40 lines
1.1 KiB
Bash
40 lines
1.1 KiB
Bash
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#!/bin/bash
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set -e -o pipefail
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commit="$1"
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versionglob="v[0-9].[0-9]*.[0-9]*"
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devsuffix=".dev"
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if [ -z "$commit" ]; then
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commit=`git log -n1 --first-parent "--format=format:%h"`
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fi
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# automatically assign version
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#
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# handles the following cases:
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#
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# 0. no tags on the repository. Print "dev".
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#
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# 1. no local modifications and commit is directly tagged. Print tag.
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#
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# 2. no local modifications and commit is not tagged. Take greatest version tag in repo X.Y.Z and assign X.Y.(Z+1). Print that + $devsuffix + $timestamp.
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#
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# 3. local modifications. Print "dev".
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tags=$(git tag)
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if [[ -z "$tags" ]]; then
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echo "dev"
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elif `git diff --quiet 2>/dev/null`; then
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tagged=$(git tag --points-at "$commit")
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if [[ -n "$tagged" ]] ; then
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echo $tagged
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else
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nearest_tag=$(git describe --tags --abbrev=0 --match "$versionglob" "$commit")
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v=$(echo $nearest_tag | perl -pe 's/(\d+)$/$1+1/e')
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isodate=$(TZ=UTC git log -n1 --format=%cd --date=iso "$commit")
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ts=$(TZ=UTC date --date="$isodate" "+%Y%m%d%H%M%S")
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echo "${v}${devsuffix}${ts}"
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fi
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else
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echo "dev"
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fi
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