mirror of https://github.com/pulumi/pulumi.git
24 lines
782 B
Plaintext
24 lines
782 B
Plaintext
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#!/usr/bin/env bash
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set -euo pipefail
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STDERR=$(mktemp -t previous-version-output.XXXXXX)
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# Capture the stderr and success status of this command:
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set +e
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PREVIOUS_VERSION="$(gh release view --json 'tagName' -q '.tagName' 2>"${STDERR}")"
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SUCCESS=$?
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set -e
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# If we fail, but the error is that the release doesn't exist, then we can
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# assume that the previous version is the first release.
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if [ "$SUCCESS" = "0" ]; then
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>&2 echo "::debug::Found previous GitHub release ${PREVIOUS_VERSION}"
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echo -n "${PREVIOUS_VERSION}"
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elif cat "${STDERR}" | grep -q 'HTTP 404: Not Found'; then
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>&2 echo "::warn::No previous release ($(cat "${STDERR}")), using initial commit"
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git rev-list --max-parents=0 HEAD
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else
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>&2 echo "::error::No previous release ($(cat "${STDERR}"))"
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exit 1
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fi
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