Method isOptional

java/dagger/internal/codegen/OptionalType.java:132–134

Returns true if type is an Optional type.

(TypeMirror type)

  /** Returns {@code true} if {@code type} is an {@code Optional} type. */
  static boolean isOptional(TypeMirror type) {
    return type.accept(OPTIONAL_KIND, null).isPresent();
  }

  /** Returns {@code true} if {@code key.type()} is an {@code Optional} type. */
  static boolean isOptional(Key key) {