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#!/bin/bash
# Copyright twenty-panda <twenty-panda@posteo.com>
# SPDX-License-Identifier: MIT
label_worth=worth
label_bug=bug
label_feature=feature
label_ui=forgejo/ui
label_breaking=breaking
label_localization=internationalization
payload=$(mktemp)
pr=$(mktemp)
trap "rm $payload $pr" EXIT
function test_main() {
set -ex
PS4='${BASH_SOURCE[0]}:$LINENO: ${FUNCNAME[0]}: '
test_payload_labels $label_worth $label_breaking $label_feature
test "$(categorize)" = 'AA Breaking features'
test_payload_labels $label_worth $label_breaking $label_bug
test "$(categorize)" = 'AB Breaking bug fixes'
test_payload_labels $label_worth $label_breaking
test "$(categorize)" = 'ZC Breaking changes without a feature or bug label'
test_payload_labels $label_worth $label_ui $label_feature
test "$(categorize)" = 'BA User Interface features'
test_payload_labels $label_worth $label_ui $label_bug
test "$(categorize)" = 'BB User Interface bug fixes'
test_payload_labels $label_worth $label_ui
test "$(categorize)" = 'ZD User Interface changes without a feature or bug label'
test_payload_labels $label_worth $label_feature
test "$(categorize)" = 'CA Features'
test_payload_labels $label_worth $label_bug
test "$(categorize)" = 'CB Bug fixes'
test_payload_labels $label_worth $label_localization
test "$(categorize)" = 'DA Localization'
test_payload_labels $label_worth
test "$(categorize)" = 'ZE Other changes without a feature or bug label'
test_payload_labels
test "$(categorize)" = 'ZF Included for completeness but not worth a release note'
test_payload_draft "feat!: breaking feature"
test "$(categorize)" = 'AA Breaking features'
test_payload_draft "fix!: breaking bug fix"
test "$(categorize)" = 'AB Breaking bug fixes'
test_payload_draft "feat: feature"
test "$(categorize)" = 'CA Features'
test_payload_draft "fix: bug fix"
test "$(categorize)" = 'CB Bug fixes'
test_payload_draft "something with no prefix"
test "$(categorize)" = 'ZE Other changes without a feature or bug label'
}
function main() {
cat >$payload
categorize
}
function categorize() {
#
# If this is a backport, refer to the original PR to figure
# out the classification.
#
if $(jq --raw-output .IsBackportedFrom <$payload); then
jq --raw-output '.BackportedFrom[0]' <$payload >$pr
else
jq --raw-output '.Pr' <$payload >$pr
fi
labels=$(jq --raw-output '.labels[].name' <$pr)
#
# Was this PR labeled `worth a release note`?
#
if echo "$labels" | grep --quiet $label_worth; then
worth=true
else
worth=false
fi
#
# If there was no release-notes/N.md file and it is not
# worth a release note, just forget about it.
#
if test -z "$(jq --raw-output .Draft <$payload)"; then
if ! $worth; then
echo -n ZF Included for completeness but not worth a release note
exit 0
fi
fi
is_ui=false
is_bug=false
is_feature=false
is_localization=false
is_breaking=false
#
# first try to figure out the category from the labels
#
case "$labels" in
*$label_bug*)
is_bug=true
;;
*$label_feature*)
is_feature=true
;;
*$label_localization*)
is_localization=true
;;
esac
case "$labels" in
*$label_breaking*)
is_breaking=true
;;
esac
case "$labels" in
*$label_ui*)
is_ui=true
;;
esac
#
# then try the prefix of the release note
#
if ! $is_bug && ! $is_feature; then
draft="$(jq --raw-output .Draft <$payload)"
case "$draft" in
fix!:*)
is_bug=true
is_breaking=true
;;
fix:*)
is_bug=true
;;
feat!:*)
is_feature=true
is_breaking=true
;;
feat:*)
is_feature=true
;;
esac
fi
if $is_bug; then
if $(jq --raw-output .IsBackportedTo <$payload); then
#
# if it has been backported, it was in the release notes of an older stable release
# and does not need to be in this more recent release notes
#
echo -n ZG Already announced in the release notes of an older stable release
exit 0
fi
fi
if $is_breaking; then
if $is_feature; then
echo -n AA Breaking features
elif $is_bug; then
echo -n AB Breaking bug fixes
else
echo -n ZC Breaking changes without a feature or bug label
fi
elif $is_ui; then
if $is_feature; then
echo -n BA User Interface features
elif $is_bug; then
echo -n BB User Interface bug fixes
else
echo -n ZD User Interface changes without a feature or bug label
fi
elif $is_localization; then
echo -n DA Localization
else
if $is_feature; then
echo -n CA Features
elif $is_bug; then
echo -n CB Bug fixes
else
echo -n ZE Other changes without a feature or bug label
fi
fi
}
function test_payload_labels() {
local label1="$1"
local label2="$2"
local label3="$3"
local label4="$4"
cat >$payload <<EOF
{
"Pr": {
"labels": [
{
"name": "$label1"
},
{
"name": "$label2"
},
{
"name": "$label3"
},
{
"name": "$label4"
}
]
},
"IsBackportedFrom": false,
"Draft": ""
}
EOF
}
function test_payload_draft() {
local draft="$1"
cat >$payload <<EOF
{
"Pr": {
"labels": [
{
"name": "$label_worth"
}
]
},
"IsBackportedFrom": false,
"Draft": "$draft"
}
EOF
}
"${@:-main}"
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