Apply patch to rules_nixpkgs_core

Author: avdv

haskell/repositories.bzl

@@ -109,7 +109,8 @@ def rules_haskell_dependencies():
             urls = [rules_nixpkgs_url],
             sha256 = _rules_nixpkgs_sha256,
             # work around invalid path on Windows
-            patch_cmds_win = ["del /f /q .bazelignore"],
+            patches = ["@rules_haskell//:rules_nixpkgs_core_bazelignore.patch"],
+            patch_args = ["-p1"],
         )
 
         for toolchain in ["cc", "java", "python", "go", "rust", "posix", "nodejs"]:
@@ -118,8 +119,6 @@ def rules_haskell_dependencies():
                 strip_prefix = strip_prefix + "/toolchains/" + toolchain,
                 urls = [rules_nixpkgs_url],
                 sha256 = _rules_nixpkgs_sha256,
-                # work around invalid path on Windows
-                patch_cmds_win = ["del /f /q .bazelignore"],
             )
 
     maybe(

registry/modules/rules_nixpkgs_core/0.12.0/source.json

@@ -3,6 +3,6 @@
     "strip_prefix": "rules_nixpkgs-0.12.0/core",
     "url": "https://github.com/tweag/rules_nixpkgs/releases/download/v0.12.0/rules_nixpkgs-0.12.0.tar.gz",
     "patches": {
-        "bazelignore.patch": "sha256-G5xeLdAOe5lV2QeymoKCaIl2AIt3cXhq1rKV/rbGAzA="
+        "bazelignore.patch": "sha256-ZfaE3Ej4NpUIV8jh/pOrZ5WIVPmYE7zrqIv7jGbxgYc="
     }
 }

rules_nixpkgs_bazelignore.patch

@@ -0,0 +1,30 @@
+diff --git a/core/.bazelignore b/core/.bazelignore
+index a61f183..850ed9f 100644
+--- a/core/.bazelignore
++++ b/core/.bazelignore
+@@ -1,2 +1,2 @@
+-bazel-*
++bazel-core
+ testing
+diff --git a/toolchains/nodejs/.bazelignore b/toolchains/nodejs/.bazelignore
+index a61f183..18a7578 100644
+--- a/toolchains/nodejs/.bazelignore
++++ b/toolchains/nodejs/.bazelignore
+@@ -1,2 +1,2 @@
+-bazel-*
++bazel-nodejs
+ testing
+diff --git a/toolchains/nodejs/testing/.bazelignore b/toolchains/nodejs/testing/.bazelignore
+new file mode 100644
+index 0000000..0d9926e
+--- /dev/null
++++ b/toolchains/nodejs/testing/.bazelignore
+@@ -0,0 +1 @@
++bazel-nodejs
+diff --git a/toolchains/rust/.bazelignore b/toolchains/rust/.bazelignore
+new file mode 100644
+index 0000000..ee88e84
+--- /dev/null
++++ b/toolchains/rust/.bazelignore
+@@ -0,0 +1 @@
++bazel-rust