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·64 lines (57 loc) · 2.48 KB
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#!/bin/bash
set -e
RELEASE=1.15.0
JAR_NAME="google-java-format-${RELEASE}-all-deps.jar"
RELEASES_URL=https://repo1.maven.org/maven2/com/google/googlejavaformat/google-java-format
JAR_URL="${RELEASES_URL}/${RELEASE}/${JAR_NAME}"
CACHE_DIR="$HOME/.cache/google-java-format-git-pre-commit-hook"
JAR_FILE="$CACHE_DIR/$JAR_NAME"
JAR_DOWNLOAD_FILE="${JAR_FILE}.tmp"
JAR_PGP_ASC_FILE="${JAR_FILE}.asc"
PGP_SIGN_KEY_ID=EE0CA873074092F806F59B65D364ABAA39A47320
if [[ ! -f "$JAR_FILE" ]]
then
mkdir -p "$CACHE_DIR"
curl -L "$JAR_URL" -o "$JAR_DOWNLOAD_FILE"
# Downloaded from: "${JAR_URL}.asc"
cat >"$JAR_PGP_ASC_FILE" <<EOF
-----BEGIN PGP SIGNATURE-----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=oWka
-----END PGP SIGNATURE-----
EOF
if ! gpg --list-keys "$PGP_SIGN_KEY_ID"
then
gpg --keyserver hkps://keyserver.ubuntu.com --recv-key "$PGP_SIGN_KEY_ID"
fi
gpg --verify "$JAR_PGP_ASC_FILE" "$JAR_DOWNLOAD_FILE"
mv "$JAR_DOWNLOAD_FILE" "$JAR_FILE"
fi
changed_java_files=$(git diff --cached --name-only --diff-filter=ACMR | grep ".*java$" || true)
if [[ -n "$changed_java_files" ]]
then
echo "Reformatting Java files: $changed_java_files"
if ! java --add-exports jdk.compiler/com.sun.tools.javac.api=ALL-UNNAMED \
--add-exports jdk.compiler/com.sun.tools.javac.file=ALL-UNNAMED \
--add-exports jdk.compiler/com.sun.tools.javac.parser=ALL-UNNAMED \
--add-exports jdk.compiler/com.sun.tools.javac.tree=ALL-UNNAMED \
--add-exports jdk.compiler/com.sun.tools.javac.util=ALL-UNNAMED \
-jar "$JAR_FILE" --replace --set-exit-if-changed $changed_java_files
then
echo "An error occurred, aborting commit!" >&2
exit 1
fi
else
echo "No Java files changes found."
fi