WIP

e2e/external_copy_to_directory/.bazelversion

@@ -0,0 +1 @@
+../../.bazelversion

e2e/external_copy_to_directory/BUILD.bazel

@@ -0,0 +1,7 @@
+load(":directory.bzl", "directory")
+
+directory(
+    name = "dir",
+    srcs = ["foo.txt"],
+    visibility = ["//visibility:public"],
+)

e2e/external_copy_to_directory/WORKSPACE

@@ -0,0 +1,10 @@
+workspace(name = "external_copy_to_directory")
+
+local_repository(
+    name = "aspect_bazel_lib",
+    path = "../..",
+)
+
+load("@aspect_bazel_lib//lib:repositories.bzl", "aspect_bazel_lib_dependencies")
+
+aspect_bazel_lib_dependencies()

e2e/external_copy_to_directory/directory.bzl

@@ -0,0 +1,30 @@
+load("@aspect_bazel_lib//lib:copy_to_directory.bzl", "copy_to_directory_bin_action")
+
+def _directory_impl(ctx):
+    dst = ctx.actions.declare_directory(ctx.attr.name)
+
+    copy_to_directory_bin_action(
+        ctx,
+        name = ctx.attr.name,
+        copy_to_directory_bin = ctx.toolchains["@aspect_bazel_lib//lib:copy_to_directory_toolchain_type"].copy_to_directory_info.bin,
+        dst = dst,
+        files = ctx.files.srcs,
+        verbose = True,
+        include_external_repositories = ["external_copy_to_directory"],
+    )
+
+    return DefaultInfo(
+        files = depset([dst]),
+        runfiles = ctx.runfiles([dst]),
+    )
+
+directory = rule(
+    implementation = _directory_impl,
+    attrs = {
+        "srcs": attr.label_list(
+            mandatory = True,
+            allow_files = True,
+        ),
+    },
+    toolchains = ["@aspect_bazel_lib//lib:copy_to_directory_toolchain_type"],
+)

e2e/external_copy_to_directory/foo.txt

@@ -0,0 +1 @@
+foo

e2e/external_copy_to_directory/workspace/.bazelversion

@@ -0,0 +1 @@
+../../../.bazelversion

e2e/external_copy_to_directory/workspace/BUILD.bazel

@@ -0,0 +1,6 @@
+sh_test(
+    name = "test",
+    srcs = ["test.sh"],
+    data = ["@external_copy_to_directory//:dir"],
+    deps = ["@bazel_tools//tools/bash/runfiles"],
+)

e2e/external_copy_to_directory/workspace/WORKSPACE

@@ -0,0 +1,12 @@
+local_repository(
+    name = "external_copy_to_directory",
+    path = "..",
+)
+local_repository(
+    name = "aspect_bazel_lib",
+    path = "../../..",
+)
+
+load("@aspect_bazel_lib//lib:repositories.bzl", "aspect_bazel_lib_dependencies")
+
+aspect_bazel_lib_dependencies()

e2e/external_copy_to_directory/workspace/test.sh

@@ -0,0 +1,12 @@
+# --- begin runfiles.bash initialization v2 ---
+# Copy-pasted from the Bazel Bash runfiles library v2.
+set -uo pipefail; set +e; f=bazel_tools/tools/bash/runfiles/runfiles.bash
+source "${RUNFILES_DIR:-/dev/null}/$f" 2>/dev/null || \
+  source "$(grep -sm1 "^$f " "${RUNFILES_MANIFEST_FILE:-/dev/null}" | cut -f2- -d' ')" 2>/dev/null || \
+  source "$0.runfiles/$f" 2>/dev/null || \
+  source "$(grep -sm1 "^$f " "$0.runfiles_manifest" | cut -f2- -d' ')" 2>/dev/null || \
+  source "$(grep -sm1 "^$f " "$0.exe.runfiles_manifest" | cut -f2- -d' ')" 2>/dev/null || \
+  { echo>&2 "ERROR: cannot find $f"; exit 1; }; f=; set -e
+# --- end runfiles.bash initialization v2 ---
+
+ls "$(rlocation external_copy_to_directory/dir/)"

lib/private/copy_to_directory.bzl

@@ -836,7 +836,7 @@ def copy_to_directory_bin_action(
         inputs = file_inputs + [config_file],
         outputs = [dst],
         executable = copy_to_directory_bin,
-        arguments = [config_file.path],
+        arguments = [config_file.path, ctx.workspace_name],
         mnemonic = "CopyToDirectory",
         progress_message = "Copying files to directory %s" % _progress_path(dst),
         execution_requirements = _COPY_EXECUTION_REQUIREMENTS,