Function lastSegment

src/resolution/frameworks/drupal.ts:62–67

* Parse the last PHP namespace segment from a FQCN like `\Drupal\mymodule\Controller\Foo`. * Returns `null` for strings that don't look like a FQCN.

(fqcn: string)

 * Returns `null` for strings that don't look like a FQCN.
 */
function lastSegment(fqcn: string): string | null {
  const clean = fqcn.replace(/^\\+/, '').trim();
  if (!clean.includes('\\')) return null;
  const parts = clean.split('\\');
  return parts[parts.length - 1] ?? null;
}

/**
 * Derive the Drupal module name from a file path.