scry: 0.7.1 -> 0.8.0

pkgs/development/tools/scry/default.nix

@@ -1,9 +1,8 @@
-{ stdenv, fetchFromGitHub, crystal, shards, which }:
+{ stdenv, lib, fetchFromGitHub, crystal, shards, llvm, which }:
 
 stdenv.mkDerivation rec {
   pname = "scry";
-  # 0.7.1 doesn't work with crystal > 0.25
-  version = "0.7.1.20180919";
+  version = "0.8.0";
 
   src = fetchFromGitHub {
     owner  = "crystal-lang-tools";
@@ -12,7 +11,9 @@ stdenv.mkDerivation rec {
     sha256 = "1yq7jap3y5pr2yqc6fn6bxshzwv7dz3w97incq7wpcvi7ibb4lcn";
   };
 
-  nativeBuildInputs = [ crystal shards which ];
+  patches = lib.optional (lib.versionAtLeast crystal.version "0.28") ./fix_for_crystal_0_28_and_above.patch;
+
+  nativeBuildInputs = [ crystal shards llvm which ];
 
   buildPhase = ''
     runHook preBuild

pkgs/development/tools/scry/fix_for_crystal_0_28_and_above.patch

@@ -0,0 +1,20 @@
+diff --git a/src/scry/completion_provider.cr b/src/scry/completion_provider.cr
+index 29e0d36..f67438c 100644
+--- a/src/scry/completion_provider.cr
++++ b/src/scry/completion_provider.cr
+@@ -1,4 +1,5 @@
+ require "./log"
++require "compiler/crystal/codegen/target"
+ require "compiler/crystal/crystal_path"
+ require "./completion/*"
+
+diff --git a/src/scry/parse_analyzer.cr b/src/scry/parse_analyzer.cr
+index d87eca4..bbe9ed5 100644
+--- a/src/scry/parse_analyzer.cr
++++ b/src/scry/parse_analyzer.cr
+@@ -1,4 +1,5 @@
+ require "compiler/crystal/syntax"
++require "compiler/crystal/codegen/target"
+ require "compiler/crystal/crystal_path"
+ require "./workspace"
+ require "./text_document"