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