Method to

java/dagger/internal/codegen/FrameworkType.java:43–71

(RequestKind requestKind, CodeBlock from)

  /** A {@link Provider}. */
  PROVIDER {
    @Override
    CodeBlock to(RequestKind requestKind, CodeBlock from) {
      switch (requestKind) {
        case INSTANCE:
          return CodeBlock.of("$L.get()", from);

        case LAZY:
          return CodeBlock.of("$T.lazy($L)", DoubleCheck.class, from);

        case PROVIDER:
          return from;

        case PROVIDER_OF_LAZY:
          return CodeBlock.of("$T.create($L)", ProviderOfLazy.class, from);

        case PRODUCER:
          return CodeBlock.of("$T.producerFromProvider($L)", Producers.class, from);

        case FUTURE:
          return CodeBlock.of("$T.immediateFuture($L)", Futures.class, to(INSTANCE, from));

        case PRODUCED:
          return CodeBlock.of("$T.successful($L)", Produced.class, to(INSTANCE, from));

        default:
          throw new IllegalArgumentException(
              String.format("Cannot request a %s from a %s", requestKind, this));
      }
    }

    @Override
    Expression to(RequestKind requestKind, Expression from, DaggerTypes types) {