#!/usr/bin/env bash

# This script generates the version string used by Coder, including for dev

# versions. Note: the version returned by this script will NOT include the "v"

# prefix that is included in the Git tag.

#

# If $CODER_RELEASE is set to "true", the returned version will equal the

# current git tag. If the current commit is not tagged, this will fail.

#

# If $CODER_RELEASE is not set, the returned version will always be a dev

# version.

set -euo pipefail

# shellcheck source=scripts/lib.sh

source "$(dirname "${BASH_SOURCE[0]}")/lib.sh"

cdroot

if [[ "${CODER_FORCE_VERSION:-}" != "" ]]; then

echo "$CODER_FORCE_VERSION"

exit 0

fi

last_tag="$(git describe --tags --abbrev=0)"

version="$last_tag"

# If the HEAD has extra commits since the last tag then we are in a dev version.

#

# Dev versions are denoted by the "-devel+" suffix with a trailing commit short

# SHA.

if [[ "${CODER_RELEASE:-}" == *t* ]]; then

# $last_tag will equal `git describe --always` if we currently have the tag

# checked out.

if [[ "$last_tag" != "$(git describe --always)" ]]; then

# make won't exit on $(shell cmd) failures, so we have to kill it :(

if [[ "$(ps -o comm= "$PPID" || true)" == *make* ]]; then

log "ERROR: version.sh: the current commit is not tagged with an annotated tag"

kill "$PPID" || true

exit 1

fi

error "version.sh: the current commit is not tagged with an annotated tag"

fi

else

version+="-devel+$(git rev-parse --short HEAD)"

fi

# Remove the "v" prefix.

echo "${version#v}"