Files
react/packages/shared/ReactFiberComponentTreeHook.js
T
Dan Abramov 21d0c11523 Convert the Source to ES Modules (#11389)
* Update transforms to handle ES modules

* Update Jest to handle ES modules

* Convert react package to ES modules

* Convert react-art package to ES Modules

* Convert react-call-return package to ES Modules

* Convert react-test-renderer package to ES Modules

* Convert react-cs-renderer package to ES Modules

* Convert react-rt-renderer package to ES Modules

* Convert react-noop-renderer package to ES Modules

* Convert react-dom/server to ES modules

* Convert react-dom/{client,events,test-utils} to ES modules

* Convert react-dom/shared to ES modules

* Convert react-native-renderer to ES modules

* Convert react-reconciler to ES modules

* Convert events to ES modules

* Convert shared to ES modules

* Remove CommonJS support from transforms

* Move ReactDOMFB entry point code into react-dom/src

This is clearer because we can use ES imports in it.

* Fix Rollup shim configuration to work with ESM

* Fix incorrect comment

* Exclude external imports without side effects

* Fix ReactDOM FB build

* Remove TODOs I don’t intend to fix yet
2017-11-02 19:50:03 +00:00

57 lines
1.4 KiB
JavaScript

/**
* Copyright (c) 2016-present, Facebook, Inc.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*
* @flow
*/
'use strict';
import type {Fiber} from 'react-reconciler/src/ReactFiber';
import {
IndeterminateComponent,
FunctionalComponent,
ClassComponent,
HostComponent,
} from './ReactTypeOfWork';
import describeComponentFrame from './describeComponentFrame';
import getComponentName from './getComponentName';
function describeFiber(fiber: Fiber): string {
switch (fiber.tag) {
case IndeterminateComponent:
case FunctionalComponent:
case ClassComponent:
case HostComponent:
var owner = fiber._debugOwner;
var source = fiber._debugSource;
var name = getComponentName(fiber);
var ownerName = null;
if (owner) {
ownerName = getComponentName(owner);
}
return describeComponentFrame(name, source, ownerName);
default:
return '';
}
}
// This function can only be called with a work-in-progress fiber and
// only during begin or complete phase. Do not call it under any other
// circumstances.
export function getStackAddendumByWorkInProgressFiber(
workInProgress: Fiber,
): string {
var info = '';
var node = workInProgress;
do {
info += describeFiber(node);
// Otherwise this return pointer might point to the wrong tree:
node = node.return;
} while (node);
return info;
}