Function normalizeJavaType

src/extraction/languages/java.ts:24–35

* Normalize a Java type node to the bare class name a chained * `foo.getThing().bar()` could be called on (the #645/#608 mechanism): * primitives/void/arrays yield undefined (no class to chain on), `List ` * is unwrapped to its base `List`, and a dotted package/outer-class qualifier * (`java

(typeNode: SyntaxNode | null, source: string)

 * (`java.util.List`) is stripped to the simple name.
 */
function normalizeJavaType(typeNode: SyntaxNode | null, source: string): string | undefined {
  if (!typeNode) return undefined;
  if (JAVA_NON_CLASS_RETURN_NODES.has(typeNode.type)) return undefined;
  // An array (`Foo[]`) isn't a receiver you call instance methods on.
  if (typeNode.type === 'array_type') return undefined;
  // Strip type arguments (`List<Foo>` → `List`) — the chain resolves on the base.
  const raw = getNodeText(typeNode, source).trim().replace(/<[^>]*>/g, '');
  // Strip a dotted package / outer-class qualifier (`java.util.List` → `List`).
  const last = raw.split('.').pop()?.trim();
  if (!last || !/^[A-Za-z_]\w*$/.test(last)) return undefined;
  return last;
}

/**
 * A Java method's declared return type. Reads the `type` field; constructors