34 lines
993 B
JavaScript
34 lines
993 B
JavaScript
/**
|
|
* Copyright (c) Facebook, Inc. and its affiliates.
|
|
*
|
|
* This source code is licensed under the MIT license found in the
|
|
* LICENSE file in the root directory of this source tree.
|
|
*
|
|
*
|
|
* @format
|
|
*/
|
|
// flowlint ambiguous-object-type:error
|
|
'use strict';
|
|
|
|
var invariant = require('invariant');
|
|
|
|
var _require = require('./RelayDefaultHandleKey'),
|
|
DEFAULT_HANDLE_KEY = _require.DEFAULT_HANDLE_KEY;
|
|
/**
|
|
* @internal
|
|
*
|
|
* Helper to create a unique name for a handle field based on the handle name, handle key and
|
|
* source field.
|
|
*/
|
|
|
|
|
|
function getRelayHandleKey(handleName, key, fieldName) {
|
|
if (key && key !== DEFAULT_HANDLE_KEY) {
|
|
return "__".concat(key, "_").concat(handleName);
|
|
}
|
|
|
|
!(fieldName != null) ? process.env.NODE_ENV !== "production" ? invariant(false, 'getRelayHandleKey: Expected either `fieldName` or `key` in `handle` to be provided') : invariant(false) : void 0;
|
|
return "__".concat(fieldName, "_").concat(handleName);
|
|
}
|
|
|
|
module.exports = getRelayHandleKey; |