2022-02-14 23:28:12 +00:00
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#!/usr/bin/env bash
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set -eu
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echo "::group::changed-files-diff-sha"
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echo "Resolving repository path..."
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if [[ -n $INPUT_PATH ]]; then
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REPO_DIR="$GITHUB_WORKSPACE/$INPUT_PATH"
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if [[ ! -d "$REPO_DIR" ]]; then
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echo "::warning::Invalid repository path"
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exit 1
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fi
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cd "$REPO_DIR"
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fi
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2022-02-17 08:00:58 +00:00
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echo "Getting HEAD SHA..."
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2022-02-14 23:28:12 +00:00
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if [[ -z $INPUT_SHA ]]; then
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CURRENT_SHA=$(git rev-list --no-merges -n 1 HEAD 2>&1) && exit_status=$? || exit_status=$?
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else
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CURRENT_SHA=$INPUT_SHA && exit_status=$? || exit_status=$?
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fi
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git rev-parse --quiet --verify "$CURRENT_SHA^{commit}" 1>/dev/null 2>&1 && exit_status=$? || exit_status=$?
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if [[ $exit_status -ne 0 ]]; then
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echo "::warning::Unable to locate the current sha: $CURRENT_SHA"
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echo "::warning::You seem to be missing 'fetch-depth: 0' or 'fetch-depth: 2'. See https://github.com/tj-actions/changed-files#usage"
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exit 1
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fi
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if [[ -z $GITHUB_BASE_REF ]]; then
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TARGET_BRANCH=${GITHUB_REF/refs\/heads\//}
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CURRENT_BRANCH=$TARGET_BRANCH
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if [[ -z $INPUT_BASE_SHA ]]; then
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2022-05-15 01:19:45 +00:00
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git fetch --no-tags -u --progress --depth=2 origin "${CURRENT_BRANCH}":"${CURRENT_BRANCH}" &&
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exit_status=$? || exit_status=$?
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2022-03-16 05:32:30 +00:00
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2022-02-26 10:09:14 +00:00
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if [[ $(git rev-list --count HEAD) -gt 1 ]]; then
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PREVIOUS_SHA=$(git rev-list --no-merges -n 1 HEAD^1 2>&1) && exit_status=$? || exit_status=$?
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else
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2022-05-14 06:35:56 +00:00
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PREVIOUS_SHA=$CURRENT_SHA && exit_status=$? || exit_status=$?
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2022-03-16 05:32:30 +00:00
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echo "Initial commit detected"
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2022-02-26 10:09:14 +00:00
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fi
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2022-02-14 23:28:12 +00:00
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else
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PREVIOUS_SHA=$INPUT_BASE_SHA && exit_status=$? || exit_status=$?
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TARGET_BRANCH=$(git name-rev --name-only "$PREVIOUS_SHA" 2>&1) && exit_status=$? || exit_status=$?
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fi
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git rev-parse --quiet --verify "$PREVIOUS_SHA^{commit}" 1>/dev/null 2>&1 && exit_status=$? || exit_status=$?
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if [[ $exit_status -ne 0 ]]; then
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echo "::warning::Unable to locate the previous sha: $PREVIOUS_SHA"
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echo "::warning::You seem to be missing 'fetch-depth: 0' or 'fetch-depth: 2'. See https://github.com/tj-actions/changed-files#usage"
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exit 1
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fi
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else
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TARGET_BRANCH=$GITHUB_BASE_REF
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CURRENT_BRANCH=$GITHUB_HEAD_REF
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if [[ -z $INPUT_BASE_SHA ]]; then
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2022-02-17 07:35:49 +00:00
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if [[ "$INPUT_USE_FORK_POINT" == "true" ]]; then
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echo "Getting fork point..."
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2022-05-15 01:19:45 +00:00
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git fetch --no-tags -u --progress origin "${TARGET_BRANCH}":"${TARGET_BRANCH}" && exit_status=$? || exit_status=$?
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PREVIOUS_SHA=$(git merge-base --fork-point "${TARGET_BRANCH}" "$CURRENT_BRANCH") && exit_status=$? || exit_status=$?
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2022-02-17 07:35:49 +00:00
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else
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2022-05-15 01:19:45 +00:00
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git fetch --no-tags -u --progress origin --depth=1 "${TARGET_BRANCH}":"${TARGET_BRANCH}" && exit_status=$? || exit_status=$?
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2022-02-17 07:35:49 +00:00
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PREVIOUS_SHA=$(git rev-list --no-merges -n 1 "${TARGET_BRANCH}" 2>&1) && exit_status=$? || exit_status=$?
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fi
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2022-02-14 23:28:12 +00:00
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else
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2022-05-15 01:19:45 +00:00
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git fetch --no-tags -u --progress origin --depth=1 "$INPUT_BASE_SHA" && exit_status=$? || exit_status=$?
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2022-02-14 23:28:12 +00:00
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PREVIOUS_SHA=$INPUT_BASE_SHA
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TARGET_BRANCH=$(git name-rev --name-only "$PREVIOUS_SHA" 2>&1) && exit_status=$? || exit_status=$?
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fi
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2022-02-17 07:35:49 +00:00
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echo "Verifying commit SHA..."
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2022-02-14 23:28:12 +00:00
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git rev-parse --quiet --verify "$PREVIOUS_SHA^{commit}" 1>/dev/null 2>&1 && exit_status=$? || exit_status=$?
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if [[ $exit_status -ne 0 ]]; then
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echo "::warning::Unable to locate the previous sha: $PREVIOUS_SHA"
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echo "::warning::You seem to be missing 'fetch-depth: 0' or 'fetch-depth: 2'. See https://github.com/tj-actions/changed-files#usage"
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exit 1
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fi
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fi
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echo "::set-output name=target_branch::$TARGET_BRANCH"
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echo "::set-output name=current_branch::$CURRENT_BRANCH"
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echo "::set-output name=previous_sha::$PREVIOUS_SHA"
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echo "::set-output name=current_sha::$CURRENT_SHA"
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echo "::endgroup::"
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