@gitlab/semantic-release-merge-request-analyzer/src/verify-conditions.js

Semantic release plugin to determine version based on GitLab merge request labels

import SemanticReleaseError from "@semantic-release/error";
import AggregateError from "aggregate-error";

/**
 * Verify that the environment variables required for GitLab API access are present.
 *
 * @param {Object} pluginConfig The plugin configuration.
 * @param {Object} context The semantic-release context.
 * @returns {Promise<void>} A Promise that resolves if the verification is successful.
 * @throws {AggregateError} If any required configuration is missing.
 */
export async function verifyConditions(pluginConfig, context) {
  const { env, logger } = context;
  const errors = [];

  logger.log("Verifying GitLab environment configuration");

  // Check if CI_PROJECT_ID is set
  if (!env.CI_PROJECT_ID) {
    errors.push(
      new SemanticReleaseError(
        "No GitLab Project ID found.",
        "ENOGLPROJECTID",
        "The GitLab project ID is required to analyze commits and generate release notes. " +
          "Please make sure the CI_PROJECT_ID environment variable is set.",
      ),
    );
  }

  // Also check for GitLab token (needed for API access)
  if (!env.GITLAB_TOKEN) {
    errors.push(
      new SemanticReleaseError(
        "No GitLab Token found.",
        "ENOGLTOKEN",
        "A GitLab personal access token with API access is required. " +
          "Please make sure the GITLAB_TOKEN environment variable is set.",
      ),
    );
  }

  // Verify label configuration if provided
  if (pluginConfig && pluginConfig.labels) {
    const { labels } = pluginConfig;

    if (!labels || typeof labels !== "object") {
      errors.push(
        new SemanticReleaseError(
          "Invalid label configuration.",
          "EINVALIDLABELCONFIG",
          'The "labels" option must be an object with release types as keys and arrays of label names as values.',
        ),
      );
    }
  }

  // Throw any errors we accumulated during the validation
  if (errors.length > 0) {
    throw new AggregateError(errors);
  }

  logger.success("GitLab environment configuration verified");
}

export default verifyConditions;