeg ];
+    platforms   = platforms.linux;
   };
 }
diff --git a/pkgs/development/tools/gofumpt/default.nix b/pkgs/development/tools/gofumpt/default.nix
new file mode 100644
index 00000000000..221058a461e
--- /dev/null
+++ b/pkgs/development/tools/gofumpt/default.nix
@@ -0,0 +1,22 @@
+{ lib, buildGoModule, fetchFromGitHub }:
+
+buildGoModule rec {
+  pname = "gofumpt";
+  version = "2019-07-29";
+
+  src = fetchFromGitHub {
+    owner = "mvdan";
+    repo = pname;
+    rev = "96300e3d49fbb3b7bc9c6dc74f8a5cc0ef46f84b";
+    sha256 = "169hwggbhlr6ga045d6sa7xsan3mnj19qbh63i3h4rynqlppzvpf";
+  };
+
+  modSha256 = "1g7dkl60zwlk4q2gwx2780xys8rf2c4kqyy8gr99s5y342wsbx2g";
+
+  meta = with lib; {
+    description = "A stricter gofmt";
+    homepage = https://github.com/mvdan/gofumpt;
+    license = licenses.bsd3;
+    maintainers = with maintainers; [ rvolosatovs ];
+  };
+}