feat(third_party/bazel): Check in rules_haskell from Tweag r/17

3 files changed, 31 insertions, 0 deletions

diff --git a/third_party/bazel/rules_haskell/tests/library-deps/sublib/BUILD.bazel b/third_party/bazel/rules_haskell/tests/library-deps/sublib/BUILD.bazel
new file mode 100644
index 000000000000..5f3028e2e02c
--- /dev/null
+++ b/third_party/bazel/rules_haskell/tests/library-deps/sublib/BUILD.bazel
@@ -0,0 +1,21 @@
+load(
+    "@io_tweag_rules_haskell//haskell:haskell.bzl",
+    "haskell_library",
+)
+
+package(default_testonly = 1)
+
+haskell_library(
+    name = "sublib",
+    srcs = ["TestSubLib.hs"],
+    visibility = ["//visibility:public"],
+    deps = [
+        ":sublib-c",
+        "//tests/hackage:base",
+    ],
+)
+
+cc_library(
+    name = "sublib-c",
+    srcs = ["sublib-c.c"],
+)
diff --git a/third_party/bazel/rules_haskell/tests/library-deps/sublib/TestSubLib.hs b/third_party/bazel/rules_haskell/tests/library-deps/sublib/TestSubLib.hs
new file mode 100644
index 000000000000..1e8d2d475552
--- /dev/null
+++ b/third_party/bazel/rules_haskell/tests/library-deps/sublib/TestSubLib.hs
@@ -0,0 +1,7 @@
+{-# LANGUAGE ForeignFunctionInterface #-}
+module TestSubLib (messageEnd) where
+
+messageEnd :: String
+messageEnd = "world " ++ show (foo 10)
+
+foreign import ccall foo :: Int -> Int
diff --git a/third_party/bazel/rules_haskell/tests/library-deps/sublib/sublib-c.c b/third_party/bazel/rules_haskell/tests/library-deps/sublib/sublib-c.c
new file mode 100644
index 000000000000..2f3be3eb9ed7
--- /dev/null
+++ b/third_party/bazel/rules_haskell/tests/library-deps/sublib/sublib-c.c
@@ -0,0 +1,3 @@
+int foo(int x) {
+  return x * 2;
+}