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https://github.com/kubernetes/kubernetes.git
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68 lines
2 KiB
Bash
Executable file
68 lines
2 KiB
Bash
Executable file
#!/usr/bin/env bash
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# Copyright 2014 The Kubernetes Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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# This script checks whether the source code needs to be formatted or not by
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# `gofmt`. Run `hack/update-gofmt.sh` to actually format sources.
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#
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# Note: gofmt output can change between go versions.
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#
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# Usage: `hack/verify-gofmt.sh`.
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set -o errexit
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set -o nounset
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set -o pipefail
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KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
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source "${KUBE_ROOT}/hack/lib/init.sh"
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cd "${KUBE_ROOT}"
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kube::golang::setup_env
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find_files() {
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find . -not \( \
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\( \
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-wholename './.git' \
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-o -wholename './_output' \
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-o -wholename './release' \
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-o -wholename './target' \
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-o -wholename '*/third_party/*' \
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-o -wholename '*/vendor/*' \
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-o -wholename '*/testdata/*' \
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-o -wholename '*/bindata.go' \
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\) -prune \
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\) -name '*.go'
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}
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# GOTOOLCHAIN has no effect on the version of gofmt.
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# We need to find right gofmt, otherwise the one in PATH will be used.
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gofmt="$(go env GOROOT)/bin/gofmt"
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if [[ ! -x "${gofmt}" ]]; then
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echo "Failed to find $gofmt" >&2
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exit 1
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fi
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# gofmt exits with non-zero exit code if it finds a problem unrelated to
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# formatting (e.g., a file does not parse correctly). Without "|| true" this
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# would have led to no useful error message from gofmt, because the script would
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# have failed before getting to the "echo" in the block below.
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diff=$(find_files | xargs "${gofmt}" -d -s 2>&1) || true
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if [[ -n "${diff}" ]]; then
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echo "${diff}" >&2
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echo >&2
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echo "Run ./hack/update-gofmt.sh" >&2
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exit 1
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fi
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