77 lines
2.2 KiB
Bash
Executable file
77 lines
2.2 KiB
Bash
Executable file
#!/bin/bash
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set -o nounset -o errexit -o pipefail
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if [ $# -eq 0 ]; then
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echo "No arguments provided. Pass appropriate git commit-ish value get version of (i.e. 'HEAD')"
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exit 1
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fi
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COMMITISH=$1
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DIRTY_TAG=""
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# Figure out if the worktree is dirty, we run update-index first
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# as we've seen cases in Travis where not doing so causes git to
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# treat the worktree as dirty when it is not.
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git update-index -q --refresh
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if ! git diff-files --quiet; then
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DIRTY_TAG="dirty"
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fi
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# If we have an exact tag, just use it.
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if git describe --tags --exact-match "${COMMITISH}" >/dev/null 2>&1; then
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echo -n "$(git describe --tags --exact-match "${COMMITISH}")"
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if [ ! -z "${DIRTY_TAG}" ]; then
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echo -n "+${DIRTY_TAG}"
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fi
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echo ""
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exit 0
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fi
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# Otherwise, increment the minor version version (if the package is 1.X or later) or the
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# patch version (if the package is pre 1.0), add the -alpha tag and some
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# commit metadata. If there's no existing tag, pretend a v0.0.0 was
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# there so we'll produce v0.0.1-dev builds.
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if git describe --tags --abbrev=0 "${COMMITISH}" > /dev/null 2>&1; then
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TAG=$(git describe --tags --abbrev=0 "${COMMITISH}")
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else
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TAG="v0.0.0"
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fi
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# Strip off any pre-release tag we might have (e.g. from doing a -rc build)
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TAG=${TAG%%-*}
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MAJOR=$(cut -d. -f1 <<< "${TAG}")
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MINOR=$(cut -d. -f2 <<< "${TAG}")
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PATCH=$(cut -d. -f3 <<< "${TAG}")
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if [ "${MAJOR}" = "v0" ]; then
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PATCH=$((${PATCH}+1))
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else
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MINOR=$((${MINOR}+1))
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PATCH=0
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fi
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# if we're in a features/xxx branch and caller passed --embed-feature-branch then append `-xxx` to
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# the version as well.
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FEATURE_TAG=""
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for arg in "$@"
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do
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if [[ "$arg" == "--embed-feature-branch" ]]; then
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if [[ "${TRAVIS_BRANCH:-}" == features/* ]]; then
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FEATURE_TAG=$(echo "${TRAVIS_BRANCH}" | sed -e 's|^features/|-|g')
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fi
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fi
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done
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# We want to include some additional information. To the base tag we
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# add a timestamp and commit hash. We use the timestamp of the commit
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# itself, not the date it was authored (so it will change when someone
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# rebases a PR into master, for example).
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echo -n "${MAJOR}.${MINOR}.${PATCH}-alpha${FEATURE_TAG}.$(git show -s --format='%ct+g%h' ${COMMITISH})"
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if [ ! -z "${DIRTY_TAG}" ]; then
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echo -n ".${DIRTY_TAG}"
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fi
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echo ""
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