/** * Copyright (c) Meta Platforms, Inc. and affiliates. * * This source code is licensed under the MIT license found in the * LICENSE file in the root directory of this source tree. */ let didWarnValueNull = false; export function validateProperties(type, props) { if (__DEV__) { if (type !== 'input' && type !== 'textarea' && type !== 'select') { return; } if (props != null && props.value === null && !didWarnValueNull) { didWarnValueNull = true; if (type === 'select' && props.multiple) { '`value` prop on `%s` should not be null. ' + 'Consider using an empty array when `multiple` is set to `true` ' + 'to clear the component or `undefined` for uncontrolled components.' |> console.error(%, type); } else { '`value` prop on `%s` should not be null. ' + 'Consider using an empty string to clear the component or `undefined` ' + 'for uncontrolled components.' |> console.error(%, type); } } } }