Function buildNodeTooOldBanner

src/bin/node-version-check.ts:58–76

(nodeVersion: string)

 * (see ../ui/glyphs.ts for the rationale).
 */
export function buildNodeTooOldBanner(nodeVersion: string): string {
  const sep = '-'.repeat(72);
  return [
    sep,
    `[CodeGraph] Unsupported Node.js version: ${nodeVersion}`,
    sep,
    `CodeGraph requires Node.js ${MIN_NODE_MAJOR} or newer. Older versions lack`,
    'language features and native APIs CodeGraph depends on, and are not',
    'tested or supported.',
    '',
    'Fix: install Node.js 22 LTS:',
    '  nvm install 22 && nvm use 22                          # nvm',
    '  brew install node@22 && brew link --overwrite --force node@22  # Homebrew',
    '',
    'To override (NOT recommended - unsupported):',
    '  CODEGRAPH_ALLOW_UNSAFE_NODE=1 codegraph ...',
    sep,
  ].join('\n');
}