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references_good_first_issue
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executable file
·139 lines (116 loc) · 3.27 KB
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#!/usr/bin/env bash
#
# @license Apache-2.0
#
# Copyright (c) 2025 The Stdlib Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
# Script to check whether a PR references an issue with label "Good First Issue".
#
# Usage: references_good_first_issue <pr_number>
#
# Arguments:
#
# pr_number Pull request number.
#
# Environment variables:
#
# GITHUB_TOKEN GitHub token for authentication.
# Ensure that the exit status of pipelines is non-zero in the event that at least one of the commands in a pipeline fails:
set -o pipefail
# VARIABLES #
# Resolve the pull request number:
pr_number="$1"
# GitHub API base URL:
github_api_url="https://api.github.com"
# Repository owner and name:
repo_owner="stdlib-js"
repo_name="stdlib"
# FUNCTIONS #
# Error handler.
#
# $1 - error status
on_error() {
echo 'ERROR: An error was encountered during execution.' >&2
exit "$1"
}
# Performs a GitHub API request.
#
# $1 - HTTP method (GET or POST)
# $2 - API endpoint
# $3 - data for POST requests
github_api() {
local method="$1"
local endpoint="$2"
local data="$3"
# Initialize an array to hold curl headers:
local headers=()
# If GITHUB_TOKEN is set, add the Authorization header:
if [ -n "${GITHUB_TOKEN}" ]; then
headers+=("-H" "Authorization: token ${GITHUB_TOKEN}")
fi
# Determine the HTTP method and construct the curl command accordingly...
case "${method}" in
GET)
curl -s "${headers[@]}" "${github_api_url}${endpoint}"
;;
POST)
# For POST requests, always set the Content-Type header:
headers+=("-H" "Content-Type: application/json")
# If data is provided, include it in the request:
if [ -n "${data}" ]; then
curl -s -X POST "${headers[@]}" -d "${data}" "${github_api_url}${endpoint}"
else
# Handle cases where POST data is required but not provided:
echo "ERROR: POST request requires data."
on_error 1
fi
;;
*)
echo "ERROR: Invalid HTTP method: ${method}."
on_error 1
;;
esac
}
# Main execution sequence.
main() {
local issue_numbers
local issue_details
local pr_details
local pr_body
local issue
local bool
if [ -z "${pr_number}" ]; then
echo "ERROR: Pull request number is required." >&2
on_error 1
fi
# Fetch pull request details:
pr_details=$(github_api "GET" "/repos/${repo_owner}/${repo_name}/pulls/${pr_number}")
pr_body=$(echo "${pr_details}" | jq -r '.body')
issue_numbers=$(echo "${pr_body}" | grep -Ei '#[0-9]+' | grep -oEi '[0-9]+' | sort | uniq)
if [ -z "${issue_numbers}" ]; then
echo 'false'
exit 0
fi
for issue in ${issue_numbers}; do
issue_details=$(github_api "GET" "/repos/${repo_owner}/${repo_name}/issues/${issue}")
bool=$(echo "${issue_details}" | jq '.labels | any(.name == "Good First Issue")')
if [ "${bool}" == 'true' ]; then
echo 'true'
exit 0
fi
done
echo 'false'
exit 0
}
main