react-native/src/private/webapis/performance/UserTimingExtensibility.js.flow

A framework for building native apps using React

/**
 * 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 strict
 * @format
 */

export type DevToolsColor =
  | 'primary'
  | 'primary-light'
  | 'primary-dark'
  | 'secondary'
  | 'secondary-light'
  | 'secondary-dark'
  | 'tertiary'
  | 'tertiary-light'
  | 'tertiary-dark'
  | 'warning'
  | 'error';

export interface ExtensionTrackEntryPayload {
  dataType?: 'track-entry'; // Defaults to "track-entry"
  color?: DevToolsColor; // Defaults to "primary"
  track: string; // Required: Name of the custom track
  trackGroup?: string; // Optional: Group for organizing tracks
  properties?: Array<[string, string]>; // Key-value pairs for detailed view
  tooltipText?: string; // Short description for tooltip
}

export interface ExtensionMarkerPayload {
  dataType: 'marker'; // Required: Identifies as a marker
  color?: DevToolsColor; // Defaults to "primary"
  properties?: Array<[string, string]>; // Key-value pairs for detailed view
  tooltipText?: string; // Short description for tooltip
}