validate.ts

import * as fs from "node:fs";
import { colorize, colors } from "../utils/color.ts";
import { getAllPackageDirNames, getPackageFile } from "../utils/packages.ts";
import { formatValidationErrors, parseAllChangeFiles } from "./changes.ts";

function getMissingChangelogPackageDirNames(): string[] {
  let packageDirNames = getAllPackageDirNames();
  let missing: string[] = [];

  for (let packageDirName of packageDirNames) {
    let changelogPath = getPackageFile(packageDirName, "CHANGELOG.md");
    if (!fs.existsSync(changelogPath)) {
      missing.push(packageDirName);
    }
  }

  return missing;
}

/**
 * Validates all change files in the repository
 * Exits with code 1 if any validation errors are found
 */
function main() {
  let hasErrors = false;

  // Validate all packages have changelogs
  console.log("Validating package changelogs...\n");
  let missingChangelogPackageDirNames = getMissingChangelogPackageDirNames();

  if (missingChangelogPackageDirNames.length > 0) {
    hasErrors = true;
    console.error(colorize("Missing changelogs", colors.red) + "\n");
    for (let packageDirName of missingChangelogPackageDirNames) {
      console.error(`📦 ${packageDirName}: Missing CHANGELOG.md file`);
    }
    console.error();
  }

  // Validate change files
  console.log("Validating change files...\n");
  let result = parseAllChangeFiles();

  if (!result.valid) {
    hasErrors = true;
    console.error(colorize("Invalid change files", colors.red) + "\n");
    console.error(formatValidationErrors(result.errors));
    console.error();
  } else if (result.releases.length === 0) {
    console.log(colorize("Nothing to release!", colors.lightGreen) + "\n");
  } else {
    console.log(
      colorize("All change files are valid!", colors.lightGreen) + "\n",
    );
  }

  if (hasErrors) {
    process.exit(1);
  }
}

main();