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Merge pull request #835 from tj-actions/fix/determining-the-merge-base

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fix: determining the merge base
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repo-ranger[bot] 2022-12-05 08:06:53 +00:00 • committed by GitHub
commit 2a74e5e5d4
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1 changed files with 31 additions and 25 deletions
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24
diff-sha.sh
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@ -200,7 +200,11 @@ else
PREVIOUS_SHA=$(git rev-parse origin/"$CURRENT_BRANCH" 2>&1) && exit_status=$? || exit_status=$?
fi
else
PREVIOUS_SHA=$(git merge-base "$TARGET_BRANCH" "$CURRENT_SHA" 2>&1) && exit_status=$? || exit_status=$?
if [[ -z "$PREVIOUS_SHA" ]]; then
PREVIOUS_SHA=$GITHUB_EVENT_PULL_REQUEST_BASE_SHA && exit_status=$? || exit_status=$?
fi
if ! git diff --name-only --ignore-submodules=all "$PREVIOUS_SHA"..."$CURRENT_SHA" 1>/dev/null 2>&1; then
PREVIOUS_SHA=$(git rev-parse origin/"$TARGET_BRANCH" 2>&1) && exit_status=$? || exit_status=$?
@ -211,25 +215,19 @@ else
PREVIOUS_SHA=$GITHUB_EVENT_PULL_REQUEST_BASE_SHA && exit_status=$? || exit_status=$?
fi
echo "::debug::Previous SHA: $PREVIOUS_SHA"
else
PREVIOUS_SHA=$INPUT_BASE_SHA && exit_status=$? || exit_status=$?
fi
echo "::debug::Target branch: $TARGET_BRANCH"
echo "::debug::Current branch: $CURRENT_BRANCH"
if [[ "$INPUT_SINCE_LAST_REMOTE_COMMIT" == "false" ]]; then
if [[ -f .git/shallow ]]; then
depth=$INPUT_FETCH_DEPTH
max_depth=$INPUT_MAX_FETCH_DEPTH
while ! git diff --name-only --ignore-submodules=all "$PREVIOUS_SHA"..."$CURRENT_SHA" 1>/dev/null; do
while ! git diff --name-only --ignore-submodules=all "$PREVIOUS_SHA"..."$CURRENT_SHA"; do
echo "Fetching $depth commits..."
# shellcheck disable=SC2086
git fetch $EXTRA_ARGS -u --progress --deepen="$depth" origin +"$GITHUB_REF":refs/remotes/origin/"$CURRENT_BRANCH"
PREVIOUS_SHA=$(git merge-base origin/"$TARGET_BRANCH" "$CURRENT_SHA" 2>&1) && exit_status=$? || exit_status=$?
if [[ $depth -gt $max_depth ]]; then
echo "::error::Unable to locate a common ancestor between $TARGET_BRANCH and $CURRENT_SHA"
exit 1
@ -242,6 +240,14 @@ else
fi
fi
echo "::debug::Previous SHA: $PREVIOUS_SHA"
else
PREVIOUS_SHA=$INPUT_BASE_SHA && exit_status=$? || exit_status=$?
fi
echo "::debug::Target branch: $TARGET_BRANCH"
echo "::debug::Current branch: $CURRENT_BRANCH"
echo "::debug::Verifying the previous commit SHA: $PREVIOUS_SHA"
git rev-parse --quiet --verify "$PREVIOUS_SHA^{commit}" 1>/dev/null 2>&1 && exit_status=$? || exit_status=$?