angular-cn/scripts/ci/clone_angular_components_re...

32 lines
1.1 KiB
Bash
Executable File

#!/usr/bin/env bash
set -u -e -o pipefail
# Clones the `angular/components` repository if the repository has not been cloned before.
# If the repository has been already cloned, the script refreshes the repository by syncing
# with the upstream remote, and resetting to the commit specified in the `COMPONENTS_REPO_COMMIT`
# environment variable.
if [[ ! -d "${COMPONENTS_REPO_TMP_DIR}" ]]; then
# Clone the repository if not present through restored cache.
git clone --branch ${COMPONENTS_REPO_BRANCH} ${COMPONENTS_REPO_URL} ${COMPONENTS_REPO_TMP_DIR}
# Switch into the cloned repository.
cd ${COMPONENTS_REPO_TMP_DIR}
# Reset branch to the desired commit.
git reset --hard ${COMPONENTS_REPO_COMMIT}
else
# Switch into the cached repository.
cd ${COMPONENTS_REPO_TMP_DIR}
# Only refresh the repository if the current branch HEAD is not
# matching the desired commit.
if [[ "$(git rev-parse HEAD)" != "${COMPONENTS_REPO_COMMIT}" ]]; then
# Pull the latest changes of the specified branch.
git fetch origin ${COMPONENTS_REPO_BRANCH}
# Reset the current branch to the desired commit.
git reset --hard ${COMPONENTS_REPO_COMMIT}
fi
fi