hack: include a verify-whitespace script and fix whitespace issues

LICENSE

@@ -198,4 +198,4 @@
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
-   limitations under the License.
+   limitations under the License.

OWNERS

@@ -8,4 +8,4 @@ approvers:
 
 reviewers:
   - cluster-api-maintainers
-  - cluster-api-provider-docker-maintainers
+  - cluster-api-provider-docker-maintainers

SECURITY_CONTACTS

@@ -13,4 +13,4 @@
 detiber
 justinsb
 luxas
-timothysc
+timothysc

code-of-conduct.md

@@ -1,3 +1,3 @@
 # Kubernetes Community Code of Conduct
 
-Please refer to our [Kubernetes Community Code of Conduct](https://git.k8s.io/community/code-of-conduct.md)
+Please refer to our [Kubernetes Community Code of Conduct](https://git.k8s.io/community/code-of-conduct.md)

hack/utils.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/env bash
+# Copyright 2019 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# get_root_path returns the root path of the project source tree
+get_root_path() {
+    echo "$(git rev-parse --show-toplevel)"
+}
+
+# cd_root_path cds to the root path of the project source tree
+cd_root_path() {
+    cd "$(get_root_path)" || exit
+}

hack/verify-whitespace.sh

@@ -0,0 +1,48 @@
+#!/usr/bin/env bash
+# Copyright 2019 The Kubernetes Authors.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+set -o nounset
+set -o pipefail
+
+# shellcheck source=/dev/null
+source "$(dirname "$0")/utils.sh"
+# cd to the root path
+cd_root_path
+
+echo "Verifying trailing whitespace..."
+TRAILING="$(grep -rnI '[[:blank:]]$' . | grep -v -e .git)"
+
+ERR="0"
+if [[ ! -z "$TRAILING" ]]; then
+    echo "Found trailing whitespace in the follow files:"
+    echo "${TRAILING}"
+    ERR="1"
+fi
+
+echo -e "Verifying new lines at end of files..."
+FILES="$(git ls-files | grep -I -v -e vendor)"
+while read -r LINE; do
+    grep -qI . "${LINE}" || continue # skip binary files
+    c="$(tail -c 1 "${LINE}")"
+    if [[ "$c" != "" ]]; then
+        echo "${LINE}: no newline at the end of file"
+        ERR=1
+    fi
+done <<< "${FILES}"
+
+if [[ "$ERR" == "1" ]]; then
+    echo "Found whitespace errors!"
+    exit 1
+fi

scripts/publish-manager.sh

@@ -22,4 +22,4 @@ TAG=${TAG:-latest}
 IMAGE="gcr.io/${REGISTRY}/capd-manager:${TAG}"
 
 docker build --file Dockerfile -t "${IMAGE}" .
-gcloud docker -- push "${IMAGE}"
+gcloud docker -- push "${IMAGE}"

third_party/forked/loadbalancer/README.md

@@ -1 +1 @@
-Forked from Kind v0.3.0 release branch to expose some generic functionality.
+Forked from Kind v0.3.0 release branch to expose some generic functionality.