assertFalse(delegate.isVarArgs());
  }

  public void testPrivateFinalInstanceMethod_isOverridable() throws Exception {
    Invokable<?, ?> delegate = Prepender.method("privateFinalMethod");
    assertTrue(delegate.isPrivate());
    assertTrue(delegate.isFinal());
    assertFalse(delegate.isOverridable());
    assertFalse(delegate.isVarArgs());
  }

private
data class MappedApiFunctionParameter(
    val original: ApiFunctionParameter,
    val index: Int = original.index,
    val type: ApiTypeUsage = original.type,
    val isVarargs: Boolean = original.isVarargs,
    val asArgument: String = "${if (original.isVarargs) "*" else ""}`${original.name ?: "p$index"}`"
) {
    val name: String
        get() = original.name ?: "p$index"
}


private

        if (!(extensionCandidate || ktFunction.valueParameters.size == paramCount)) {
            return@collectDescendantsOfType false
        }
        val isVarargs = Modifier.isVarArgs(method.modifiers)

        // Parameter type check
        method.parameterTypes
            .asSequence()
            // Drop the receiver if present
            .drop(if (extensionCandidate) 1 else 0)

      return !(isFinal()
          || isPrivate()
          || isStatic()
          || Modifier.isFinal(getDeclaringClass().getModifiers()));
    }

    @Override
    public final boolean isVarArgs() {
      return method.isVarArgs();
    }
  }

  static class ConstructorInvokable<T> extends Invokable<T, T> {

    final Constructor<?> constructor;

    ConstructorInvokable(Constructor<?> constructor) {

            val typeArguments = signatureParameter?.typeArguments ?: emptyList()
            ApiFunctionParameter(
                index = idx,
                isVarargs = idx == parameterTypesBinaryNames.lastIndex && delegate.access.isVarargs,
                nameSupplier = {
                    delegate.parameters?.get(idx)?.name
                },
                typeBinaryName = parameterTypeBinaryName,