CommitTreeBuilder.js — react Source File

Source Code

/**
 * 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.
 *
 * @flow
 */

import {
  __DEBUG__,
  TREE_OPERATION_ADD,
  TREE_OPERATION_REMOVE,
  TREE_OPERATION_REORDER_CHILDREN,
  TREE_OPERATION_SET_SUBTREE_MODE,
  TREE_OPERATION_UPDATE_TREE_BASE_DURATION,
  TREE_OPERATION_UPDATE_ERRORS_OR_WARNINGS,
  TREE_OPERATION_APPLIED_ACTIVITY_SLICE_CHANGE,
  SUSPENSE_TREE_OPERATION_ADD,
  SUSPENSE_TREE_OPERATION_REMOVE,
  SUSPENSE_TREE_OPERATION_REORDER_CHILDREN,
  SUSPENSE_TREE_OPERATION_RESIZE,
  SUSPENSE_TREE_OPERATION_SUSPENDERS,
} from 'react-devtools-shared/src/constants';
import {
  parseElementDisplayNameFromBackend,
  utfDecodeStringWithRanges,
} from 'react-devtools-shared/src/utils';
import {ElementTypeRoot} from 'react-devtools-shared/src/frontend/types';
import ProfilerStore from 'react-devtools-shared/src/devtools/ProfilerStore';

import type {ElementType} from 'react-devtools-shared/src/frontend/types';
import type {
  CommitTree,
  CommitTreeNode,
  ProfilingDataForRootFrontend,
} from 'react-devtools-shared/src/devtools/views/Profiler/types';

const debug = (methodName: string, ...args: Array<string>) => {
  if (__DEBUG__) {
    console.log(
      `%cCommitTreeBuilder %c${methodName}`,
      'color: pink; font-weight: bold;',
      'font-weight: bold;',
      ...args,
    );
  }
};

const rootToCommitTreeMap: Map<number, Array<CommitTree>> = new Map();

export function getCommitTree({
  commitIndex,
  profilerStore,
  rootID,
}: {
  commitIndex: number,
  profilerStore: ProfilerStore,
  rootID: number,
}): CommitTree {
// ... (479 more lines)